Job Description
Key Responsibilities
Design, develop, and maintain scalable backend services and APIs.
Collaborate with frontend and mobile teams to ensure seamless integration.
Implement robust data models and manage relational databases (PostgreSQL, Redis).
Ensure system reliability, scalability, and performance optimization.
Maintain high security standards (JWT, OAuth2, HTTPS).
Write clean, testable, and maintainable code using modern frameworks ( Express.js , KoaJS, NestJS)
Requirements
Qualifications
Languages & Frameworks : TypeScript, JavaScript (ES6+), Node.js
Frameworks : Express.js, Koa.js, NestJS (optional, for structured services)
Databases : PostgreSQL (schemas, indexes, migrations), Redis
ORM & Query Builders : Objection.js, Knex.js, Sequelize (optional)
API Development : RESTful APIs, Swagger / OpenAPI documentation
System Design : Normalization rules, entity relationships, relational DB design principles
Networking & Protocols : HTTP methods (GET, POST, PUT, DELETE), JSON, WebSockets
DevOps Knowledge : Linux, SSH keys, Nginx, PM2, CI / CD basics
Testing & Quality Assurance : Jest, Mocha / Chai, Supertest
Security : JWT, OAuth2, password hashing, HTTPS, CORS policies
Version Control : Git, GitHub / GitLab workflows
Benefits
Backend Developer • Lagos, LA, ng