Code, carbs
& long runs.

I’m Bülent, a software engineer in Istanbul. I lead engineering at Hardal, build things on the side, and have a generous definition of “easy run.”

Taking the
long way.

My runs around Istanbul and wherever else my shoes end up, logged on Garmin.

145runs in 2026

42.51 kmlongest recorded run

See the running log Saved data · 10 Nov 2026

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Building measurement software and helping the engineering team turn clear decisions into shipped work.

A personal finance tool for making sense of income and expenses.

From an incoming signal to a decision, a finished piece of work, and what we learn afterward.

Notes on engineering, working with a team, and becoming a Lead Developer.

Want to talk software, side projects, or where to run in Istanbul?