Blog
Insights from the interview room.
Strategy, research, and product thinking from the team building InterprepAI.
Why your STAR answers fail — and how to fix them in one session
The STAR framework is everywhere. Every candidate knows it. Yet 80% of behavioral interview answers still lack quantified results, ownership specificity, or clear action. Here's the pattern we see most often — and how to break it.
Introducing session duration limits — the AI now wraps up naturally
We shipped a long-requested feature: when your session time is up, the AI interviewer now says goodbye gracefully instea…
System design interviews: why "right" answers don't get you hired
Most system design candidates focus on getting the architecture right. But the best interviewers at Google, Meta, and Am…
The product design interview framework that actually works
After analyzing thousands of PM interview sessions, we found that candidates who pass consistently do one thing others d…
How to structure a case in 60 seconds — without sounding robotic
The dirty secret of case interview prep: most frameworks are taught as rigid templates, and interviewers can always tell…
We analyzed 1,000 interview sessions. Here's what the data shows.
After 1,000 completed sessions on InterprepAI, we looked at the data. Which dimensions correlate most with overall score…
Senior interviews are a different game. Are you playing the right one?
Director and VP-level interviews test judgment, track record, and leadership philosophy — not problem-solving speed. Mos…
Building a lip-sync AI interviewer: the technical decisions we made
Why we chose Pipecat over building our own audio pipeline. Why Simli Trinity-1 over competing avatar providers. Why Smal…