Sergey Markin is a seasoned full‑stack web developer and CTO with 11+ years building GIS-focused applications and leading engineering at GeoICON. He combines deep front-end expertise in ExtJS and OpenLayers with back-end skills in Node.js and PostgreSQL, along with hands-on Linux administration. Comfortable in remote-first environments, he sustains long-term technical ownership while shipping production geospatial systems. Trained with a Master's in Computer Science from Vladimir State University, Sergey brings a pragmatic, operations-minded approach to architecture and deployment. Notably, he balances leadership with active development roles at Mayfleet, keeping close to the code and tooling that power spatial products.
11 years of coding experience
Master, Computer sciences, Master, Computer sciences at Vladimir State University
Contributions:3 commits, 1 push, 1 branch in 1 day
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Sergey Markin - Chief Technical Officer at GeoICON