Senior Software Engineer

Bitontree; Bhadaj; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Bitontree is seeking a Senior MERN Stack Developer to design and build scalable web applications using MongoDB, Express, React, and Node.js from Ahmedabad. You will work from office, lead API integrations, and contribute to architecture decisions.

The ideal candidate has 5+ years of MERN experience, strong JS/TS skills, and a solid understanding of security, testing, and deployment practices. You will collaborate with clients, participate in technical discussions, and help win new projects for

Qualifications

• 5+ years of hands-on MERN Stack development experience.
• Strong proficiency in React.js, Node.js, Express.js, and MongoDB.
• Deep knowledge of JavaScript and TypeScript.
• Experience in developing and integrating REST APIs and third-party APIs.
• Good understanding of SQL and/or NoSQL databases.
• Familiarity with Git, Jira, Postman, and Swagger/OpenAPI.
• Docker and containerized development experience.
• Understanding of MVC and Microservices architectures.
• Strong authentication, authorization, and web security knowledge.
• Experience with performance optimization and scalable apps.
• Familiarity with testing frameworks.

Responsibilities

• Design, develop, and maintain scalable web apps using MERN stack.
• Build clean, reusable frontend and backend solutions.
• Develop and integrate REST and third-party APIs.
• Attend client discussions and present technical solutions.
• Collaborate with clients to gather requirements and provide updates.
• Handle client communication confidently.
• Participate in requirement discussions and project meetings.
• Implement authentication, authorization, and security best practices.
• Optimize performance, responsiveness, and scalability.
• Collaborate with UI/UX, developers, QA, and PMs.
• Conduct code reviews and maintain coding standards.
• Write and maintain unit and integration tests.
• Troubleshoot issues and propose effective solutions.
• Contribute to architectural decisions and process improvements.

Skills

MERN Stack

React.js

Node.js

Express.js

MongoDB

JavaScript

TypeScript

REST APIs

SQL/NoSQL

Git/Jira

Docker

Security

Testing

Tools

Postman

Swagger/OpenAPI

CI/CD

Docker

Job description

Job Description Senior MERN Stack Developer

Designation:Senior MERN Stack Developer
Experience:5+ Years
Work Mode:Work from Office
Location:Ahmedabad

Key Responsibilities

• Design, develop, and maintain scalable web applications using the MERN Stack (MongoDB, Express.js, React.js, Node.js).
• Build clean, reusable, maintainable, and high-performance frontend and backend solutions.
• Develop and integrate RESTful APIsand third-party APIs.
• Must be confident in attending client interviews/discussions and presenting technical solutions effectively to help secure and bring new projects for the company.
• Work closely with clients to understand requirements, provide technical solutions, and communicate project updates.
• Handle client communication independently and confidently.
• Participate in requirement discussions, technical meetings, and client calls.
• Implement authentication, authorization, and security best practices.
• Optimize application performance, responsiveness, and scalability.
• Collaborate with UI/UX designers, developers, QA, and project managers.
• Conduct code reviews and maintain coding standards.
• Write and maintain unit and integration tests.
• Troubleshoot technical issues and provide effective solutions.
• Contribute to architectural decisions and continuous improvement of development processes.

Required Skills & Qualifications

• 5+ years of hands-on experience in MERN Stack development.
• Strong proficiency in React.js, Node.js, Express.js, and MongoDB.
• Strong knowledge of JavaScript and TypeScript.
• Experience in developing and integrating REST APIs and third-party APIs.
• Good understanding of SQL and/or NoSQL databases.
• Experience with Git, Jira, Postman, and Swagger/OpenAPI.
• Familiarity with Docker and containerized development.
• Understanding of software architecture patterns such as MVC and Microservices.
• Strong understanding of authentication, authorization, and web security.
• Experience with performance optimization and scalable application development.
• Familiarity with testing frameworks such as Jestor similar tools.
• Experience with AI coding tools such as Cursor, Claude, or Codex.

Preferred Skills

• Experience working in an IT services / client-facing environment.
• Experience handling projects independently from requirement gathering to deployment.
• Knowledge of cloud platforms such as AWS, Azure, or GCP.
• Experience with CI/CD pipelines and deployment processes.