MERN Stack Senior Developer

MERN Stack Senior Developer
Experience 5+ Years
Domain Insurance / Banking (preferred)
Role Overview
MERN stack developer with experience in solution development and functional analysis. Be a champion for both technical and functional solutions across full-stack development. Follow Agile delivery methodology and assist others in the team.
Key Responsibilities
Develop and maintain web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).
Collaborate with cross-functional teams including designers, product managers, and backend engineers.
Write clean, maintainable, and efficient code following best practices.
Implement responsive UI components and ensure seamless user experience.
Optimize applications for maximum speed and scalability.
Troubleshoot, debug, and upgrade existing software.
Participate in code reviews and contribute to team knowledge sharing.
Stay updated with emerging technologies and industry trends.
Well versed in using AI tools like GitHub Copilot.
Required Skills, Qualifications & Experience
React.js, Node.js, Express.js, NestJS
MongoDB (MongoDB Atlas preferred)
REST APIs, Microservices architecture
AWS (basic deployment & services)
SQL (Postgres / Oracle – basic understanding)
Git / GitHub version control
HTML5, CSS3, responsive design
Authentication mechanisms (JWT, OAuth)
Good to Have
• Rule engine integration (Workflow orchestration BPM or CIB7) – experience consuming Workflow orchestration REST API, managing process variables, and embedding BPMN/DMN decision logic within MERN applications.
What Makes You Stand Out?
Demonstrates ability to analyse a problem end-to-end.
Strong relationship building and customer focus.
Insurance domain experience.
AI & GitHub Copilot Capabilities
Leverage GitHub Copilot for intelligent code completion, reducing boilerplate and accelerating sprint velocity.
Use Copilot Chat to explain complex code blocks, suggest refactors, and auto-generate unit test stubs.
Apply AI-powered static analysis (CodeClimate, SonarQube AI rules) to proactively detect code smells.
Utilise AI pair programming to generate RESTful API scaffolding and MongoDB schema definitions from natural language prompts.
Adopt AI-assisted code review workflows (GitHub Copilot PR summaries) to improve review turnaround.
Explore AI tools for automated documentation generation (JSDoc / Swagger spec drafting via Copilot).

MERN Stack Senior Developer
Experience 5+ Years
Domain Insurance / Banking (preferred)
Role Overview
MERN stack developer with experience in solution development and functional analysis. Be a champion for both technical and functional solutions across full-stack development. Follow Agile delivery methodology and assist others in the team.
Key Responsibilities
Develop and maintain web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).
Collaborate with cross-functional teams including designers, product managers, and backend engineers.
Write clean, maintainable, and efficient code following best practices.
Implement responsive UI components and ensure seamless user experience.
Optimize applications for maximum speed and scalability.
Troubleshoot, debug, and upgrade existing software.
Participate in code reviews and contribute to team knowledge sharing.
Stay updated with emerging technologies and industry trends.
Well versed in using AI tools like GitHub Copilot.
Required Skills, Qualifications & Experience
React.js, Node.js, Express.js, NestJS
MongoDB (MongoDB Atlas preferred)
REST APIs, Microservices architecture
AWS (basic deployment & services)
SQL (Postgres / Oracle – basic understanding)
Git / GitHub version control
HTML5, CSS3, responsive design
Authentication mechanisms (JWT, OAuth)
Good to Have
• Rule engine integration (Workflow orchestration BPM or CIB7) – experience consuming Workflow orchestration REST API, managing process variables, and embedding BPMN/DMN decision logic within MERN applications.
What Makes You Stand Out?
Demonstrates ability to analyse a problem end-to-end.
Strong relationship building and customer focus.
Insurance domain experience.
AI & GitHub Copilot Capabilities
Leverage GitHub Copilot for intelligent code completion, reducing boilerplate and accelerating sprint velocity.
Use Copilot Chat to explain complex code blocks, suggest refactors, and auto-generate unit test stubs.
Apply AI-powered static analysis (CodeClimate, SonarQube AI rules) to proactively detect code smells.
Utilise AI pair programming to generate RESTful API scaffolding and MongoDB schema definitions from natural language prompts.
Adopt AI-assisted code review workflows (GitHub Copilot PR summaries) to improve review turnaround.
Explore AI tools for automated documentation generation (JSDoc / Swagger spec drafting via Copilot).

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At Zensar, we’re
“experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose:
Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is
ONE with Client - a set of four core values that reflect who we are and how we work:
One Zensar, Nurturing, Empowering, and Client Focus.
Part of the $4.8 billion RPG Group, we’re a community of 10,000+ innovators across 30+ global locations, including Milpitas, Seattle, Princeton, Cape Town, London, Zurich, Singapore, and Mexico City. Explore Life at Zensar and join us to Grow. Own. Achieve. Learn. to be the best version of yourself.
We believe the best work happens when individuality is celebrated, growth is encouraged, and well-being is prioritized. We are an equal employment opportunity (EEO) and affirmative action employer, committed to creating an inclusive workplace. All qualified applicants will be considered without regard to race, creed, color, ancestry, religion, sex, national origin, citizenship, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veteran status.