Senior MERN Stack Developer - Web Apps (5-6 yrs)

Role Description:

As a Senior MERN Stack Developer, you will be responsible for designing, developing, and maintaining web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js). You will work on both the front-end and back-end of applications, collaborating with cross-functional teams to create high-performance, scalable web solutions.

Key Responsibilities :

- Develop dynamic, scalable, and responsive web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).

- Collaborate with cross-functional teams (front-end, back-end, QA, design) to deliver end-to-end solutions.

- Architect and implement clean, maintainable code for both the client-side and server-side applications.

- Design and manage databases using MongoDB, ensuring the data model supports both scalability and performance.

- Implement RESTful APIs to handle data exchange between the client and server.

- Optimize database queries for maximum performance, particularly when handling large-scale data.

- Build and maintain robust and efficient APIs using Node.js and Express.js.

- Integrate third-party APIs and services into web applications as needed.

- Develop and maintain React.js based user interfaces with an emphasis on reusability, modularity, and high-performance.

- Ensure applications are responsive and compatible across different browsers and devices.

- Work with design teams to implement high-quality UI/UX using React.js and related libraries (i.e., Redux, React Router).

- Handle deployment of web applications on cloud platforms (AWS, Azure, Heroku, etc.

- Monitor and maintain deployed applications to ensure uptime, performance, and security.

- Automate deployment pipelines using CI/CD tools.

Qualifications :

- Strong experience with NoSQL databases, designing schema, creating collections, and optimizing queries.

- Expertise in building RESTful APIs, handling HTTP requests, and managing middleware in Express.js.

- In-depth experience with building React.js applications, including state management (using Redux or Context API), hooks, lifecycle methods, and component design.

- Strong backend development skills in Node.js, including working with Express to build scalable and performant web servers and services.

- Experience with Git for version control and collaboration in team environments.

- Experience implementing user authentication and authorization strategies, including JWT, OAuth, and session management.

- Strong understanding of HTML5, CSS3, and JavaScript (ES6+).

- Familiarity with front-end build tools and libraries such as Webpack, Babel, and SASS.

- Strong skills in API design and development, with experience in building and consuming RESTful APIs.

- Proficient in writing unit tests with frameworks like Jest, Mocha, Chai, or Jasmine.

- Experience with test-driven development (TDD) is a plus.

- Experience deploying applications to cloud platforms such as AWS, Heroku, or Azure.

- Familiarity with Docker and Kubernetes is a plus.

- Familiarity with continuous integration and continuous deployment (CI/CD) pipelines using tools like Jenkins, GitLab CI, or CircleCI