Lumos Labs

Ruby Developer Intern

InternshipHybridGurugram, Haryana4 months18K/mo8 openingsImmediate / Rolling

About this internship

Join Lumos Labs in Gurugram as a Ruby Developer Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on Ruby development work. About the role As a Ruby Developer Intern at Lumos Labs, your core focus will…

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Skills you'll use

RubyOOP in RubyRuby on RailsRSpecGems & BundlerREST APIsPostgreSQLMetaprogramming BasicsGitDebugging

What you'll do

Work on writing expressive Ruby and the tests that keep a dynamic language safe to refactor alongside the core team
Apply Ruby, OOP in Ruby, Ruby on Rails, RSpec 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 Ruby, OOP in Ruby, Ruby on Rails (or a genuine willingness to learn them)
Exposure to RSpec, Gems & Bundler, REST APIs 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 Gurugram, Haryana 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

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Discussion with the hiring manager on the role and your fit

About Lumos Labs

Lumos Labs operates in the it services sector and has an active presence in Gurugram. 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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