Calendly Integration with App calendar

Full-Stack Developer — Calendly Scheduling Integration (React + Django + PostgreSQL) We're building an end-to-end Calendly scheduling integration for our healthcare platform (PolygonEHR). Online bookings should flow automatically into our system, create/update appointments, and surface in the patient record — with an admin screen to selectively connect appointment types. Scope (see attached job description / functional spec for full details): End-to-end development against the attached specification Frontend in React.js, backend in Django, database PostgreSQL Webhook handling for booking, cancellation, and reschedule events Admin UI for connecting and configuring appointment types Unit testing with solid coverage CI/CD deployment via Azure DevOps pipelines You should have: Strong React.js + Django + PostgreSQL experience Hands-on Azure DevOps pipeline setup and deployment Experience with third-party API/webhook integrations A testing-first mindset (unit tests are part of delivery, not optional) Budget: Fixed price, up to USD $2,200 for full delivery (development, unit testing, and deployment). Please review the attached documents and share (1) relevant past work, (2) your estimated timeline, and (3) any questions on the spec. Milestone-based delivery preferred