Ozonetel

Blockchain Developer Intern

InternshipIn OfficeCuddalore, Tamil Nadu2 months18K/mo11 openingsImmediate / Rolling

About this internship

Ozonetel has an open Blockchain Developer Intern position in Cuddalore for motivated freshers and final-year students. You will work on live blockchain engineering projects and finish with something you can genuinely talk about in interviews. About the role As a Blockchain Developer Intern at…

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Skills you'll use

Blockchain FundamentalsSolidityEthereumSmart ContractsWeb3.jsConsensus MechanismsCryptography BasicsHardhat or TruffleNode.jsGit

What you'll do

Work on writing code where state is public, permanent and expensive to get wrong alongside the core team
Apply Blockchain Fundamentals, Solidity, Ethereum, Smart Contracts 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 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 Blockchain Fundamentals, Solidity, Ethereum (or a genuine willingness to learn them)
Exposure to Smart Contracts, Web3.js, Consensus Mechanisms 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 Cuddalore, Tamil Nadu or willing to work from there for the internship period

Perks & benefits

Networking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentorLive project experienceDirect access to the team that owns the data you work on

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 Ozonetel

Ozonetel operates in the it services sector and has an active presence in Cuddalore. 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 distance. The work…

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