Darwinbox

Cryptography Intern

InternshipHybridRanchi, Jharkhand2 months15K/mo3 openingsImmediate / Rolling

About this internship

Join Darwinbox in Ranchi as a Cryptography Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on applied cryptography work. About the role As a Cryptography Intern at Darwinbox, your core focus will be…

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Skills you'll use

CryptographyTLS & PKIKey ManagementHashing & SignaturesEncryption at RestPythonSecurity FundamentalsProtocol AnalysisLinuxTechnical Writing

What you'll do

Work on using the right primitive correctly, which is almost always harder than choosing the algorithm alongside the core team
Apply Cryptography, TLS & PKI, Key Management, Hashing & Signatures 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 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 Cryptography, TLS & PKI, Key Management (or a genuine willingness to learn them)
Exposure to Hashing & Signatures, Encryption at Rest, Python 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 Ranchi, Jharkhand or willing to work from there for the internship period

Perks & benefits

Mentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursDirect access to the team that owns the data you work on

Interview & selection process

3 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Practical assignment or case study with a short walkthrough
3HR discussion — stipend, start date, expectations and offer

About Darwinbox

Darwinbox operates in the saas & developer tools sector and has an active presence in Ranchi. 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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