{"id":2144196,"url":"https://alion.io/job/beacon-ai-senior-software-engineer-frontendweb-app","title":"Senior Software Engineer, Frontend/Web App","company":{"id":3354,"name":"Beacon AI","domain":"beaconai.com","url":"https://alion.io/company/beaconai","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":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["San Carlos, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":173000,"max":225000,"currency":"USD","period":"year","gross":null,"usd_annual":225000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"JavaScript","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-10-03T00:19:31Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-12T02:58:23Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"About Beacon AI\nWe’re a fast-moving team of aviators, engineers, and operators building an AI platform to make flying safer, more efficient, and more capable. Backed by top investors, we’ve secured a dozen Department of Defense contracts and partnered with major airlines to deliver mission-critical systems. We operate without silos or heavy processes. Small, focused teams own what they build, ship quickly, and learn fast, pushing the boundaries of how humans and AI work together in aviation.\nRole Overview\nWe are seeking a Senior Frontend Engineer to join our team and help build high-impact web interfaces that integrate with our flight safety platform. In this role, you will work closely with senior engineers, product managers, and designers to develop user-facing features that enable interaction with complex aviation data. You’ll contribute to production systems, grow your technical skills, and play a meaningful role in advancing flight safety and operational efficiency.\nWhat You’ll Do\nDesign and implement React-based features for web applications that work with real-time and historical aviation data.\n\nIntegrate, process, and visualize data from multiple sources, including live streams and archived datasets.\n\nCollaborate with backend engineers, product managers, and UX/UI designers on feature design and implementation.\n\nContribute to code reviews and follow established frontend best practices and architectural patterns.\n\nHelp ensure frontend systems are reliable and maintainable through testing and documentation.\n\nContribute to reusable components and shared frontend libraries.\n\nWhat Will Make You Successful\n5+ years of experience building user-facing web applications, or equivalent experience through internships, projects, or coursework.\n\nExperience with React, TypeScript, JavaScript, state management, and modern web standards (HTML/CSS).\n\nFamiliarity with asynchronous frontend patterns and working with APIs or data streams.\n\nStrong problem-solving skills and eagerness to learn from feedback and mentorship.\n\nAbility to work effectively in a collaborative, fast-moving environment.\n\nAttention to code quality, performance, and maintainability.\n\nBonus Points\nPassion for aviation and a desire to improve air travel efficiency and safety.\n\nExperience with mapping or geospatial tools such as Mapbox or Cesium.\n\nExposure to live data or video streaming concepts.\n\nWork Location\n This is a hybrid role based in San Carlos, CA, with 3+ days per week onsite and the option to work remotely on remaining days.\nPerks & Benefits (Full-Time Employees)\nHealthcare: 100%* of employee medical premiums covered; 25% for dependents\n\nTime Off: 3 weeks PTO plus 13+ paid company holidays\n\n401(k): Offered (no current employer match, but we are committed to enhancing this benefit in the future)\n\nDue to U.S. export control regulations, we can only hire U.S. Persons (U.S. citizens, Green Card holders, lawful permanent residents, or individuals granted asylum or refugee status). We are unable to provide visa sponsorship or support visa transfers. All work must be performed in the United States.\nBeacon AI is an equal opportunity employer and does not discriminate based on race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, veteran status, or any other protected characteristic. We prohibit harassment or discrimination of any kind in the workplace and comply with all applicable federal, state, and local employment laws.","description_format":"text","description_chars":3527,"description_truncated":false,"requirements":{"experience_years_min":5,"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":["Avionics & Flight Control","Commercial Aviation","Defense AI"],"lifecycle":[{"event":"open","at":"2026-10-09T04:02:56Z"}],"visa":[],"liveness":{"score":73,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.767,"p_room":0.945,"age_days":9,"expected_fill_days":14,"reasons":["conf:3","velocity","win:mid"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":225000,"is_top_pay":true},"html_url":"https://alion.io/job/beacon-ai-senior-software-engineer-frontendweb-app","json_url":"https://alion.io/job/beacon-ai-senior-software-engineer-frontendweb-app.json","meta":{"generated_at":"2026-10-12T07:17:07Z","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":11783,"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":3354},"rest":"https://alion.io/mcp/rest/get_company?id=3354"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbeacon-ai-senior-software-engineer-frontendweb-app"},{"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%2Fbeacon-ai-senior-software-engineer-frontendweb-app"},{"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%2Fbeacon-ai-senior-software-engineer-frontendweb-app"},{"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/beacon-ai-senior-software-engineer-frontendweb-app\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbeacon-ai-senior-software-engineer-frontendweb-app"}]}