{"id":177962,"url":"https://alion.io/job/fermat-senior-software-engineer","title":"Senior Software Engineer","company":{"id":4440,"name":"FERMÀT","domain":"fermatcommerce.com","url":"https://alion.io/company/fermat","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"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":200000,"max":240000,"currency":"USD","period":"year","gross":null,"usd_annual":240000},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"GitHub","optional":false}],"status":"live","first_seen_at":"2026-02-02T17:31:56Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-10-17T12:26:03Z","board_verified":true,"closed_at":null,"days_open":256,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":256},"description":"FERMÀT is the leading commerce AI platform that partners with the world's largest brands to deliver dynamic, personalized shopping experiences. Our technology powers the customer journeys behind enterprises like GNC, Backcountry, and Glossier and allows them to deliver best-in-class shopper engagement and conversion while enabling them to stay on the cutting edge of what's possible in agentic commerce.\nWe're backed by VMG, Bain Capital Ventures, Greylock, and QED, and have been named The Information's #1 commerce startup. We're a 60+ person team based in SF, NYC, and Bangalore - come build the infrastructure of the future of commerce with us!\nAbout the Role:\nWe’re looking for exceptional engineers who can operate across teams, stacks, and problem spaces, and turn ambitious ideas into production-grade systems.\nThis is not a narrowly scoped, team-specific role. You’ll work wherever impact is highest across our platform: core infrastructure, customer-facing features, data systems, internal tooling, or new product initiatives.\nWe’re especially interested in engineers who are AI-native in their workflow. You use modern AI tools to increase velocity, improve quality, and explore solutions faster. You have strong product instincts, operate with high agency, and care deeply about shipping meaningful outcomes.\nIf you thrive in ambiguity and enjoy owning problems end-to-end, we’d love to talk.\nWhat You'll Work On:\nOwn high-impact initiatives from concept through production.\nDesign and build scalable backend services, APIs, and frontend experiences.\nPrototype quickly and iterate based on user feedback and business impact.\nMove fluidly across different parts of the stack as company needs evolve.\nImprove engineering quality and velocity through thoughtful use of AI tooling.\nContribute to architectural decisions and help raise the bar across engineering.\nWhat We're Looking For:\n4+ years of professional software engineering experience.\nExperience as a founder, or as an early engineer at a startup.\nStrong product sense and a track record of shipping meaningful features or products.\nAI native workflow: you actively use LLMs and modern coding agents to meaningfully increase leverage.\nAbility to work across multiple stacks without rigid specialization.\nStrong systems design fundamentals and comfort owning production systems.\nHigh agency, strong judgment, and comfort operating in ambiguity.\nClear communication and low-ego collaboration.\nPlease include GitHub, side projects, demos, or write-ups of products you’ve built. We prioritize engineers who consistently ship.\nBenefits\nCompensation: $200-$240k base + bonus\nComprehensive health, dental, and vision insurance for you and all your dependents.\nRetirement benefits:US: 401(k) plan with 4% matching\n\n4 months of paid parental leave\nUnlimited PTO policy (with minimum 5 days PTO / quarter!)","description_format":"text","description_chars":2866,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Parental leave","Retirement plans","Unlimited PTO","Vision insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Commerce","E-commerce Marketing","Retail & Commerce AI"],"lifecycle":[{"event":"open","at":"2026-08-31T02:52:44Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 2","filings_12m":2,"filings_prev_12m":3,"green_card_filings_12m":0,"median_offered_wage_usd":202500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":1}],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.277,"p_room":0.28,"age_days":256,"expected_fill_days":37,"reasons":["conf:3","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":240000,"is_top_pay":true},"html_url":"https://alion.io/job/fermat-senior-software-engineer","json_url":"https://alion.io/job/fermat-senior-software-engineer.json","meta":{"generated_at":"2026-10-17T15:14:32Z","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":20560,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":4440},"rest":"https://alion.io/mcp/rest/get_company?id=4440"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffermat-senior-software-engineer"},{"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%2Ffermat-senior-software-engineer"},{"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%2Ffermat-senior-software-engineer"},{"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/fermat-senior-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffermat-senior-software-engineer"}]}