Online Assessment

Mercor Software Engineer interview: a three-part HackerRank-style OA

MercorSoftware Engineer · Online Assessment · Jul 2026

After applying online, I received an online assessment on HackerRank-style tests with three sections. It covered data structures and algorithms, data pipelines, and SQL questions. Not long afterward, I had a 30-minute conversation with the hiring manager. It was mostly behavioral, with a few technical discussions mixed in. It felt like a standard early loop, with the OA setting the tone and the r…

Shared by a candidate · reported Jul 2026. Interview formats change; use it as a guide, not a script.