Summon Gebrelibanos Builds Things People Keep Using

Why it surfaced

This is a rare portfolio with evidence of sustained, consequential work: CleanTube has 3.3 million downloads across 185+ countries, while systems he built have helped process more than $500,000 in humanitarian aid. The page is unusually specific about the unglamorous work behind those numbers—rewriting an Android app, maintaining donation and accounting systems, and keeping infrastructure running for years.

A personal engineering portfolio documenting CleanTube, community infrastructure, and a learning platform for students in Ethiopia.