Breaking Down HackerRank's Survey of 40,000 Developers with Vivek Ravisankar

TL;DR

HackerRank’s mission is to match every developer to the right job based on skill rather than resumes. The founder, Vivek Ravisankar, describes how the company evolved from a failed mock‑interview service (Interview Street) through a pivot into study‑abroad applications, before finally building a skills‑testing platform for companies.

Key insights

• Resumes are a poor correlation to actual skills; HackerRank replaces them with coding challenges that companies (e.g., Airbnb, VMware) use to screen candidates.
• Interview Street failed because students had no money to pay, scheduling was hard, and the product tried to serve too many companies and interviewers at once.
• The pivot to helping Indian students apply for US master’s degrees (reviewing SOPs, resumes) worked briefly, but traffic dropped to zero after three months because applications happen only twice a yea