Backend Developer

Express / Supabase)
Poseidon Distribution OPC
Job Description
We are looking for a Backend Developer focused on building and maintaining APIs, databases, and backend services to support mobile applications.
Responsibilities
Backend Development (Primary):
Develop REST APIs using + Express
Work with backend services and databases
Design, optimize, and manage database schemas
Implement authentication, role-based access, and security
Integrate third-party services (payments, notifications, etc.)
Handle API validation, error handling, and performance
Experience with BaaS (Back-end-as-a-Service) platforms such as Supabase
Frameworks / Technologies
with (JavaScript / TypeScript)
Database
NoSQL: MongoDB, Firebase
SQL: MySQL, PostgreSQL
BaaS
Supabase (Auth, PostgreSQL, Storage)
Deployment / Hosting
Vercel
Render
Expo
Backend
Required Skills & Qualifications
Proven experience with and Express
Strong REST API deve...