We built a multimodal AI interviewer for mock system design interviews
Hey HN! We’re Jared, Shreyas, and Varun the creators of TechInterviewer. We’re building a product for software engineers to go through an entirely simulated systems design interview. Our AI interviewer, Steve, gives you a prompt and you talk out loud and draw on a whiteboard while Steve guides you through the interview and gives real-time feedback. Check out our demo: https://app.techinterviewer.ai Every software engineer today has to prepare for systems design interviews and have two awful options: pay hundreds of dollars for a single session with a FAANG engineer or follow…
We built a multimodal AI interviewer for mock system design interviews launched on January 19, 2024 with 11 votes, #1,244 of 4,437 launches that month and more than 75% of that year's launches.
In plain words
TechInterviewer is an AI-powered mock interview platform for software engineers preparing for system design interviews. Users speak aloud and draw on a whiteboard while an AI interviewer named Steve presents prompts, guides the conversation, and provides real-time feedback. The product targets engineers who need interview preparation but want an alternative to expensive one-on-one sessions with experienced engineers or passive learning through videos.
written from the facts on this page · September 2026
From the sources
In the maker’s words, at launch
Hey HN! We’re Jared, Shreyas, and Varun the creators of TechInterviewer. We’re building a product for software engineers to go through an entirely simulated systems design interview. Our AI interviewer, Steve, gives you a prompt and you talk out loud and draw on a whiteboard while Steve guides you through the…
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