Full Stack Developer (MERN)

r3 Consultant; Indore District; Hybrid; INR 1,200,000 - 1,600,000; Full time

Job summary

r3 Consultant seeks a MERN Full Stack Developer in Indore to deliver scalable web applications using React.js and Node.js. The role emphasizes AI-assisted development and prompt engineering with focus on production-quality code and CI/CD readiness.

The candidate will build RESTful APIs, develop interactive frontends, and collaborate across teams. Remote/hybrid options exist; IST overlaps apply. 4–6 years’ experience and strong problem-solving skills are essential.

Qualifications

• Proficient in React.js with hooks and functional components.
• Strong Node.js/Express.js experience for RESTful APIs.
• Experience with MongoDB or SQL/NoSQL databases.
• Familiar with Postman, Swagger, Git and debugging tools.
• Solid JavaScript (ES6+) and asynchronous programming knowledge.
• Experience with Agile methodologies (Scrum, Jira).

Responsibilities

• Build and maintain scalable RESTful APIs in Node.js and Express.
• Develop responsive frontends using React.js with state management.
• Work with MongoDB or PostgreSQL for data management.
• Integrate APIs and third-party services into applications.
• Collaborate with QA, DevOps and business analysts to deliver quality software.
• Troubleshoot, optimize performance and ensure scalability.
• Participate in code reviews and sprint planning.

Skills

React.js

Node.js

Express.js

MongoDB

PostgreSQL

Postman

Swagger

Git

JavaScript (ES6+)

Jira

Tools

Docker

CI/CD

Git

Jest/Mocha/Chai

Kafka/RabbitMQ

Kubernetes

Job description

Job Title: MERN (Full Stack Developer)

Experience: 4–6 Years

Location: Onsite- Indore office (preferrable) with flexible conditional options of Hybrid and Remote working

Job Type: Full-Time Shift: IST with Overlapping hours

Budget: INR 12 - 16LPA

Job Summary

We are looking for a skilled Full Stack Developer with strong expertise in React.js and Node.js. The ideal candidate will be responsible for building modern, scalable, and user friendly web applications with robust backend services. In addition, the role requires practical exposure to AI-assisted development tools and the ability to leverage foundation models to build intelligent, agent-based solutions. Strong prompt engineering capability is essential.

Key Responsibilities

• Build and maintain scalable RESTful APIs in Node.js and Express.
• Develop responsive and interactive frontends using React.js (hooks, functional components, state management).
• Work with databases like MongoDB or PostgreSQL for efficient data management.
• Integrate APIs and third-party services into applications.
• Collaborate with business analysts, QA, and DevOps teams to deliver high-quality software.
• Troubleshoot issues, optimize performance, and ensure application scalability.
• Participate in code reviews, agile ceremonies, and sprint planning.

AI & Automation Responsibilities

• Effectively use AI productivity tools such as Cursor, GitHub Copilot, and Amazon Q to enhance development efficiency and code quality.
• Leverage AI tools to automate and optimize CI/CD workflows and developer productivity processes.
• Build AI-powered agents using foundation models such as ChatGPT, Claude, and DeepSeek for relevant business use cases.
• Integrate foundation models into applications using APIs and agentic services like Amazon Bedrock or similar platforms.
• Apply advanced Prompt Engineering techniques to design reliable, optimized, and production-ready AI solutions.

Required Skills

• React.js expertise: hooks, functional components, Redux/Context API for state management.
• Node.js & Express.js: RESTful API development, middleware, error handling. Proficiency in working with MongoDB or any SQL/NoSQL database.
• Experience with Postman, Swagger, Git, and debugging tools. Strong understanding of JavaScript (ES6+) and asynchronous programming.
• Familiarity with Agile methodologies (Scrum, Jira).

Nice to Have

• Experience with Docker, containerization, CI/CD pipelines.
• Knowledge of microservices architecture.
• Exposure to message brokers (Kafka, RabbitMQ) is a plus.
• Unit testing frameworks like Jest/Mocha/Chai.
• Camunda (2+ years) experience would be a plus.
• Exposure to RAG (Retrieval-Augmented Generation) or agentic orchestration frameworks.