Postman

MERN Stack Developer Intern

InternshipIn OfficeKolkata, West Bengal2 months23K/mo7 openingsImmediate / Rolling

About this internship

Postman has an open MERN Stack Developer Intern position in Kolkata for motivated freshers and final-year students. You will work on live full-stack web development on the MERN stack projects and finish with something you can genuinely talk about in interviews. About the role As a MERN Stack…

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Skills you'll use

React.jsNode.jsExpress.jsMongoDBJavaScript (ES6+)REST APIsGit & GitHubHTML5 & CSS3JWT AuthenticationPostman & API Testing

What you'll do

Work on building React front-ends and Node/Express APIs against MongoDB, end to end alongside the core team
Apply React.js, Node.js, Express.js, MongoDB to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (CSE/IT), BCA, MCA or M.Sc (Computer Science)
Graduating batch 2025, 2026 or 2027 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of React.js, Node.js, Express.js (or a genuine willingness to learn them)
Exposure to MongoDB, JavaScript (ES6+), REST APIs is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Kolkata, West Bengal or willing to work from there for the internship period

Perks & benefits

Live project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionals

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Technical interview on fundamentals and your projects
3Practical assignment or case study with a short walkthrough
4HR discussion — stipend, start date, expectations and offer

About Postman

Postman operates in the api development platform sector and has an active presence in Kolkata. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a…

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