Whatfix

FinTech Full Stack Developer Intern

InternshipIn OfficeGuwahati, Assam3 months20K/mo7 openingsImmediate / Rolling

About this internship

Whatfix is hiring a FinTech Full Stack Developer Intern in Guwahati — a hands-on, mentor-led internship built for students and 2026 freshers who want real exposure to financial-product web engineering rather than a certificate-only programme. About the role As a FinTech Full Stack Developer Intern…

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Skills you'll use

React.jsNode.js or JavaREST APIsPayment & UPI IntegrationPostgreSQLSecurity & Encryption BasicsIdempotency & ReconciliationGit & GitHubAutomated TestingAudit Logging

What you'll do

Work on building payment and account features where correctness and audit trails matter alongside the core team
Apply React.js, Node.js or Java, REST APIs, Payment & UPI Integration 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), MCA or M.Sc (Computer Science)
Graduating batch 2026, 2027 or 2028 — 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 or Java, REST APIs (or a genuine willingness to learn them)
Exposure to Payment & UPI Integration, PostgreSQL, Security & Encryption Basics 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 Guwahati, Assam or willing to work from there for the internship period

Perks & benefits

Exposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionalsInternship Certificate

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Technical interview on fundamentals and your projects

About Whatfix

Whatfix operates in the saas & developer tools sector and has an active presence in Guwahati. 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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