Freelance Development Agreement — Echo | Phase 1 MVP

Description The project is positioned as a tool for administrative documentation and practice management — not as a medical device or diagnostic aid. Echo is the first natively French-language therapeutic management tool in Quebec, featuring a narrative AI that retains a patient's evolution between sessions. Project type: B2B SaaS – mental health Target market: Quebec therapists Interface language: 100% French Regulatory framework: Law 25 – PIPEDA – PHIPA Hosting: Canada only Detailed Features Login – Therapist authentication Dashboard – Patient list with weather overview Patient File – Progress chart + session history Session – Before/During/After tabs + weather + notes AI Notes – AI note generation and editing Exercises – AI suggestions + library + prescription Library – Exercise management Patient Weather – Weather input via anonymous link Patient Space – Exercise consultation and tracking Experience Required The candidate must have already integrated at least one LLM API (Claude, OpenAI, or Mistral) in a production environment. Sensitivity to handling sensitive data (health, finance, legal) LM API integration (Claude / OpenAI) with prompt engineering Technical Screening Questions Have you already integrated an LLM API in production? What was the latency and how did you manage it? How have you implemented multi-tenancy with Supabase or PostgreSQL? Can you show me an RLS policy? How do you manage secrets and environment variables in production on Vercel? Describe a difficult bug you encountered with Stripe webhooks. How did you diagnose it?