Day 21 of 100 · HR Tech

HackerRank

Two NIT Trichy friends built the coding test that now screens engineers worldwide.

Started atNIT Trichy
Founded2009
FoundersVivek Ravisankar & Hari Karunanidhi
CountryIndia

How it started

They wanted to fix how companies hire engineers and started with programming challenges for students like themselves.

The lesson for your campus Build for the community you just left. You understand it best.

Why every campus needs an Innovation-Hub

Why we are telling this story

The next company on a list like this one has not been founded yet. Right now it is a student in a lecture hall with an idea nobody has asked about, and no room to build it in. Innovation-Hub is that room: a permanent space inside your institution where students from every department explore, experiment, collaborate and prototype.

See how to start one on your campus →

Ask the Founder

Pick a question — or write your own — and get a grounded answer about how HackerRank was actually built.

Opens ChatGPT in a new tab with your question ready. Answers are generated by AI from publicly reported information — they are not statements by the founders. Always check anything important against an original source.

← Day 20: Atlassian Day 22: Figma →

The next one comes from your campus

Innovation should not be an annual event. It should be a permanent room where students are allowed to build. Bring an Innovation-Hub to your institution.

Start an Innovation-Hub Explore Green-Campus