SQL

2 achievements

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Led 30+ GIS projects from build to support
Led the development, deployment, and support of over 30 GIS projects, demonstrating expertise in PostgreSQL, Bash, Python, JavaScript, GDAL, ArcGIS, PostGIS, and Mapbox technologies.
Built a loyalty wallet, leagues and badges
Built the loyalty and reputation system — 67 functions over a 31‑table ledger, with leagues, badges and a redemption shop — taking a row lock on the balance to close the double‑spend window.

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This work is part of what we offer as Backend & API Development, Data Pipeline Development (ETL/ELT), Database Design & Modeling, Full‑Stack Product Development, GIS & Geospatial Solutions, Product Strategy & Requirements and Technical Leadership & Consulting.

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