About
Jacob Balaj has held integration and test engineering roles across multiple aerospace companies, including SpinLaunch, Masten Space Systems, Virgin Orbit, and SpaceX, where he worked on Falcon 9/Heavy systems and booster refurbishment processes. He previously served as avionics quality assurance engineer on MV-22 tiltrotors for the US Marine Corps.
Founder at Hop AeroYC S26
Intro paths
YC
Jacob went through Y Combinator (Summer 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Tyler Bosmeny, General Partner at Y Combinator — the partner who ran Hop Aero's batch and knows the company first-hand. YC profile ↗
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In turn, Jacob can intro founders to Hop Aero's investors below.
Hop Aero's investors · 1
Co-founders at Hop Aero
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Matija MilenovicFounder