{"slug":"speakeasy","name":"SpeakEasy","hackathon":"hack-the-north-2025","tagline":"Behavioral-interview practice that scores what you say and how you say it from video.","placement":{"status":"finalist","awards":["Hack the North 2025: Finalists"],"track":null},"team":{"size":null,"members":[]},"problem":"Video interview analysis tools are sold to recruiters; applicants only meet them in the real interview and have no fair way to practice against that kind of scoring.","solution":"Pick behavioral topics, answer generated questions on camera, and get verbal scores (relevance, STAR structure, insight, vocabulary, filler words) plus non-verbal scores (face, eyes, gestures, pauses, framing) with concrete pros and cons.","demo_moment":"Record one answer and immediately see a breakdown of both your content and your body language.","build_style":"software-only","tech":{"stack":["firebase","fastapi","spacy","assemblyai","mediapipe","martian-router","gpt-4.1-nano"],"ai_patterns":["llm-api","llm-scoring","computer-vision","voice-ai"]},"domains":["careers-hr","education"],"analysis":{"why_it_stood_out":[{"claim":"Inverts a crowded enterprise market: the same analysis recruiters buy, pointed at the applicant.","basis":"team-stated","source":0},{"claim":"Named a list of incumbents in the write-up, showing the team knew the market it was flipping.","basis":"team-stated","source":0},{"claim":"Engineering discipline on LLM output: benchmarked providers, then added validation with automatic re-prompting until output met format rules.","basis":"team-stated","source":0},{"claim":"Used a sponsor's model router as core infrastructure, fitting a sponsor prize lane alongside the main rubric.","basis":"curator-inference"}],"mechanisms":["inverted-approach","human-stakes","visible-engineering-depth","sponsor-platform-mastery","one-sentence-clarity"],"judging_lens":["technical-depth","impact","sponsor-api-use"],"lessons":["Look for a tool that exists only for the powerful side of a transaction and build the other side's version."],"confidence":"medium"},"links":{"devpost":"https://devpost.com/software/speakeasy-vdkc9n","repo":null,"demo":null,"video":null},"sources":[{"url":"https://devpost.com/software/speakeasy-vdkc9n","kind":"devpost-project","retrieved_at":"2026-09-14"}]}