{"id":666391,"url":"https://alion.io/job/airspace-intelligence-frontend-engineer-civil-aviation","title":"Frontend Engineer (Civil Aviation)","company":{"id":668935,"name":"Air Space Intelligence","domain":"airspace-intelligence.com","url":"https://alion.io/company/airspace-intelligence","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"C","score":56,"open_postings":26,"ghost_share":0.731,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Boston, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":135000,"max":265000,"currency":"USD","period":"year","gross":null,"usd_annual":265000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Google Maps","optional":false},{"name":"JavaScript","optional":false},{"name":"LLM","optional":false},{"name":"React.js","optional":false},{"name":"Redux","optional":false},{"name":"Three.JS","optional":false},{"name":"TypeScript","optional":false},{"name":"WebAssembly","optional":false},{"name":"WebGPU","optional":false}],"status":"live","first_seen_at":"2026-07-07T15:39:55Z","employer_posted_date":"2026-07-07","last_verified_at":"2026-10-29T22:04:37Z","board_verified":true,"closed_at":null,"days_open":114,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":113},"description":"About ASI\nASI's mission-critical technology powers decision-making across aviation, defense, energy, and other critical infrastructure domains. Backed by top-tier investors including Andreessen Horowitz, Spark Capital, and Renegade Partners, ASI delivers operational decision superiority-compressing days of analysis into seconds of action. ASI is leading the way and pushing the boundaries of what’s possible.\nAbout the Civil Aviation Team\nWe are modernizing America’s air traffic control system on an accelerated timeline, tackling one of the world’s most complex real-time optimization challenges: safely coordinating tens of thousands of daily flights in a dynamic, safety-critical environment. Our team is building next-generation trajectory prediction and decision-support systems while preparing the airspace for emerging technologies like commercial space operations and advanced air mobility. This mission-critical work demands exceptional precision, resilience, and reliability to support the safety and efficiency of the national airspace.\nWhat You Will Do:\nAs part of our product engineering team, you'll work closely with our civil aviation and design teams to create mission-critical products with a top-notch user experience. You'll work on systems that reflect the real-world intricacies of air operations and build new user-facing features in React, Redux, Mapbox, and TypeScript, with everything from database models to APIs.\nWhat We Value:\nProficiency in JavaScript/TypeScript, React, and CSS.\n\nExperience building complex, map-based web applications with Mapbox, Maplibre, or Google Maps, with a focus on real-time rendering of multiple interactive features and overlays.\n\nFamiliarity with WebGL, WebGPU, or ThreeJS for accelerated graphics rendering and WebAssembly (WASM) for enhancing application performance.\n\nA bias for action. 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