Build Backend for Healthcare Platform

I need a Senior Full-Stack Developer to audit the existing UI of my digital healthcare platform, Laafi, and complete the backend development. Key tasks include: - Audit the current project. - Develop the backend using Node.js... (Budget: $30 - $250 USD, Jobs: AngularJS, API, Backend Development, Java, Node.js, NoSQL Couch & Mongo, PostgreSQL, Security)