I ship complete products solo — from systems code to App Store.

Recent:

GymFlow (https://gymflowai.fit) — subscription iOS workout app: React Native client, Elixir/Phoenix backend, RevenueCat billing, AI-powered workout generation. Designed, built, and launched alone in 2026.

hive_review (https://github.com/metacircu1ar/hive_review) — unattended multi-agent AI code review: an implementor agent writes code, reviewer agents (Codex, Claude, Gemini, Grok, others) iterate on the diff until consensus.

OSS extracted from production: idempotency_kit, mobile_id_token, revenue_cat (Hex) · idempotent-fetch (npm).

Day job: senior remote engineering contractor at a US video management systems (VMS) provider — web-based video-analytics subsystem, plugin process-isolation architecture (IPC, shared-memory frame passing, custom ffmpeg allocators).

Before this: aerospace ground-control software in C++/Qt, a patented code-generation system prototyped in Haskell, Scala/Java tooling. Started programming at 34 with no technical background; three years later was ranked world top-10 in two C++ certifications.

Blog: https://metacircu1ar.github.io

Open to remote contracts, fixed-scope projects, and conversations about AI dev tooling.

Email: metacircu1ar@icloud.com