{"id":2323207,"url":"https://alion.io/job/noon-frontend-systems-architect","title":"Frontend Systems Architect","company":{"id":1904732,"name":"Noon","domain":"noon.design","url":"https://alion.io/company/noon-design","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"role":"Frontend","role_family":"Frontend","seniority":"staff","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":300000,"currency":"USD","period":"year","gross":null,"usd_annual":300000},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Jotai","optional":false},{"name":"OpenAI","optional":false},{"name":"React.js","optional":false},{"name":"Reactive Programming","optional":false},{"name":"Recoil","optional":false},{"name":"Redux","optional":false},{"name":"State Management","optional":false},{"name":"Stripe","optional":false},{"name":"TypeScript","optional":false},{"name":"Zustand","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-05-09T17:49:14Z","employer_posted_date":"2026-05-09","last_verified_at":"2026-10-12T06:41:07Z","board_verified":true,"closed_at":null,"days_open":155,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":155},"description":"About Noon\nWe are on a mission to reinvent how designers work in the AI era. We’re backed by top investors including First Round, Chemistry, Homebrew, Scribble and senior leaders from OpenAI, Meta, Google, Ramp, Stripe and more. We’re building the next-generation AI design tool for product teams.\nAbout the Role\nWe are hiring aFrontend Systems Architect to serve as the technical anchor for our frontend organization. In this role, you will be the primary driver of our product's technical excellence, solving complex problems like maintaining high performance on canvases with thousands of AI-generated nodes and architecting real-time collaborative systems.\nThis is a high-leverage, hands-on role. You will balance deep-work coding and day-to-day execution with long-term technical direction and mentoring.\nWhat You’ll Do\nOwn module boundaries, state/data flow, rendering strategy, and extensibility.\n\nDrive the frontend roadmap through RFCs and architecture reviews, balancing speed-to-market with long-term maintainability.\n\nOwn frontend performance across large documents, long sessions, and memory usage.\n\nSet the bar for testing, CI quality gates, observability, and release reliability to ensure a \"zero-regression\" culture.\n\nPartner closely with Design, Product, and Backend teams on key tradeoffs, API design, and distributed systems.\n\nMentor engineers and raise the frontend engineering craft across the organization through code reviews and technical workshops.\n\nMust-Have Requirements\n6-10 years of professional experience building large-scale web applications.\n\n2-4 years in a Lead or Staff capacity, owning frontend architecture and technical strategy.\n\nDeep Technical Expertise: Mastery of React and TypeScript for complex, high-performance UIs.\n\nComplex UI Experience: Proven track record building large editors or complex UI systems (canvas, node-based editors, multi-pane layouts, or timelines).\n\nState Architecture Mastery: Deep experience with modern state management (e.g., Zustand, Recoil, Jotai, Redux) and reactive programming.\n\nPerformance Optimization: Proven ability to optimize web applications under real-world conditions (memory management, rendering bottlenecks).\n\nBenefits\nSalary: $250,000-$300,000 base salary\n\nEquity: Meaningful stock options\n\nHealth Insurance: Best-in-class coverage for the employee and their entire family\n\nLocation: San Francisco HQ","description_format":"text","description_chars":2389,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Health insurance","Stock options"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-12T06:41:07Z"}],"visa":[],"liveness":{"score":10,"band":"cold","label":"Long shot","p_open":1,"p_active":0.364,"p_room":0.28,"age_days":155,"expected_fill_days":29,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":300000,"is_top_pay":true},"html_url":"https://alion.io/job/noon-frontend-systems-architect","json_url":"https://alion.io/job/noon-frontend-systems-architect.json","meta":{"generated_at":"2026-10-12T13:07:58Z","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":20514,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":1904732},"rest":"https://alion.io/mcp/rest/get_company?id=1904732"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnoon-frontend-systems-architect"},{"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%2Fnoon-frontend-systems-architect"},{"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%2Fnoon-frontend-systems-architect"},{"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/noon-frontend-systems-architect\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnoon-frontend-systems-architect"}]}