Full-Stack Developer for Operations Management Platform

Important: This is a multi-phase, long-term development project. The budget shown in this listing is for Phase 1 only. Each subsequent phase will have its own separate scope, timeline, and fixed price, agreed upon before that phase begins... (Budget: $30 - $250 USD, Jobs: Database Management, Full Stack Development, HTML, Node.js, PHP, PostgreSQL, Project Management, React.js, Web Development, Website Design)