Years of Growth and Community Impact

I joined the Humanitarian OpenStreetMap Team with a simple interest in mapping, not fully aware of how profoundly it would shape my personal journey and the growth of the OSM Kenya community. What started as basic mapping tasks gradually evolved into deeper involvement in humanitarian mapping, data quality, and community-driven impact.

Over these years, HOT has played a critical role in strengthening my technical skills and perspective on geospatial data. Through initiatives such as the ESA Hub Validation Fellowship, I progressed from mapping to advanced validation and third-pass quality assurance, where accuracy and data integrity are paramount. I contributed to humanitarian projects in Sudan, supported disaster response mapping for Hurricane Mellisa in Jamaica, and worked on local risk-reduction initiatives such as the Elgeyo Marakwet landslide mapping project. These experiences highlighted how reliable geospatial data directly supports preparedness, response, and resilience.

HOT’s impact has extended well beyond individual growth to the wider OSM Kenya community. Through continuous collaboration on HOT Tasking Manager projects and capacity-building programs like FAir, our community has improved technical skills, strengthened quality standards, and fostered a strong culture of mentorship and collaboration. In addition, OSM Kenya has partnered with HOT on thematic campaigns that address social as well as physical vulnerabilities. One notable example is the Mental Health Mapping Campaign, where our community collectively contributed to mapping essential services that support mental health awareness, access, and inclusion demonstrating that humanitarian mapping goes beyond disasters to support overall community well-being.

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Introduction

The ESA Hub Fellowship was a deeply enriching and practical learning experience that significantly strengthened my skills in geospatial data production, validation, and humanitarian mapping. From the beginning, the fellowship introduced me to the mission of ESA Hub and the critical role that open geospatial data plays in disaster response, resilience building, and inclusive decision-making. I developed a strong understanding of the OpenStreetMap (OSM) ecosystem, humanitarian mapping principles, and the workflows of the HOT Tasking Manager, which laid a solid foundation for meaningful contributions to real-world projects.

Throughout the fellowship, I gained extensive hands-on experience in mapping and contributing to several humanitarian and disaster response projects. Using tools such as iD Editor and JOSM, I digitized key features including buildings, roads, waterways, and other critical infrastructure from high-resolution satellite imagery. I actively contributed to projects supporting humanitarian response in Sudan, Mapping for disaster resilience in Elgeyo Marakwet, and emergency response efforts for Hurricane Melissa in Jamaica, among many other projects. These contributions helped improve the availability and quality of geospatial data in under-mapped and disaster-affected regions, supporting responders and planners on the ground.

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