We are looking for an experienced Backend Developer to build the core backend of an e-commerce application. The project involves developing APIs, implementing business logic, ensuring system scalability, and integrating essential e-commerce modules such as authentication, product management, cart, and order flow. Responsibilities - Develop backend APIs for products, categories, cart, checkout,orders, users, and payments - Design scalable database schema for e-commerce workflows - Implement authentication & authorization (JWT/OAuth) - Integrate payment gateways (Stripe, Razorpay, or PayPal) - Build efficient search/filter endpoints for product listing - Ensure high performance, security, and clean coding standards - Create API documentation (Swagger/Postman) - Collaborate with frontend/mobile team as needed Requirements - Strong experience with Node.js or Express.js (preferred) - Solid understanding of REST API design - Experience working with PostgreSQL or MySQL - Familiarity with ORM/Query Builders (Prisma, Sequelize, TypeORM, Knex) - Good understanding of caching, queues, scalability & microservices (bonus) - Knowledge of version control (Git) and CI/CD workflows - Ability to write clean, maintainable, and well-structured code Nice to Have - Experience in e-commerce or marketplace platforms - Knowledge of Redis, message queues, or cloud infrastructure (AWS/DigitalOcean) - Experience with Docker or containerized deployments Deliverables - Complete backend API codebase - Database schema & migrations - API documentation (Swagger/Postman) - Integration with payment gateway - Basic admin endpoints for managing products and orders - Deployment instructions & environment setup Project Type Mid-term project with potential long-term collaboration. To Apply Please include: - Examples of previous backend work or GitHub repos - Experience with e-commerce or similar platforms - Technology stack you're most comfortable with - Estimated timeline and pricing We are looking forward to working with a talented backend developer who can build a smooth, scalable foundation for our e-commerce platform.