{"id":20969,"url":"https://alion.io/job/siro-staff-software-engineer-full-stack","title":"Staff Software Engineer, Full Stack","company":{"id":2011479,"name":"Siro","domain":"siro.ai","url":"https://alion.io/company/siro-ai","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":70,"open_postings":16,"ghost_share":0.5,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":284000,"max":325000,"currency":"USD","period":"year","gross":null,"usd_annual":325000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Node JS","optional":false},{"name":"Rest API","optional":false},{"name":"TypeScript","optional":false},{"name":"Datadog","optional":true},{"name":"Figma","optional":true},{"name":"GCP","optional":true},{"name":"Git","optional":true},{"name":"JavaScript","optional":true},{"name":"Kotlin","optional":true},{"name":"Next.js","optional":true},{"name":"React Native","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2025-09-22T18:56:33Z","employer_posted_date":"2025-09-22","last_verified_at":"2026-11-02T23:41:44Z","board_verified":true,"closed_at":null,"days_open":406,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":405},"description":"Field sales powers the economy - but most teams are struggling. Reps are buried in admin work, managers are stretched thin, and leaders can’t see what’s really happening in the field.\nSiro is redefining how field sales teams learn, perform, and win.\nWe started as an AI-powered coaching platform that helped reps improve their outcomes in the field.\nToday, we’re something much bigger - an intelligent companion that automates sales reps’ tedious admin work, gives managers real-time visibility, and helps executives see around corners.\nOur platform integrates with systems like Salesforce, analyzing thousands of in-person sales conversations to surface insights, automate workflows, and drive better outcomes across the org. Think Iron Man’s Jarvis for sales - proactive, personalized, and built directly into the tools teams already use.\nSiro has raised $75M and is backed by world-class investors like Index, Fika, CRV, and SignalFire. We are trusted by leading home-improvement, retail, hospitality, and automotive brands, and powered by a lean team from Meta, McKinsey, Doordash, and Uber.\nWe’re building the future of human-AI collaboration in sales - and we’re just getting started.\nKey Responsibilities\nBuild and enhance features (especially frontend) for Siro's direct consumers, creating intuitive user experiences for our AI-powered sales platform\n\nOwn the end-to-end development of key features, from architectural decisions through implementation, deployment, and support\n\nCraft intuitive, performant user interfaces that make complex AI insights accessible to our users\n\nDrive technical excellence through thoughtful code reviews, documentation, and engineering best practices\n\nPartner closely with product and design teams to transform customer needs into elegant technical solutions\n\nHelp evolve our development practices and tooling to enable sustainable scaling while maintaining velocity\n\nOwn the health of our systems and products, and make data-driven decisions\n\nRequirements\nWe expect 10+ years of professional software engineering experience.\n\nYou are excited to work in our NYC office 3+ days a week with the rest of the team.\n\nYou demonstrate strong proficiency in TypeScript frameworks\n\nYou have experience with Node.js and REST API design\n\nYou have demonstrated skill in mobile and/or web performance optimization\n\nYou are a strong problem solver, with the ability to think critically and approach challenges with a first-principles mindset.\n\nYou have strong communication skills, able to articulate complex technical concepts to both technical and non-technical stakeholders.\n\nOur Tech Stack\nIn case you’re curious, we use the following technologies (and more), but proficiency in any specific technology is not required.\nFrontend: Next.js, React Native, TypeScript\n\nMobile: Swift, Kotlin\n\nBackend: Node.js, Typescript, serverless functions\n\nCloud: Google Cloud Platform (GCP)\n\nOther tools: Git, Datadog, Figma\n\nWhy Join Siro?\nGrowth: Join a rapidly scaling Series B startup with proven product-market fit\n\nTechnology: Work with cutting-edge AI technologies and a modern tech stack\n\nTeam: Collaborate with an experienced CEO (previously built a successful sales tool used by 100,000+ reps) and top-tier team\n\nOwnership: Take end-to-end ownership of features that directly impact our users\n\nLearning: Work across the full stack and grow your technical breadth\n\nImpact: Help democratize sales success and create opportunities for millions of sales professionals\n\nWhat Sets You Apart\nYou're a collaborative team player with a \"we before me\" mindset, always ready to support and elevate your colleagues.\n\nYou have high standards for excellence and aren't afraid to voice your opinion to push for quality.\n\nYou think strategically beyond code, considering business and design implications in your work.\n\nYou actively leverage AI coding tools to assist you during development.\n\nYou thrive in an agile environment with low management overhead.\n\nYou're creative and can think outside the box to solve complex problems in innovative ways.\n\nYou continuously look to grow your skills and your impact.\n\nAt Siro, we are committed to creating a diverse and inclusive environment where all people feel that they are equally respected and valued, whether they are applying for an open position or working at the company. We provide equal employment opportunities to all applicants without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.","description_format":"text","description_chars":4538,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Sales & Marketing","Sales Enablement"],"lifecycle":[{"event":"open","at":"2025-09-22T18:56:33Z"},{"event":"open","at":"2026-09-26T04:34:40Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 2","filings_12m":2,"filings_prev_12m":0,"green_card_filings_12m":0,"median_offered_wage_usd":132500,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.228,"p_room":0.28,"age_days":405,"expected_fill_days":31,"reasons":["conf:0","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-11-02T06:13:15Z"},"pay":{"stated_usd_annual":325000,"is_top_pay":true},"html_url":"https://alion.io/job/siro-staff-software-engineer-full-stack","json_url":"https://alion.io/job/siro-staff-software-engineer-full-stack.json","meta":{"generated_at":"2026-11-03T00:14:18Z","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":391,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":2011479},"rest":"https://alion.io/mcp/rest/get_company?id=2011479"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsiro-staff-software-engineer-full-stack"},{"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%2Fsiro-staff-software-engineer-full-stack"},{"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%2Fsiro-staff-software-engineer-full-stack"},{"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/siro-staff-software-engineer-full-stack\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsiro-staff-software-engineer-full-stack"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":20969}},{"tool":"search_jobs","arguments":{"company":"siro.ai","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":20969},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}