Senior MERN Stack Engineer

Senior Software Engineer MERN Stack (P3)

Our client is a ISO 9001:2015 certified and CMMi Level 3 v 3.0 Appraised is an established software product development solutions provider and an outsourced development and services partner with deep expertise in the telecom, networking, convergence and custom application development.

Our client offers exemplary software product development and QA services to global clients and our client rely on our proven practices, global delivery models, state-of-art development centers in Hyderabad and Bangalore, India and a talented team of domain specialists ensure that the clients derive optimum return on their IT budgets.

Our clients strength lies in our flexible partnering models, talented pool of experienced Software Engineers; flawless project execution and our innovative solutions are focused to augment the business value of our clients. MARS Telecom has managed several global engagements by leveraging its local market knowledge, technical expertise and experience to provide highly competent resources, excellent work culture and world-class infrastructure.

Role Overview

The P3 Senior Software Engineer (MERN Stack) is a strong full-stack individual contributor responsible for building and maintaining reliable, scalable applications that support mission-critical transportation platforms used globally.

This role focuses on feature ownership, execution excellence, and high-quality delivery within established architectural patterns.

Key Responsibilities

• Develop and maintain full-stack applications using MongoDB, Express.js, React, and Node.js
• Build responsive and accessible React-based user interfaces
• Design and implement RESTful APIs and backend services
• Own assigned features end-to-end, from development to production support
• Write clean, testable, and maintainable code
• Participate actively in code reviews and design discussions
• Debug and resolve issues across frontend, backend, and database layers
• Collaborate with QA, DevOps, and System Engineering teams for releases

Required Skills & Experience

• 68 years of professional software engineering experience
• Strong hands-on experience with React (hooks, component architecture, state management)
• Solid backend experience using Node.js and Express.js
• Experience with MongoDB (schema design, queries, basic performance tuning)
• Experience building and consuming RESTful APIs
• Familiarity with authentication, authorization, and RBAC
• Experience working in Agile development environments
• Proficiency with Git and modern development workflows

Success in This Role

• Delivers complex features independently and reliably
• Maintains high code quality and follows engineering standards
• Demonstrates clear ownership of assigned modules or services
• Escalates risks and dependencies proactively