{"id":57021,"url":"https://alion.io/job/transluce-full-stack-product-engineer","title":"Full-Stack Product Engineer","company":{"id":18851,"name":"Transluce","domain":"transluce.org","url":"https://alion.io/company/transluce","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Gem","truth_index":{"grade":"C","score":62,"open_postings":11,"ghost_share":0.636,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Francisco, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":250000,"max":500000,"currency":"USD","period":"year","gross":null,"usd_annual":500000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Human-in-the-Loop","optional":false},{"name":"AWS","optional":true},{"name":"JavaScript","optional":true},{"name":"LLM","optional":true},{"name":"Next.js","optional":true},{"name":"Python","optional":true},{"name":"React.js","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2025-03-18T22:34:11Z","employer_posted_date":"2026-03-24","last_verified_at":"2026-10-16T18:40:00Z","board_verified":true,"closed_at":null,"days_open":576,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":576},"description":"Salary range: $250,000 - $500,000 + benefits\nDescription: Transluce is a fast-paced AI start-up building the public tech stack for understanding and debugging AI systems. We build world-class, AI-backed analysis tools and use these to set industry standards for evaluation. We are a non-profit with a mission to steer the development of AI for the public good.\nAbout the role: We're looking for an exceptional product engineer to lead the design and development of our flagship products. You will have a central seat at the table and work directly with leading experts in AI to shape the future of human-in-the-loop model understanding.\nAs a mission-focused non-profit, you’ll also contribute to software with high direct impact (used by governments to inform AI policy) and cross-organizational reach (our stakeholders lie across frontier labs, academia, and startups).\nCore responsibilities:\nDesign and build intuitive frontend interfaces for model understanding, such as:Docent, for analyzing long agent transcripts\nMonitor, for understanding internal model activations\n\nImplement scalable backend systems to power those interfaces\nCreate APIs, SDKs, and protocols that interface between our products and external libraries\nEngage continuously with customers to gather requirements and feedback\nMaintain open source repositories and actively engage with the developer community\nQualities of a strong candidate:\nExcels in rapid cycles of design, implementation, testing, and iteration\nHas strong design taste and a sharp attention to detail\nWrites well-designed code that enables team-wide collaboration\nIs proficient with our current stack: Python, Typescript, Next.js, AWS, serverless container runtimes\nHas experience engaging with customers and stakeholders\nBonus: practical experience with language models (e.g., building apps on top of LLM APIs) and familiarity with fundamental ML concepts (e.g., ability to critically assess claims about model performance)\nWe are located in San Francisco and enthusiastic to work together in-person. 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