Chainlink Labs Solutions Engineer interview: 90-minute HackerRank and 15+ hour take-home

I started with a recruiter call that set the pace and guided me through the process. After that, I completed a HackerRank round that lasted about 90 minutes. It included multiple-choice questions, a straightforward DSA problem, and a language-specific API check. Next was a conversation with an engineering manager about cultural fit, followed by a hiring manager call that led to the next stage. I…

Shared by a candidate · reported Oct 2021. Interview formats change; use it as a guide, not a script.