Onsurity

API Developer Intern

InternshipHybridGandhinagar, Gujarat3 months21K/mo5 openingsImmediate / Rolling

About this internship

Onsurity is hiring an API Developer Intern in Gandhinagar — a hands-on, mentor-led internship built for students and 2026 freshers who want real exposure to API engineering rather than a certificate-only programme. About the role As an API Developer Intern at Onsurity, your core focus will be…

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Skills you'll use

REST API DesignJSONNode.js or JavaAuthenticationOpenAPI/SwaggerPostmanSQLError HandlingAPI VersioningGit

What you'll do

Work on building the interfaces between systems, and the versioning discipline that keeps them from breaking alongside the core team
Apply REST API Design, JSON, Node.js or Java, Authentication 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/ECE), BCA/MCA or B.Sc/M.Sc (Computer Science / IT)
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 REST API Design, JSON, Node.js or Java (or a genuine willingness to learn them)
Exposure to Authentication, OpenAPI/Swagger, Postman 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 Gandhinagar, Gujarat or willing to work from there for the internship period

Perks & benefits

Internship CertificateLetter of RecommendationMentorship from a named mentorLive project experienceExposure to professional tools and workflowsBroad ownership and direct exposure to founders and senior decision-makers

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Online aptitude / domain assessment

About Onsurity

Onsurity operates in the insurance & employee benefits sector and has an active presence in Gandhinagar. 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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