Mercor

“I knew the HPA basics well enough, talked about CPU thresholds and how the metrics server feeds into it.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“This is really two questions stitched together and I didn't handle the transition cleanly.” The rest of the author's notes on Machine Learning Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“Pretty broad opener.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“Pretty standard stuff if you've done any concurrent programming.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“I started with kube-proxy and iptables rules, explained how rules get programmed per Service, then pivoted to IPVS as the more scalable option for large clusters.” The rest of the author's notes on Software Engineer interview at Mercor, Onsite - System Design / Architecture round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“This is the kind of question where you either have the reps or you don't.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“Started okay with address space isolation and task_struct, but when they pushed on clone() flags and exactly how threads share memory vs processes I got a bit fuzzy.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“This was basically a full concurrency lecture disguised as one question.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“Covered the basics fine: separate memory space for processes, shared memory within a thread group, context switching costs.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.

“This is one of those questions that sounds straightforward until you're mid-answer and realize you're conflating things.” The rest of the author's notes on Software Engineer interview at Mercor, Technical Phone Screen round, covers how they worked through the question, what the panel pushed back on, and what they would do differently.