Testbook

Blockchain Developer Intern

InternshipIn OfficeVaranasi, Uttar Pradesh4 months20K/mo1 openingImmediate / Rolling

About this internship

Start your career in software engineering with Testbook as a Blockchain Developer Intern in Varanasi. 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 Blockchain Developer Intern at Testbook, your core focus…

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Skills you'll use

SoliditySmart ContractsWeb3.jsEthereumHardhatJavaScriptCryptography BasicsTestingGitGas Optimisation

What you'll do

Work on designing, coding and shipping production software alongside the core team
Apply Solidity, Smart Contracts, Web3.js, Ethereum 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/BCA/MCA/B.Sc (CS, IT) — 2026 freshers & final-year students welcome
Working knowledge of Solidity, Smart Contracts, Web3.js (or a genuine willingness to learn them)
Strong fundamentals in your discipline and clear problem-solving ability
Care with detail and the discipline to document your work
Clear written and verbal communication in English
Based in or willing to work from Varanasi, Uttar Pradesh

Perks & benefits

Pre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionalsInternship CertificateLetter of Recommendation

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 Testbook

Testbook operates in the edtech sector and has an active presence in Varanasi. 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 runs…

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