Own full-stack delivery and applied machine learning experiments at Bells of Steel in Calgary, using React Native, Type Script, and Python.This senior contract role combines production mobile development with wearable research and evidence-based product decisions. You will work directly with the founder, owning the React Native/Expo app, Supabase/Postgres backend, local-first data, sensor ingestion, and ML evaluation. Hands-on technical design, SQL, APIs, authorization, statistics, and practical React/Type Script are central to the work.Key Responsibilities: Own app release, monitoring, and day-to-day operationBuild reliable sync, access control,



and sensor ingestionDesign wearable measurement and machine learning experimentsTurn validated findings into coaching featuresReview AI-assisted code and maintain reproducible decisionsRequirements: Production mobile app shipping and post-launch support experiencePersonally built and evaluated applied machine learning systemsStrong backend, SQL, API, authorization, and React skillsPython, statistics, calibration, leakage, and reference error knowledgeUsually six-plus years owning technical design and delivery decisionsLead Bells of Steel’s app, data pipeline, and machine learning calls through Calgary’s hybrid contract schedule.#J-18808-Ljbffr

📌 Senior Full-Stack Applied Ml Lead (Calgary)
🏢 Bells of Steel
📍 Calgary