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Software Services : MERN Stack Developer

Software Services : MERN Stack Developer

Valuecoders

3 - 6 years

7 - 8 Lacs

noida

Posted:3 days ago| Platform:

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Skills Required

ui development automation front end coding debugging product design unit testing seo middleware software services

Work Mode

Work from Office

Job Type

Full Time

Job Description

1. Role Summary Key Objectives

The MERN Stack Developer will be responsible for designing, developing, and maintaining high-performance web applications using MongoDB, Express.js, React.js, and Node.js. The role requires hands-on coding, API development, integration, debugging, and ensuring smooth deployment. The key objective is to deliver scalable, secure, and feature-rich applications while collaborating closely with UI/UX, QA, and backend engineering teams.

2. Core Responsibilities

Develop, enhance, and maintain full-stack web applications using the MERN stack.

Build RESTful APIs, integrate third-party services, and optimize backend performance.

Implement responsive and dynamic front-end interfaces using React.js, hooks, and state management.

Write clean, modular, and reusable code following best practices and coding standards.

Collaborate with product, design, and QA teams to understand requirements and deliver high-quality releases.

Debug, troubleshoot, and resolve application performance issues across the stack.

Participate in code reviews, architecture discussions, and contribute to continuous improvement.

3. Must-Have Skills (Technical Soft Skills)

Technical Skills

Strong proficiency in

MongoDB, Express.js, React.js, and Node.js

Solid knowledge of J

avaScript (ES6+), TypeScript

(preferred),

Next.js, Nuxt.js,

Nest.js and asynchronous programming.

Experience building and consuming

REST APIs

Hands-on with

React Hooks, Redux/Context API

, and component-based development.

Expertise in Node.js frameworks, middleware, authentication (JWT/OAuth), and API security.

Strong understanding of NoSQL data modelling, indexing, and aggregation pipelines.

Experience with Git, CI/CD basics, and cloud deployment (AWS/Azure/GCP).

Understanding of responsive UI development, cross-browser compatibility, and performance optimization.

Soft Skills

Strong problem-solving and analytical thinking.

Good communication and cross-team collaboration skills.

Ability to take ownership of modules and deliver independently.

Attention to detail, structured thinking, and quality-focused mindset.

4. Good-to-Have Skills

Experience with microservices architecture.

Familiarity with Docker, Kubernetes, or containerized deployments.

Knowledge of GraphQL, WebSockets, or real-time systems.

Exposure to unit testing frameworks like Jest, Mocha, Chai.

Understanding of SEO basics, caching strategies, and CDN usage.

Experience with performance profiling tools for both frontend and backend.

5. Experience Requirements

3-6 years of hands-on experience in full-stack development using the MERN stack.

Must have worked on

end-to-end delivery

of at least 2-3 production-grade web applications.

Experience working in Agile/Scrum-based environments.

Exposure to client interaction or requirements understanding is preferred.

6. KPIs / Success Metrics

Timely delivery of modules, features, and releases.

Code quality: maintainability, test coverage, adherence to best practices.

API response speed, application performance stability.

Defect density and production bug ratio.

Effective collaboration with cross-functional teams.

Reusability and scalability of developed components.

Contribution to process improvements, tooling, and automation.

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