Oil and Natural Gas Corporation

Node.js Backend Developer Intern

InternshipIn OfficeThane, Maharashtra2 months16K/mo10 openingsImmediate / Rolling

About this internship

Start your career in Node.js backend and API engineering with Oil and Natural Gas Corporation as a Node.js Backend Developer Intern in Thane. You will sit with a working team, use the same tools and systems they do, and own a defined piece of work from day one. About the role As a Node.js Backend…

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Skills you'll use

Node.jsExpress.jsJavaScript (ES6+)REST APIsMongoDBPostgreSQLAsync ProgrammingJWT & AuthGitAPI Testing (Postman)

What you'll do

Work on building Node.js services, wiring them to a database and keeping them fast under real traffic alongside the core team
Apply Node.js, Express.js, JavaScript (ES6+), REST APIs 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 B.Sc (Computer Science / IT)
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 Node.js, Express.js, JavaScript (ES6+) (or a genuine willingness to learn them)
Exposure to REST APIs, MongoDB, PostgreSQL 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 Thane, Maharashtra or willing to work from there for the internship period

Perks & benefits

Pre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionalsInternship CertificateLetter of RecommendationStructured onboarding and a formal mentor at a large, established employer

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Practical assignment or case study with a short walkthrough
3Discussion with the hiring manager on the role and your fit
4HR discussion — stipend, start date, expectations and offer

About Oil and Natural Gas Corporation

Oil and Natural Gas Corporation operates in the oil & gas exploration sector and has an active presence in Thane. 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…

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