MobileCoderz Technologies

Job Summary We are seeking an experienced and proactive MERN Stack Developer with expertise in React, Next.js, Node.js, and NestJS to join our high-performing development Responsibilities : Design and implement highly scalable, resilient full-stack web applications using React, Next.js (Frontend) and Node.js, NestJS, Express.js (Backend). Develop and maintain RESTful APIs with a focus on performance, scalability, and security. Implement asynchronous programming techniques and event-driven architecture for optimal backend performance. Integrate authentication systems using JWT, Firebase Auth, and manage secure data flow. Work with MongoDB (primary DB) and relational databases such as MySQL and PostgreSQL. Deploy and manage applications on AWS (EC2, S3), and build CI/CD pipelines using GitHub Actions. Utilize tools like Docker, NGINX, PM2 for containerization, load balancing, and process management. Conduct API testing and documentation using Postman and Swagger. Write unit and integration tests using Mocha, Chai, or Jest. Handle real-time communication using WebSocket and WebRTC. Implement event streaming and messaging using Kafka and RabbitMQ. Integrate third-party services such as Stripe, PayPal, and Firebase. Collaborate cross-functionally with UI/UX, DevOps, and QA Skills & Qualifications : Strong hands-on experience in React.js and Next.js Understanding of SSR (Server-Side Rendering) and client-side : Proficient in Node.js, Express.js, NestJS Strong understanding of REST APIs, async/await, event-driven : Primary: MongoDB Secondary: MySQL, & DevOps : Experience deploying applications on AWS EC2, S3 Experience with Docker, NGINX, and : Git, Postman, Frameworks : Mocha, Chai & : Strong knowledge of HTTPS, WebSocket, and Streaming & Messaging : Experience with Kafka and & Integrations : JWT, Firebase Auth Stripe, PayPal integrations (ref:hirist.tech)