Adeola Anthonia OYETUNDE is a geospatial researcher with a strong interest in climate action, GIS and remote sensing, geo-web mapping, and open geospatial community . She is currently pursuing a degree in Surveying and Geo-informatics at Obafemi Awolowo University, where she is expanding her expertise in geospatial technologies.
Adeola's research focuses on leveraging open-source geospatial tools for community-driven solutions. She has been actively involved in youth-led mapping initiatives aimed at improving healthcare facilities through electricity planning, utilizing OpenStreetMap, KoboCollect, Mapillary and QGIS. Her work also extends to flood mapping and risk assessment, applying GIS techniques to enhance disaster resilience.
She attended the YouthMappers Open Mapping for Heat and Health Workshop at the Federal University of Technology Akure, further strengthening her expertise in open mapping and geospatial solutions for community development. Adeola is a contributor to the OpenStreetMap community, where she explores the role of open-source geospatial technologies in solving local challenges. With a passion for data-driven decision-making, Adeola is dedicated to advancing geospatial innovation for infrastructure development, healthcare access, climate resilience, and disaster management.

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I work at the Geodetic Institute of Slovenia in Ljubljana, contributing to various projects as a Data Scientist, Remote Sensing Analyst, GIS Coordinator, and Specialist. My work primarily revolves around the analysis of multispectral, hyperspectral, and SAR imagery, as well as LiDAR point clouds - but I enjoy tackling data problems of all kinds. I rely heavily on Python, GRASS, GDAL, PDAL, QGIS and PostgreSQL for data torturing and distribution. I love Linux. I currently serve as the secretary of the Slovenian OSGeo Local Chapter.

Alexandre Gacon is a software architect specializing in geospatial computing, currently working at Camptocamp. An expert in C++ and Qt, he has extensive experience in developing GIS (Geographic Information System) solutions. His commitment to the open-source community is particularly evident through his contributions to GeoServer, a key platform for publishing geospatial data. He actively works on enhancing its features and performance, promoting the adoption of open-source tools to optimize the interoperability of geospatial systems.

Open source enthusiast with strong experience in Java development and GIS. Personal interest range from high performance software, managing large data volumes, software testing and quality, spatial data analysis algorithms, map rendering.
Full time open source developer on GeoServer and GeoTools, regular presenter at F0SS4G.
Received the Sol Katz's OSGeo award in 2017.

Andrija Krtalić was born in 1969. in Mostar, Bosnia and Herzegovina He graduated in 1997with a topic from the field of photogrammetry. He defended his master's thesis in 2006 with a topic in the field of remote sensing. In 2011, he obtained the title of Doctor of Science at the Faculty of Geodesy, University of Zagreb, with topics in the field of remote sensing. In 2015 he was appointed assistant professor at the same institution. His field of activity and expertise are remote sensing (in particular, data fusion and implementation of multicriteria analysis in remote sensing methods) and photogrammetry. During his scientific research work he has participated in 15 scientific and professional international projects in the field of remote sensing. In two FP5 projects (ARC & SMART); one FP7 project (TIRAMISU); one Erasmus+, Sector Skills Alliance project EO4GEO; Horizont 2020 project Twinning Open Data Operational (TODO); two projects funded by the US State Department; 3 domestic projects as a senior researcher and manager. Scientific research work on these projects is described in 17 articles in reputable scientific journals and 37 articles in scientific congresses and conferences. In the TIRAMISU project, he was the leader of the part of the project for which the Faculty of Geodesy, University of Zagreb, was in charge. He is a national representative of Council for Remote Sensing at the Croatian Academy of Sciences and Arts in the EARSeL council. The Ministry of Science and Education of the Republic of Croatia appoint him for Croatian representative to the Commission expert sub-group on Copernicus.

Anja Batina is a research assistant at the Center for geospatial technologies, University of Zadar, and a PhD student at the Faculty of Geodesy, University of Zagreb. As a master's graduate in geodesy and geoinformatics, she began her career as a GIS specialist in a private Croatian company focused on GIS and ICT consulting. In 2018 she became the technical director of the GIS department. Throughout her career in GIS, Anja has developed technical and managerial skills, capable of leading GIS teams in multicultural environments on international projects. She is currently pursuing a PhD in geodesy and geoinformatics on the topic Geospatial multi-sensor approach for lake water quality monitoring and assessment. Anja is employed as a senior GIS expert on the SMART-Water project at the Center for geospatial technologies, University of Zadar.

Astrid Emde is a Geospatial Expert and works in Bonn at WhereGroup (https://wheregroup.com) since many years. She works as Senior GIS Consultant on WebGIS solutions with FOSSGIS. She is trainer at the FOSS Academy (https://foss-academy.com).
Astrid Emde is an active member of OSGeo and a Charter Member since 2010. From 2017-2021 she was in the OSGeo Board of Directors and is OSGeo Secretary. She recieved the Sol Katz Award in 2018 at FOSS4G 2018 in Dar es Salaam (Tanzania).

As an Innovation Action and Partnerships Specialist at ECMWF (European Centre of Medium-Range Weather Forecasts) I am co-ordinating Code for Earth, an innovation action run by ECMWF.

I have always been interested in networking and connecting people. I am grateful that, with my work, I can exactly do this, and help foster a culture of continuous learning, mutual support, and shared success.

In the past I presented internationally on geo-information management topics, mainly in the areas of OGC processes, interoperability and open standards.

With a diploma in Geography I started working in the field of GIS in 1998. In 2006, I joined OGC (Open Geospatial Consortium), and worked as OGC’s Director for Member Success and Development for Europe, Central Asia and Africa. In December 2022 I joined ECMWF.
Since 2006 I am a member of OSGeo.

Bart Louwers is the maintainer of MapLibre Native. Bart has become quite passionate about open source geospatial in which he found a home. Although he now deals with C++ on a day-to-day basis, he is secretly a JavaScript developer in his heart. Bart likes to argue that LLMs and AI are overhyped, or that they are in fact not, depending on who he is talking to. Bart is Dutch and somehow (still) lives in Germany.

Bartosz Brzeziński is a Senior Geospatial Data Steward at Bayer, where he is responsible for managing spatial data and developing solutions utilizing GIS technology. With a strong background in geospatial analysis, Bartosz plays a important role in enhancing data-driven decision-making processes within the organization.

Prior to his current position at Bayer, Bartosz worked as a GIS Analyst at UBS, where he provided analytical support to financial analysts. His expertise in geospatial data analysis allowed him to contribute valuable insights that informed investment strategies and financial assessments.

In his earlier career, Bartosz focused on supporting investment processes in the renewable energy sector, specifically working with GIS applications related to wind turbines and small hydropower plants. His experience in this field has equipped him with a deep understanding of the intersection between geospatial technology and sustainable energy solutions.

In his free time, Bartosz shares his passion for GIS by conducting training sessions focused on the use of Open Source technologies. His commitment to education and knowledge sharing reflects his dedication to advancing the field of geospatial analysis and empowering others to leverage GIS in their work.

Learned everything from the community—the kid of FOSS4G.

Berit Mohr is a passionate GIS enthusiast and advocate for open-source software. Since 2022, she has been working with GFA Consulting Group GmbH, actively promoting the use of GIS and open-source solutions in development cooperation. In October 2024, she joined OpenGIS.CH as a GIS specialist, where she advises, trains, and manages small projects.

With extensive experience across academia, the private sector, and development cooperation, Berit brings a global perspective to her work. Her remarkable talent for teaching and translating across languages enables her to bridge gaps and facilitate understanding in diverse contexts.

In her free time, Berit enjoys exploring the outdoors with her bike, tending her garden, and hiking in the mountains, spending every possible moment in nature.

Senior expert for application support and maintanance at IDDEEA BIH (2010 - 2025)
Expert associate for information management and proccess at Directorate for European Integrations of BIH (2008 - 2010)
Doctoral studies at University of Mostar -field Engineering - Application of Information and Communication Technologies (2024 - ongoing)

Chandra is working at Telespazio UK as a Senior Project Manager for EO Software systems, where she is the Project Manager for ESA's EOPECA+ & EarthCODE projects. She also bid manages EO based projects, ranging from ground segments, climate-based projects and EO platforms.

She is also the Chair of the EO Committee as part of UKspace, where Ukspace is the trade association of the British space industry and has been its leading voice for over 30 years. As Chair, she liaises and promotes the interests of industry with the UK government, parliament and national and international stakeholders.

She previously worked at CGI as a Business Developer for Earth Observation, part of the SDI department, and at isardSAT, as part of the R&D team to manage and lead scientific/technical projects for the Space industry using Earth Observation (altimetry, passive microwave, SAR).

Prior to this, Chandra completed a PhD in Marine & Numerical Geophysics from Imperial College London with a demonstrated history of working in the research industry. Her thesis presented results from studying the break-up of Africa and South America 130 million years ago with the use of observational constraints and a 2D Numerical Model. Skilled in data analysis, project management, presentations, scientific writing and various suites of software (Matlab, Photoshop, Illustrator, LaTeX, MS Office), she is an all round team-player but is also happy to work autonomously. She also holds a Geophysics MSci from Imperial College London.

In between her undergraduate and doctorate degrees, she was a Young Graduate Trainee in Earth Observation at the European Space Agency (ESRIN - Frascati, Italy). Internships include placements being a Summer Intern at Statoil (Bergen, Norway), the UROP Summer Programme at Imperial College (London, UK) and a Summer Intern at the European Space Agency (ESTEC - Noordwijk, The Netherlands).

I am an open-source software developer, technology enthusiast, and entrepreneur working on a variety of projects, primarily focused on big data analytics and data modeling—especially when GIS, search, or graph components are involved. I work at Elastic as a principal developer of Elasticsearch, specializing in Geospatial ES{QL within the Analytics Engine team.

OpenSource enthusiast, core developer of GeoStyler, react-geo or SHOGun.

I have been working in the geoinformatics field since my master's degree, focusing on the development of open-source devices and tools for data collection and management.

Senior scientist at the GFZ Helmholtz Centre for Geoscience and the Swiss Seismological Service at ETH Zurich. Working on earthquake hazard and risk and creating a global building model for assessing damage and losses in natural catastrophes.

Hi, I'm a software developer with almost 10 years of experience.

Dr. DARSHANA RAWAL, working as a Akademische Mitarbeiterin in Hochschule für Technik Stuttgart. Recently, she has been occupied with the Data Security Project. She holds a Ph.D. in Geography, an M.Sc. in Geomatics, and a Master degree in computer Applications. She has amassed 18 years of experience in teaching and research. Information Science and Geospatial Technology are her areas of specialization. Her expertise lies in Disaster, Health, Sustainable Environment, and Urban Eco-systems, which includes City Planning, Infrastructure, Environment, and IT-based web development. GIS, Web-GIS, Crowd Sourcing and Participatory-GIS, Digital Image Processing, and various other subjects are all taught by her. She is a member of various international Societies and organizations, those are: Member of the GeoforAll 2023; Co-Chair of WG V/3 Open Source Promotion and Web-based Resource Sharing; Member of the International Advisory Editorial Board of the Geo-Progress Journal; Member of the Scientific Council for the section "Methodological and Technical Issues of Geographic Information and Spatial Analysis; of GeoProgress Journal; Member, UN Open GIS Initiative of OSGeo, Member, FOSS4G an Academic/Scientific Track (AT), First Prize for ‘Most Active Congress Contributor’ in XXIII ISPRS Congress, Prague, Czech Republic, 2016 and Excellence Award for a Project on” Use of MongoDB for Social Media Database Management” during International Geoinformatics Summer School at Wuhan University, China, 2015.

She was a Major contributor to handling an OSGEO Lab at the CEPT University from 2013 to 2021, She is also a Major Contributor to teaching an open source to the More than 100 Women Scientists who are the beneficiaries of the Women Scientist Scheme of the Department of Science and Technology, Government of India. She has also taken three major Winter/Summer courses on Geospatial Technology for Open Source GIS, where QGIS for GIS, SAGA for Remote Sensing, and POSTGRES and Geoserver for WebGIS are taught.

Denis Tabučić is a geoinformatics and geodetic expert with extensive experience in spatial data infrastructure development, land administration, and geospatial technologies. He currently plays a key role in advancing geospatial infrastructure and digital transformation within the Federal Administration for Geodetic and Real Property Affairs (FGU) of the Federation of Bosnia and Herzegovina.

With a strong background in geospatial data management, Denis has been actively involved in major national and international projects, particularly in the implementation of open-source solutions for geospatial data sharing, processing, and analysis. His expertise includes the use of PostgreSQL/PostGIS for spatial databases, GeoServer for web-based GIS services, QGIS for geospatial analysis and visualization, and HALE Studio for data harmonization.

Denis has contributed significantly to the development and promotion of open spatial data infrastructures, particularly in the INSPIRE Directive framework and the modernization of geodetic and cadastral systems in Bosnia and Herzegovina. He has also been instrumental in capacity-building initiatives, leading training programs for hundreds of public sector professionals to enhance their proficiency in geospatial technologies.

Through his work, Denis is committed to fostering collaboration, innovation, and the integration of open-source solutions to improve spatial data accessibility and interoperability. His efforts continue to shape the digital transformation of geospatial services in Bosnia and Herzegovina.

After obtaining his engineering degree in Computer Science and Applied Mathematics from ENSIMAG, Grenoble (France), Dimitri Lallement joined the Earth Observation Lab of the French Space Agency (CNES) in 2020. He currently works there as an image processing engineer. His primary reserach interests include Digital Terrain Model (DTM) extraction, 3D reconstruction, and multimodal change detection.

MSc in Computer Science from the University of Bern, Switzerland

6 years of experience as Software Engineer
Since May 2024 I have been working as Software Engineer in the Geospatial Department of Camptocamp SA, Switzerland

Project Manager at IGEA d.o.o., Varaždin.

DEV-OPS Area Coordinator/Full Stack Developer

Development of multiplatform applications and Technician in Microinformatics systems and Networks. Collaborator in the development of the Giswater project implementing support in the programming of different tools for the management of spatial data in open source code and use of independent applications for their management.

Geospatial expert with scientific and industrial experience and a passion for open-source GIS. An active member of the QGIS community, serving as a translations coordinator, plugins developer, and event organizer. Currently contributing to building the geospatial stack at NextGIS OÜ and leading the office in Serbia. My favorite aspect of GIS work is geographic modeling and addressing environmental challenges.

Free and open source geospatial software developer. Involved in GDAL, PROJ, QGIS, MapServer among others.

MSc. Artificial Intelligence and Robotics Cum Laude from the Sapienza University of Rome and BSc. in Mechatronic Engineering from the National University of Colombia with experience in software development, project planning, and product development. Recipient of several education grants and author of three patents on AI-based products. My expertise lies in machine learning and natural language processing, leveraging cutting-edge techniques to develop impactful solutions.

PhD student in Geomatics at the Department of Civil and Environmental Engineering of Politecnico di Milano (Italy). Her main research interest is 2D and 3D data integration in web-based geospatial environments to support decision making for built and natural environment applications.
Passionate OpenStreetMap contributor since 2016 and OSGeo Charter Member since 2022.

CTO at Camptocamp Geospatial
Map, mountains and geospatial tech enthusiast !

PhD Candidate in Environmental Sciences at the University of Geneva, focused on GIS and Earth system modelling. Currently involved in PANALESIS plate tectonic model management, transitioning to open-source solutions, and conversion into maps of the Earth past (palaeogeography) to understand the long-term evolution of the Earth from the bottom of the mantle to the top of the atmosphere.

Ground Segment Architect specialising in Reproducible Science, AI (Artificial Intelligence), ARD (Analysis Ready Data) and Quality initiatives in the space industry. Heavily involved in the architecture of Open Source solutions, frameworks and platforms.

Technical lead for EarthCODE, ESA's initiative to ensure long-term preservation and accessibility of research data, code, and documentation for a global scientific community.

Geographer & GIS Specialist, working as a GIS Consultant at Camptocamp SA in Switzerland. Pretty new to Open Source and excited to learn more!

GIS specialist and software architect at GeoSolutions, where I lead the Python team.
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I've started my career as a GIS/EO data scientist and Spatial Data Infrastructures specialist, based for the most part on open source technologies and business models. In this context, I've worked as a consultant, developer, and solutions provider for several public institutions and private companies.

I've had the opportunity to contribute to and lead the development of several projects, ranging from mobile apps and web platforms to data infrastructures and distributed data processing pipelines.
Whatever the kind of product it is, I enjoy translating a customer's idea into an effective and concrete solution.
My current main technical focus is software design and product management.

Hobbies? Sound design, music technologies, and electronics.

Gordana Jakovljevic, Ph.D. is an assistant professor at the University of Banja Luka, Bosnia and
Herzegovina. Her practical and theoretical research interest lies in the field of remote sensing, deep
learning, and environment protection, especially in water management. The primary aim of Gordana's
research is to develop a standardized, clearly defined methodology for the automated processing of remote
sensing data in real or near-real time in order to increase the usability of remote sensing data in
environmental management and decision-making. She is a member of FIG commission 4 and FIG 4.3
working group (Mapping plastic)

Gulsen Bardak is studying in the Geodetics Engineering MSc program at the University of Bonn. She has been working at the German Aerospace Center (DLR) for three years as a student research assistant.

Working on xDIs since 2010. Current focus: Research (Geo-)Data Infrastructures in the growing open science landscape in Europe.

Hrvoje Matijević is assistant professor at University North, Department of Geodesy and Geomatics. His main research fields are Web GIS technologies, geospatial data processing and geospatial databases. Prior to resuming his academic career Hrvoje worked as consultant and project manager in several large IT companies dealing with GIS and geospatial data management.

Ian has been writing open source software for longer than he cares to remember. In the past 10 years he's been ranting about the way it is created and used.

About Igo

Geophysicist with a master's degree in Remote Sensing, Geoinformation, and Visualization, with a background in data analysis and design. He works at the Leibniz Centre for Agricultural Landscape Research (ZALF), focusing on GIS, software development (Python, JavaScript), UI/UX design, and deployment using Docker, Jenkins, and Git. His work integrates science, technology, and design to develop efficient and intuitive solutions in geoinformation. Always seeking to optimize workflows and transform complex data into accessible insights, he believes that a well-designed map and well-written code can solve more problems than one might expect.

Get in Touch

With 15+ years of experience in application development, database design, and information system architecture, I currently serve as a Product Manager, Architect, and Development Lead at IGEA, specializing in complex geoinformation systems. For over four years, I have been dedicated to advancing geoinformation solutions using IGEO, our in-house geoinformation platform.

Throughout my career, I have led the end-to-end development of product groups, provided technical consulting, and managed the implementation of GIS/IT solutions, primarily for local government, as well as infrastructure and telecom sectors.

I also spent a year intensively developing new functionalities and enhancing an internal billing system. A key challenge, tackled alongside my team, was optimizing performance to handle over 10,000 transactions per second within a globally distributed system while meeting diverse billing demands from internal users (Sales, AM, CSM).

My expertise has been instrumental in establishing the Central Integration Platform for the Croatian Meteorological and Hydrological Service, enabling seamless access to meteorological, hydrological, and air quality data through a unified interface.

Iván has been a web developer and FLOSS advocate since the early 2000s; then he bought a GPS receiver and got involved in OpenStreetMap and OSGeo. He’s worked with nautical charts, indoor positioning, USB microcontrollers, LibreOffice, multispectral rasters, all of it with unhealthy amounts of Javascript.

A software engineer by trade, in recent years I have been focusing more on bridging the big divide between the business world and the IT world. I am interested in finding the right tools for the right job, helping to provide clarity where confusion reigns and aiming to increase transparency and fairness (hint hint, open source) of IT services.

Passionate geographer, citizen science enthusiast, open source advocate

Studied and graduated in the field of geomatics.
Passionate map-maker, cartographer and orienteer.
Active OpenStreetMapper since 2016, also involved in MissingMaps and HOT projects.
Working as a web developer, primarily on an open source HSLayers-NG library, an extension of famous OpenLayers.
Also teaching ground surveying techniques at a high school.

• M. Sc. Geoinformatics
• Full-Stack Developer at terrestris GmbH & Co. KG, Bonn, Germany
• OSGeo Charter Member
• GeoStyler Core Contributor
• Apache Superset Plugin Developer

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Civil engineer and software developer (mainly C++). The last years I'm focused on GIS, contributing to PROJ and GDAL libraries. Member of the PSC of both projects.

https://github.com/jjimenezshaw/
https://orcid.org/0000-0002-7227-9173

PhD Engineer in Applied Geology (1981)
Master of Science in Applied Geology, Hydrogeology and Geophysics, in Informatics and in MBA (Management Business Administration)
- 10 years of applied geology, geophysics, geochemistry applied to waste storage;
- 10 years of radioecology in France and abroad
- 20 years of terrestrial space modeling: geographic databases, remote sensing, geostatistics, topology

Main skills: Applied geology, radioecology, impact studies, reference state, description of the environment, post-accident management of a nuclear crisis, waste storage.
Geographic data (topology), geostatistics, remote sensing and image processing, computer processing of data, spatio-temporal

Jin Igarashi is a GIS software developer maintaining several open source libraries which can help water utilities in Eastern Africa. He is currently employed by United Nations Development Programme to help them develop GIS applications for decision making.

Jody Garnett is an open source developer and advocate working with GeoCat Canada. He has over 20 years experience consulting, training, building solutions, and guiding technology development. Jody is on the steering committee for the GeoServer, GeoTools, and JTS Topology Suite projects, and volunteers as chair of the OSGeo Incubation Committee.

I earned degrees in Geography and Economics at the University of Bonn and completed a PhD in Agricultural Economics, where I harnessed geospatial technologies and econometrics to analyze and model land-use and land-cover change in the Amazon. My career spans roles in nature conservation with the German Technical Cooperation (GIZ) and project impact assessment in the evaluation department at KfW Development Bank. For the past three years, I have served as IT Manager at KfW Development Bank, where I spearhead the development of a robust data infrastructure—with a particular focus on implementing geospatial solutions exclusively through open-source technologies. I am also the co-founder of the MAPME initiative, an open-source community committed to scaling up the use of geoinformation in development cooperation.

Contributor to the development of the Giswater project in BGEO

Geospatial Developer/Devops.

I have worked as a developer in Open Source GIS domain in multiple startups for the past 6 years and built many applications from scratch to production, managed teams, hired people and wore many other hats.I had the honor of working with companies from all over the world including Japan, Switzerland, Australia, US and more.

Now I am volunteering at OSGeo, giving back to the community that has given me access to the whole wide world.

Work: https://jsonsingh.com/work

Chief specialist, National Land Survey of Finland
PSC member in GDAL, MapServer and GeoServer projects.

Just van den Broecke is an independent Open Source geospatial professional working under the
trading name "Just Objects" - https://justobjects.nl. In his daily work
he designs, develops and deploys Open Source geospatial infrastructures, stacks and products.
He is a core contributor to Open Source projects like pygeoapi (also PSC), GeoHealthCheck, Stetl, and NLExtract. He is an OSGeo Charter Member and founder/former-chair of OSGeo.nl, the Dutch Local OSGeo Chapter.

I'm a passionate FOSS Developer and OpenStreetMap mapper, dedicated to preserving people’s privacy and freedom. I’m on a mission to bring about positive change.

A Landscape technician with extensive experience in GIS applications for forestry and environmental management. With a background in teaching QGIS at Skovskolen, there is a strong focus on making spatial data accessible to all.

For the past two years, the work at the Danish Nature Agency has centered on customizing QGIS for forestry operations and environmental protection. With a passion for usability and open-source GIS solutions, the specialization lies in bridging the gap between complex spatial data and practical use.

Kshitij Raj Sharma is a Geospatial Developer from Nepal, passionate about open-source software and open data. With 8 years of FOSS advocacy, he is a founding member of OSGEO Nepal. He is currently a student of the Copernicus Master's in Digital Earth specializing in Geo Data Science and AI, and an AI Engineer at HOTOSM.

In early 2021, Kurt moved from the USA to Denmark and now works for Septima P/S in Copenhagen, Denmark. He earned a Master in Geography from the University of New Mexico in 2000. He has a broad skillset. He is a spatial analyst, cartographer, trainer/teacher and author. He has published many QGIS books, the most recent being: Discover QGIS 3.x - Second Edition, QGIS for Hydrological Applications - Second Edition, and Field Data Collection with QGIS and Mergin Maps all with Locate Press. He was elected as an OsGeo Charter Member in 2015. He is also a fellow of the Rewilding Institute and a board member of Wild Arizona.

Engineer at IGN for over fifteen years, and a photogrammetrist by training, I specialize in the development of tools for the creation of 3D geographical data (3d urban models, DTM, DTS, etc.). Currently, I lead a team of fifteen engineers, developers and UX designers. The main function of our team is to create tools for the production of data as lidar classified, raster (oriented images, orthophoto), 3d data (3d urban models, DTM, DTS) and mobile-mapping data. We are currently heavily involved in the development of tools for the production of lidar coverage of entire France, in large part by proposing Open-Source components. We are also involved in 3D geographic data visualization as one of the main maintainers of the iTowns library (also Open-Source).

I am a geospatial data enthusiast with a strong background in Geoinformatics Engineering
and Computer Science. My expertise lies in combining advanced spatial data analysis with
innovative technologies to solve real-world problems. I have practical experience working
on various GIS-based projects, specializing in spatial data management, analysis, and
visualization.
As a researcher, I focus on the application of GIS systems in urban planning and other
geospatial disciplines, continuously striving to contribute to the field through both
academic and professional endeavors

prof.dr.sc. Ljiljana Šerić is full Professor at the University of Split, FESB, with a PhD in Computer Science. Specializing in Artificial Intelligence, Distributed Systems, and Web Programming, My work focuses on interdisciplinary projects that bridge environmental management and computer science, leveraging intelligent systems to address real-world challenges.

I am a Senior Software Engineer and Technical Lead for the open-source project MapStore, specializing in web-based GIS applications. With a strong background in JavaScript, React, and Redux, I focus on building intuitive and high-performance mapping solutions.

My work revolves around developing interactive geospatial applications, optimizing user experience, and ensuring seamless data visualization. Over the years, I have contributed to various GIS projects, refining front-end architectures and integrating complex mapping functionalities.

While my expertise is primarily in front-end development, I also have experience in backend integration and GIS infrastructure optimization, particularly with GeoServer. Passionate about open-source GIS, I strive to enhance modern mapping platforms by improving performance, usability, and scalability.

Luís Moreira de Sousa completed the Degree on Informatics and Computers
Engineering at the University of Lisbon in 2002, which he complemented with a
Masters on Geographic Information Systems in 2005. In the Department of Civil
Engineering of this university he was a junior researcher from 2002 to 2008,
contributing to applied research projects with Instituto da Água and Estradas
de Portugal. After a year as consultant with SIQuant at the National Laboratory
of Civil Engineering (LNEC), in 2009 he became an independent consultant,
supporting de development of the spatial data infrastructure of the newly
created Administração da Região Hidrográfica do Tejo (ARH-Tejo).

In 2011 he joined the Henri Tudor institute in Luxembourg as Research Engineer,
where he contributed to the development of Spatial Decision Support Systems on
the domains of Energy and Urban Planning. At the time he was already a PhD
candidate on Informatics Engineering at the University of Lisbon, promoted by
Prof. Alberto Silva. In 2016 he concluded this graduation with a thesis on
domain specific languages for the development of spatial simulation programmes.
Still that year he started a post-doc position at EAWAG (Swiss Federal
Institute of Research on the Water Domain) during which he conducted research
on rapid flood modelling and storm water network management. In 2017 Luís
joined ISRIC - World Soil Information in The Netherlands where he conducted
research on the geography and ontology of world soils. In July of 2024 Luís
returned to the University of Lisbon, this time as Assistant Professor.

Luís has relied on open source software for geospatial since 2001, when he
first interacted with GRASS. Since then he contributed code and documentation
to various projects such as OWSLib, OpenLayers or QGis. In 2016 he
became a OSGeo charter member and integrated the first Project Steering
Committee of the PyWPS project. He was one of the founding members of the
European chapter of OSGeo and chaired the Scientific Committee of the
FOSS4G-Europe conference in 2018. Since 2023 Luís shares the role of Chief
Returning Officer at OSGeo.

Hello, I'm Marcel, a software developer from the countryside.

I have a passion for Linux and have been programming since I first encountered it and software development in 2007. Over the years, I've worked on various projects, both big and small, for personal use and for the wider community. I'm a proud member of the free software community, as I believe it offers a wonderful opportunity to collaboratively tackle technical and social challenges with others.

I am part of the Research Data Management (RDM) team at the Leibniz Centre for Agricultural Landscape Research (ZALF) in Müncheberg. ZALF is dedicated to studying the complex interactions within agricultural landscapes to promote their sustainable use. Within the RDM team, I focus on GeoNode, JupyterHub, OpenDataCube, and Kubernetes. You can find me on GitHub as @mwallschlaeger.

As a trained surveyor, I have honed my skills in data analysis and interpretation, which I have leveraged in my transition towards becoming a Junior Data Scientist. Over the last two years, I have been exploring the realm of GIS, remote sensing, LiDAR, and data processing, which have become my primary areas of interest. My vision of the spatial data industry is that of a puzzle with open datasets, Python, SQL, and Machine Learning techniques being the pieces that need to fit together. In my opinion, the future of GIS lies in Big Data solutions and cloud computing, and I am fortunate to be developing my skills in this direction while working at CloudFerro.

Senior GIS Manager at Globaleda since 2015. Specialist in consultancy work for defining strategies for implementing GIS solutions in organizations. Open Source GIS enthusiast.

GIS Analyst with a background of environmental sciences. Working at BGEO OPEN GIS with open-source projects based on QGIS-PostgreSQL-PostGIS.

An Associate Professor at the University of Zagreb - Faculty of Geodesy, in the Department of Geoinformatics. Teaching courses on Geospatial Data Modeling, Scripting Programming Languages, Spatial Databases, Mobile Surveying and GIS, and Programming in GIS.
Expertise includes GIS system architecture and spatial databases. Research over the past decade has focused on applying GIS technology in transportation and traffic science, leveraging remote sensing techniques, as well as integrating machine learning and deep learning methods in the geospatial domain. A strong advocate for open-source solutions in geoinformatics, actively promoting their adoption among students and businesses.

GIS technical project manager with more than 15 years of experience in the implementation of complex GIS systems, dominantly based on open-source software stack.

Graduated from the Faculty of Electrical Engineering and Computing in Zagreb, Croatia. Employed as a Technical Project Manager in private Croatian company VEROX. Focused on software architecture, software quality, project management, team leading, and UX in web GIS.

He has worked in GIS for 19 years, from front-end developer to project manager. In 2015 he joined Geomatico to work on web development and training in open source geospatial technologies.

Massimiliano Cannata is a Professor of Geomatics and Head of Research, Development, and Knowledge Transfer at the Department of Environment, Construction and Design (DACD) at SUPSI. He also leads the Open Science Competence Center at SUPSI, promoting open research practices and data sharing while coordinating its institutional adoption.

With a PhD in Geodesy and Geomatics and a background in Environmental Engineering from Politecnico di Milano, Massimiliano led the geomatics division at the Institute of Earth Sciences (SUPSI) from 2007 to 2024. He has been actively involved in the Open Source Geospatial community from its inception, serving as a former director of the Open Source Geospatial Foundation (OSGeo) and as a member of various project steering committees, including ZOO-Project and GRASS GIS (2006–2016). He led the development of istSOS, an open-source implementation of sensor observation services, and has co-chaired both the United Nations committee on geospatial open source and the OSGeo Open Geoscience committee. His work focuses on geospatial technologies, data interoperability, and open innovation in research.

University of Split, Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture, Split, Croatia

Mehmet Sinan Bermek, born in Istanbul, is an architect, programmer, atypical machinist, and puppeteer. He specializes in computational structural design and open data, CAM applications, and is an advocate for the integration of electronics and non-conventionalrobotics in urban and human spaces. Previously a contract researcher and lecturer at the University of Sapienza in Rome, he also worked as a consultant for structural consolidation in Kucukyali archaeological excavations for Koc University in Istanbul.

He completed his PhD at the Georgia Institute of Technology, focusing on digital design and fabrication. Collaborating with Autodesk, Katerra, and Re-Wind network.

Mehmet has led research teams in construction robotics, data models for large-scale infrastructure, re-use of wind turbine blades, and mass-engineered timber. His dissertation explores the politics of technological development in computer-aided design.

Actively taking part in art and code collectives, Memo has been described on various occasions as a scholar activist.

Mercy Ọ̀nàọpẹ́mipọ̀ Akintola is a Geospatial Developer with over five years of experience building scalable and high-performance geospatial applications. His expertise lies at the intersection of remote sensing, GIS, and software development, where he specializes in leveraging open-source tools for disaster resilience, urban heat modeling, and real-time environmental monitoring.

He has contributed to global mapping initiatives, including humanitarian mapping for the HOT Gaza Conflict Initiative and climate resilience projects in West Africa. Akintola has presented his research on flood monitoring and urban heat islands at international conferences, such as ISPRS and the ESRI User Conference. Passionate about open geospatial technologies, he actively mentors emerging GIS professionals and leads community-driven projects focused on open data and collaborative mapping.

Miriam has built a career in Space and Geospatial startups. She had collaborated with the world's most innovative Space companies to develop strategic partnerships that could contribute to creating value together and helping to solve challenges together on Earth. She is Geochicas co-founder, FIRE project Earth Observation Evangelist part of Europe Horizon 2020. Voting member in Humanitarian OpenStreetMap and OSGeo Charter member. She is passionate about how Geospatial data and Earth Observation technologies can change the world.

Dr. Mladen Amović is an Assistant Professor at the Faculty of Architecture, Civil Engineering, and Geodesy of the University of Banja Luka. He is an expert in geoinformatics, geospatial analysis, and GIS application development, with extensive experience in database design, geospatial data processing and harmonization, as well as the development of WebGIS information systems and geoportals.
His work includes the development of WebGIS and mobile applications, data processing, creation of geospatial information systems and 3D visualization. He has significant expertise in development of the ETL procedures and harmonisation of the data according to the Inspire Directive and Cadastral system of the Republic of Srpska.
In addition to his academic career, he leads a company specializing in geoinformatics and GIS solutions, Automated Geosolutions ltd. He has a particular focus on Geospatial Big Data, IoT, Smart Cities, 3D WebGIS portals, GeoAI and Management Information Systems.

Nejc Dougan has a background in geodesy and computer science, focusing on advancing geospatial technologies through practical applications and research. After completing his master’s degree at the University of Ljubljana, he worked at Flycom Technologies, gaining comprehensive experience in LiDAR projects—from data acquisition and classification to final delivery.

He later broadened his expertise as a software engineer, developing web-based GIS systems, which deepened his understanding of integrating technology with geospatial solutions. Nejc also pursued PhD studies at the University of Ljubljana’s Faculty of Computer and Information Science, where his research explored the use of AI and deep learning, particularly convolutional neural networks, for processing aerial laser scanning point clouds.

Building on his industry and research experience, he co-founded Flai, now serving as CTO, focusing on AI-driven tools for automating LiDAR data processing.

Mr. Hempelmann holds a PhD in Geography and provides a combination of an extensive scientific background in climate change data assessment and sustainable development as well as software engineering for scientific data processing and information delivery. Furthermore, he gained deep insights of the United Nations policy mechanisms e.g. as a member of the German UNCCD delegation as well as a UNFCCC observer. He contributes to OGC with his almost 20 years of research, scientific software development, and climate service consultation experiences from international project contributions in research environments as well as consultation of international cooperation organisations.

Senior Frontend Engineer at Up42, working on mapping and geospatial.
https://github.com/NoamRa
https://linkedin.com/in/noamraby

Olga Bjelotomić Oršulić is an assistant professor at Deprtment of Geodesy and Geomatics at University North, Varaždin, Croatia. She obtained her PhD in geodesy at Faculty of Geodesy at University of Zagreb. She worked both in academy and industry being an enthusiast in geoid modelling, gravity field, remote sensing, open free geospatial community and data and project management of large geoinformation implementations.

Omer Faruk Atiz received his B.Sc. degree in Geomatics Engineering from Selcuk University (Türkiye). He is currently a PhD. candidate at the Geomatics Engineering Department of Necmettin Erbakan University (Türkiye). His studies focus on remote sensing of environment.

Omran NAJJAR is the AI Product Owner in Humanitarian OpenStreetMap Team with 15 year experience in software engineering, information systems, advanced data management and artificial intelligence. Omran holds a MSc in EEE, Computer Science, Turkey (2020) with research thesis and experimental application on Extreme Learning Machine (ELM) algorithms and a MSc in Data Analytics and Information Systems Management, Germany (2023) with research focus on spatial and temporal analysis on OSM - Nepal. Omran has been working in humanitarian and development context since 2014, specialized in monitoring and evaluation, Information and communication technology and AI for social good. Currently, Omran uses that experience to pursue justice, ethical and open source tech to amplify the connection between human[itarian] needs and open map data .

Since childhood he has loved escaping into nature, always with a good map in hand. He started out as a GIS programmer in Aurensis. During his work at the Institut Cartogràfic de Catalunya he was introduced to the world of free software and open standards. Since 2010 he has been developing his career as an independent consultant for a wide range of organisations, from public and private multinationals to humble projects deep rooted in the territory. He participated in the organisation of FOSS4G 2010, from which the first group of Geoinquietos was created, in Barcelona. Areas of specialisation: Design and technical direction of geospatial solutions development of interactive front-ends for geospatial analysis

Researcher in geomatics, with experience above all in cartography and GIS

Paolo Zatelli is born in Pavia on March the 2nd 1968. He obtained the diploma at A. Roiti High School
of Ferrara in July 1987. He graduated in Environmental and Land Engineering at the University of Trento cum laude in 1994.
He obtained a PhD degree in Topographic and Geodetic Science with the thesis "Application of
wavelets in geodesy" at the Polytechnic of Milan in 1998.
From February 2001 to 2016 he is researcher and from 2016 associate professor of Geomatics at the Department of Civil, Environmental and Mechanical Engineering of the University
of Trento, Italy.
The didactic activity regards Survey, Survey and statistics, Photogrammetry, Numerical cartography
and GIS, Remote sensing and GIS, Mathematical and statistical methods. He is coordinator and lecturer
for the course "Environmental data management and analysis with GIS", for the Doctoral School in
Civil, Environmental and Mechanical Engineering of the University of Trento.
He organizes and teaches in several courses for GIS professionals, such as "Theorical and practical
course on GRASS, Free and Open Source GIS and GEODATABASE", "GIS theory and applications"
and "GPS, from theory to applications", and masters, such as the second level Master "Analysis and
management of Geotechnical systems -SIGEO".
The research activity regards different aspects of the land survey and of treatment of related
information, both metric and semantic, including therefore modern data acquisition, efficient
elaboration and integrated management techniques. The study of modern survey methods includes both point positioning techniques, such as GPS, and global methods such as laser scanning, remote sensing and digital photogrammetry. Further researches include the study of high resolution earth gravity field determination by satellite geodesy. Methods for multiresolution data analysis for efficient data representation and filtering have been developed.
Geographic data treatment and management have been studied with the use of GIS, where new
functionalities have been implemented for the creation of environmental models.
He has acted as local and national research project coordinator, reviewer for international and national
journals. Ha has organized international and national meetings and he has been part of the committees of several conferences, for which he has organized many workshops.

Data Scientist in the area of Earth Observation.

With over 10 years experience working in the international development and humanitarian sector, I would describe myself as an open tech advocate, a community builder, a facilitator with strong commitment and passion about making the tech industry more diverse and inclusive!

https://www.linkedin.com/in/petya-kangalova-43a2423b/
https://www.hotosm.org/people/petya-kangalova/

Pirmin is a geospatial software developer since more than 20 years and has contributed to several Open Source projects. Pirmin is co-founder of Sourcepole, a Swiss company providing GIS services and solutions.

I'm a Software Engineer, working in Open-Source GIS Solutions at GlobalEDA since 2022.

I've developed our in-house QGIS-Server Print Plugin, which is a MapStore2 Plugin, made to generate PDFs whose layout comes from QGIS Projects.

Other than that, I develop all our WebGIS Solutions, which have the following Tech Stack:
PostgreSQL + PostGIS -> GeoServer -> MapStore2 -> QGIS-Server

All of our solutions are made in a Dockerized environment and are ready for a Cloud or On-Premises environment.

The Head of Development for Topographic Data Production at the National Land Survey of Finland.

A technical writer for UP42 from Berlin.

Using geospatial tech for humanitarian and global development applications.

Sanja Šamanović was born on January 30, 1970, in Požega. She graduated from the Faculty of Geodesy, University of Zagreb, in 1997 and defended her doctoral thesis in 2014.
Until 2018, she worked at the Faculty of Geodesy, Department of Photogrammetry and Remote Sensing, where she taught courses related to GIS and Photogrammetry. She participated in all technological and scientific projects of the department during her employment. Throughout her career, in teaching, research, and professional work, her areas of interest have been GIS, remote sensing, and photogrammetry, within which she continuously explores new scientific achievements, following their development and application in science, industry, and everyday life. Since 2021, she has been employed at University North, Department of Geodesy and Geomatics, as an assistant professor.

Dr. Serkan Girgin has established and is currently leading the activities of the Center of Expertise in Big Geodata (CRIB) at ITC, which is an overarching facility collecting, developing, and sharing operational know-how on the geospatial big data technologies. He performs research and develops open-source software for efficient management and processing of big geodata, as well as for better Open Science practices in research data management and research software development.

Member of the MapServer PSC, OSGeo Charter Member, and Ireland's OSGeo Chapter

Stefan Achtsnit is a seasoned mathematical computer scientist with >20 years of experience contributing to both enterprise and scientific research software. Focused on advancing the adoption of cutting-edge Data Management and DataOps best practices, particularly in the Earth Observation (EO) domain, he is deeply engaged in software engineering, cloud-native operations, and data management communities, actively sharing his expertise.

Geomatics expert with a demonstrated history of working in the research industry, academy and private companies. Skilled in GIS, Drone Photogrammetry and Topography. Strong research professional with a Master’s Degree focused in Environmental and Geomatics Engineering from Politecnico di Milano.

Frontend developer at GeoSolutions, interested in interactive maps, cartography and 3D visualizations

GIS developer @SITN

Tom Kralidis is with the Meteorological Service of Canada and longtime contributor to FOSS4G. He leads and contributes to numerous projects in the Geopython ecosystem. He is the 2024 recipient of the Sol Katz Award for Free and Open Source Software for Geospatial (FOSS4G), awarded annually by OSGeo to individuals who have demonstrated leadership in the FOSS4G community.

Tom is the co-chair of the OGC API - Records Standards Working Group, chair of the WMO Expert Team on Metadata, and serves on the OSGeo Board of Directors.

Tom van Tilburg is working as a data scientist in the spatial research lab of Sogelink.

Tomaz Sturm is a GIS expert with more than 25 years of experience in working with spatial data and analysis. Tomaz is a big fan of FOSS4G and shares his enthusiasm and knowledge in his country doing OSGeo conference and FOSS4G workshops.

GIS software architect with more than 20 years of experience in development of GIS and non-GIS solutions. Contributed to a large number of GIS projects in Croatia and region in cadastre, address and environmental protection area using open source technologies. Focused mainly on development of software architectures mostly based on Java backend and spatial databases.

With over a decade of experience in geospatial technologies, I specialize in developing innovative tools for analysis and visualization. My expertise includes Web GIS, GeoAI, Drone Mapping and Geospatial Project Management. I am dedicated to applying technology to solve complex challenges and deliver impactful solutions that drive the progress in geospatial industry.
Here is my profile for more information: https://upendraoli.xyz/?i=1

A software engineer specializing in geospatial solutions, currently working at a leading GIS company in Croatia. With expertise in Python, GeoServer, PostgreSQL, and LiDAR integration, I develop advanced GIS frameworks, custom tools, and perform complex spatial analyses.

We are an international team of scientists, engineers, and developers from Algeria, India, and Colombia, specializing in geospatial data and sustainable resource management. With a multidisciplinary team, we bring deep expertise in software development, remote sensing, and environmental applications. Our diverse backgrounds enable us to develop efficient, high-quality, and user-friendly geospatial tools.

Hydrographic Senior Software Engineer with QPS BV.

• MapLibre Co-founder, currently serving on the board
• Maintainer of Martin tile server
• Created Wikipedia API, Maps, and Graphs
• Former principle engineer at Elastic (elasticsearch)
• Currently at Rivian

Yves Bolognini is a Project Manager and Team Lead at Camptocamp, where he has worked for over 20 years. He is responsible for leading the development and evolution of GeoMapFish, Camptocamp’s open-source WebGIS solution.