Take Bells of Steel’s mobile platform toward public launch while building sensor evidence in Calgary’s hybrid technical leadership role. As Senior Technical Lead, you will own a React Native/Expo and TypeScript training app across Android, iOS, and web. The six-month contract also covers Supabase/Postgres backend systems, local-first data, BLE capture, wearable experiments, and applied machine learning evaluation. Your decisions will support the December 2026 app launch and March 2027 sensor milestone.

Key Responsibilities
- Take the application through release and ongoing operation
- Debug state, synchronization, recovery, and backend failures
- Build versioned datasets and model interfaces
- Separate participants and sessions during experiments
- Set priorities and make delivery calls with the founder

Requirements:
- Experience developing for both iOS and Android
- Experience with production mobile releases and support
- Robust practical React, TypeScript, SQL, APIs, and authorization
- Experience with BLE data capture
- Usually six-plus years of technical ownership and design Bring mobile release ownership, backend depth, and applied ML judgment to Bells of Steel’s Calgary product roadmap.

📌 Senior Mobile Platform Machine Learning Lead (Calgary)
🏢 Bells of Steel
📍 Calgary