Cloudnine

Solidity Developer Intern

InternshipHybridHoshiarpur, Punjab3 months23K/mo11 openingsImmediate / Rolling

About this internship

Join Cloudnine in Hoshiarpur as a Solidity Developer Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on Solidity contract engineering work. About the role As a Solidity Developer Intern at Cloudnine…

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Skills you'll use

SolidityEVM FundamentalsGas OptimisationSmart Contract TestingOpenZeppelinHardhatERC-20 & ERC-721Security PatternsEthers.jsGit

What you'll do

Work on writing Solidity where every storage write costs money and every reentrancy bug is permanent alongside the core team
Apply Solidity, EVM Fundamentals, Gas Optimisation, Smart Contract Testing 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 Solidity, EVM Fundamentals, Gas Optimisation (or a genuine willingness to learn them)
Exposure to Smart Contract Testing, OpenZeppelin, Hardhat 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 Hoshiarpur, Punjab or willing to work from there for the internship period

Perks & benefits

Flexible working hoursNetworking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentorDirect access to the team that owns the data you work on

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 Cloudnine

Cloudnine operates in the software (saas) sector and has an active presence in Hoshiarpur. 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…

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