Job Description

Job Description – MERN Developer /Senior Software Engineer

Experience Range- 3-5 Years

Location- Bangalore, Pune, Mumbai

Job Summary:

We are looking for a skilled MERN developer with 3–5 years of experience in building scalable, high-quality web applications using the MERN stack. The ideal candidate should have strong hands-on experience with MongoDB, React.js, Node.js, TypeScript, GraphQL, and NestJS, along with a solid understanding of software design principles and modern engineering practices.

The role involves working independently on software development initiatives, collaborating with cross-functional teams and clients, and contributing to the design, development, testing, deployment, and continuous improvement of applications.

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Job Responsibilities:

• Develop, enhance, and maintain scalable software applications using the MERN stack, NestJS, and GraphQL.
• Work independently with a broader understanding of project objectives, architecture, and business requirements.
• Participate in requirements analysis, solution design, development, unit testing, debugging, and documentation.
• Write clean, maintainable, scalable, and high-quality code aligned with SOLID principles and established coding standards.
• Design and implement APIs using REST and GraphQL.
• Work with MongoDB/Mongoose and other SQL/NoSQL databases as required.
• Troubleshoot and debug application issues, with guidance from senior team members when required.
• Participate in technical discussions with internal teams, partners, and clients.
• Follow established development, release, and deployment processes.
• Contribute to code reviews, knowledge sharing, and technical documentation.
• Mentor and provide technical guidance to junior software engineers.
• Participate in training and knowledge-sharing initiatives.
• Develop a strong understanding of the company's platform, products, and processes.
• Identify opportunities for technical and process improvements and contribute to their implementation.

Job Requirements:

Must Have:

• 3–5 years of professional software development experience.
• Strong hands-on experience with the MERN stack:MongoDBMongooseExpress.jsReact.jsNode.js
• Strong experience with TypeScript.
• Mandatory hands-on experience with NestJS.
• Mandatory hands-on experience with GraphQL, including API development and integration.
• Good understanding and practical application of SOLID principles and object-oriented design concepts.
• Experience writing effective unit and integration tests.
• Experience developing and consuming RESTful APIs.
• Basic understanding of microservices architecture.
• Knowledge of both NoSQL and SQL databases.
• Experience with cloud-based application development and deployment.
• Exposure to Docker and containerization.
• Understanding of CI/CD pipelines and deployment practices.
• Basic awareness of event-driven architecture and Kafka.
• Experience with Git and GitHub.
• Familiarity with JIRA or similar project-management tools.
• Good communication and collaboration skills.
• Ability to actively participate in technical discussions and contribute to team decisions.
• Positive attitude, willingness to learn, and self-motivated approach.

Good to Have

• Experience with Microsoft Azure.
• Experience with Serverless architecture.
• Experience with Terraform / Infrastructure as Code.
• Stronger expertise in MongoDB and database performance optimization.
• Experience with Node.js ecosystem and build/development tools such as:BabelWebpackJestESLintHelm
• Experience with GraphQL tools/frameworks such as Apollo GraphQL or WunderGraph.
• Experience with event-driven systems and Kafka.
• Experience with orchestration/automation tools such as n8n.
• Experience with application monitoring and troubleshooting using Grafana and Loki.
• Exposure to Kubernetes or other container orchestration platforms.

Location:

DGS India - Bengaluru - Manyata N1 Block

Brand:

Merkle

Time Type:

Full time

Contract Type:

Permanent