MERN Stack Developer (5-7 Years)

Actively Reviewing the Applications

InApp

India, Kerala, Kochi Full-Time On-site INR 4–6 LPA

Posted 3 weeks ago • Apply by May 4, 2026

Job Description

Notice Period: Only immediate

Role Overview

We are looking for an experienced MERN Stack Developer to build, enhance, and optimize web applications using MongoDB, Express.js, React, and Node.js. The role involves hands-on development, performance tuning, API integration, and collaborating with cross-functional teams to deliver scalable and high-quality solutions.

Key Responsibilities

Frontend (React)

Develop responsive user interfaces using React.js, Redux/Context API, and modern UI libraries.
Build reusable components and ensure seamless integration with backend services.
Optimize frontend for maximum performance, speed, and cross-browser compatibility.

Backend (Node.js & Express.js)

Design and develop RESTful APIs with Node.js and Express.js.
Implement authentication, authorization, and role-based access controls.
Integrate third-party services, microservices, and external APIs.

Database

Design schemas, manage collections, and write optimized queries.
Ensure data integrity, performance, and scalability.
Work with aggregation pipelines, indexing, and backup strategies.

DevOps & Deployment

Deploy applications on cloud environments (AWS/Azure/GCP).
Work with CI/CD pipelines, version control (Git), and automated testing.
Troubleshoot production issues and improve application reliability.

Collaboration & Agile Delivery

Work closely with Product, QA, UI/UX, and other engineering teams.
Participate in sprint planning, code reviews, and technical discussions.
Provide technical guidance and mentor junior team members as needed.

Required Skills & Experience

5–7 years of hands-on experience in MERN stack development.
Strong proficiency in JavaScript (ES6+), React.js, Node.js, Express.js, and MongoDB.
Solid understanding of REST APIs, microservices architecture, and asynchronous programming.
Experience with Git, CI/CD pipelines, Docker, and cloud deployments.
Strong debugging, problem-solving, and performance optimization skills.
Familiarity with testing frameworks like Jest, Mocha, or Cypress.