{"id":2288180,"url":"https://alion.io/job/juno-ai-founding-engineer-at-juno","title":"AI Founding Engineer at Juno","company":{"id":3779839,"name":"Juno","domain":"junocompanion.com","url":"https://alion.io/company/juno-6","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Work at a Startup","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"middle","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":130000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":true,"relocation_package":false,"has_equity":true,"technologies":[{"name":"LLM","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"GitHub","optional":true}],"status":"live","first_seen_at":"2026-10-11T15:27:35Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-10-11T21:59:32Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About Juno\nJuno is an AI health assistant built for the 1B+ people managing chronic illness.\nWe turn patient conversations, biometrics, and medical history into a longitudinal health profile, then use it to surface patterns and deliver personalized guidance.\nMore than 150,000 people already use Juno. Our goal is to make Juno the clinical specialist that lives in your pocket.\nAbout the role\nWe're hiring our first AI founding engineer.\nYou'll work directly with the founders to design and build the AI systems at the core of Juno: conversation intelligence, health reasoning, retrieval, and the infrastructure that keeps it fast and reliable.\nWhat you'll work on\nDesign and ship the LLM pipelines that power Juno's conversations and health reasoning\nBuild retrieval and memory systems that turn patient history into personalized guidance\nOwn model evaluation, prompt quality, and safety guardrails for a clinical-grade product\nBuild data pipelines that extract structured signals from conversations, biometrics, and records\nWork closely with the founders to turn ambiguous product ideas into working AI systems\nUse AI-native tools to prototype and ship faster than most teams think possible\nWhat we're looking for\nYou've built and shipped production AI systems, ideally involving LLMs, RAG, or agents\nYou're comfortable across the stack: backend services, data pipelines, and model integration\nYou have strong Python skills and experience with modern AI/ML frameworks\nYou know how to evaluate, test, and harden LLM-based systems for reliability\nYou care about precision and safety, especially when the product touches people's health\nYou can move fast and take ownership without needing much process\nYou can relocate to San Francisco (we can sponsor a visa)\nNice to have (but not required)\nExperience in healthtech or with regulated/sensitive data\nStartup or founding engineer experience\nOpen-source contributions to AI or ML tooling\nHow to apply\nSend us a short note with:\nWhy Juno feels interesting to you\nAn AI project or system you've built and are proud of\nYour GitHub, portfolio, or a demo\nAbout the interview\nPrescreen: 30 min call with a founder\nWork trial: we'll fly you out for a 3-day work trial with the team\nOur process\nWe move fast and keep this simple, usually completing all steps within about a week.\nPrescreen (30 min): A casual call with a founder to talk through your background, what you've built, and what you're looking for next.\n\nTechnical deep dive (60-90 min): We'll dig into a past project or system you've built, focusing on real decisions you made around LLMs, retrieval, evaluation, or production reliability.\n\nWork trial (3 days): We'll fly you out to San Francisco to work side by side with the founding team on a real problem from our roadmap. You'll be paid for your time.\n\nOffer: If it's a mutual fit, we'll move quickly with an offer and can usually answer any questions within a day or two.\n\nWe know interviewing takes real time and energy, so we try to be transparent and fast at every step.","description_format":"text","description_chars":3031,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":true,"industries":["Health Care"],"lifecycle":[{"event":"open","at":"2026-10-11T15:27:35Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":28,"reasons":["conf:0","win:early"],"computed_at":"2026-10-11T22:03:01Z"},"pay":{"stated_usd_annual":200000,"is_top_pay":false},"html_url":"https://alion.io/job/juno-ai-founding-engineer-at-juno","json_url":"https://alion.io/job/juno-ai-founding-engineer-at-juno.json","meta":{"generated_at":"2026-10-11T22:03:01Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":11502,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3779839},"rest":"https://alion.io/mcp/rest/get_company?id=3779839"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fjuno-ai-founding-engineer-at-juno"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fjuno-ai-founding-engineer-at-juno"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fjuno-ai-founding-engineer-at-juno"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/juno-ai-founding-engineer-at-juno\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fjuno-ai-founding-engineer-at-juno"}]}