Greetings from Excellis IT Pvt Ltd We are hiring for Mern Stack profile Experience 3 -4 years Location- Kolkata On-site Note Local candidates are preferred Outstation candidates please do not apply About the Role We are seeking a skilled MERN Stack Developer with 3-4 years of hands-on experience to join our engineering team In this role you will be responsible for developing and maintaining scalable web applications using MongoDB Express js React js and Node js You will collaborate closely with product managers UX UI designers and other developers to deliver high-quality solutions that meet business requirements Key Responsibilities Full-Stack Development Design develop and maintain web applications using the MERN stack API Design Integration Build and consume RESTful APIs with Node js and Express js integrate third-party services as required Frontend Engineering Implement responsive UI components in React js ensuring optimal performance accessibility and cross-browser compatibility Database Management Model query and optimize MongoDB schemas ensure data integrity indexing and efficient query performance Code Quality Testing Write clean modular and reusable code develop unit tests e g Jest Mocha and end-to-end tests participate in code reviews Collaboration Documentation Work closely with cross-functional teams document architecture decisions API contracts and setup processes Deployment Scaling Assist with CI CD pipelines containerization Docker and cloud deployments AWS Azure or similar Monitor application performance and recommend improvements Troubleshooting Support Diagnose and resolve production issues in a timely manner participate in on-call rotations if required Required Qualifications Experience 3-4 years of professional work experience specifically in MERN stack development Technical Skills MongoDB Proficient in schema design aggregation pipelines indexing and performance tuning Express js Node js Solid understanding of server-side JavaScript middleware security best practices and RESTful API architectures React js Hands-on experience with component lifecycle hooks useState useEffect etc state management Context API Redux or similar and routing React Router JavaScript TypeScript Advanced knowledge of ES6 features TypeScript familiarity is a plus HTML CSS Expertise in semantic HTML5 CSS3 Flexbox Grid and preprocessors SASS LESS or CSS-in-JS libraries Styled Components Emotion Version Control Proficient with Git branching strategies and pull-request workflows Testing Familiarity with unit testing frameworks Jest Mocha and frontend testing tools React Testing Library Enzyme Soft Skills Strong problem-solving abilities and debugging skills Excellent written and verbal communication able to articulate technical concepts clearly Ability to work independently and collaboratively in an agile scrum environment Preferred Qualifications Experience with cloud platforms such as AWS EC2 S3 Lambda Azure or Google Cloud Familiarity with containerization technologies Docker Kubernetes Knowledge of continuous integration and continuous deployment CI CD tools Jenkins GitLab CI CD CircleCI Understanding of web security principles OWASP Top 10 JWT OAuth2 Exposure to GraphQL Next js or other modern frameworks Prior experience with microservices or serverless architectures Interested candidates can drop their cv at hr excellisit com or can contact on the given no below Contact no - (phone hidden) call or whatsapp in between 11 to 9pm Job Types Full-time Permanent Pay 25 000 00 - 40 000 00 per month Benefits Provident Fund Work Location In person

📌 Mern Stack Developer (West Bengal)
🏢 Excellis IT
📍 West Bengal