{"id":2119815,"url":"https://alion.io/job/cobaltrobotics-senior-software-engineer-full-stack","title":"Senior Software Engineer (Full-Stack)","company":{"id":3782334,"name":"Cobalt Robotics","domain":"cobaltrobotics.com","url":"https://alion.io/company/cobaltrobotics","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":160000,"max":210000,"currency":"USD","period":"year","gross":null,"usd_annual":210000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Django","optional":false},{"name":"GraphQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Storybook","optional":false},{"name":"TypeScript","optional":false},{"name":"WebRTC","optional":false},{"name":"WebSockets","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-06-19T00:00:00Z","employer_posted_date":"2026-06-19","last_verified_at":"2026-10-22T12:01:42Z","board_verified":true,"closed_at":null,"days_open":125,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":125},"description":"Summary:\nCobalt AI uses automation to elevate physical safety and security in the workplace. Our platform, Cobalt Monitoring Intelligence, is a hybrid AI system, cloud-hosted with edge-deployed hardware, that provides human-verified, real-time monitoring of surveillance cameras, alarms, and robots across enterprise locations.\nWe’re hiring a Senior Full Stack Engineer to own the interfaces that security teams rely on every day, including live robot video feeds, event triage workflows, real-time alarm dashboards, and fleet management tools built in React and TypeScript. You’ll also work across the backend (Django/Python, GraphQL) to build the APIs that power those experiences.\nResponsibilities:\nBuild and refine real-time security dashboards, event triage interfaces, and fleet management\ntools used by security teams 24/7\nDesign and implement complex, interactive UIs - canvas rendering (environment maps, robot\npositioning), data visualization, live robot video via WebRTC, and subscription-driven event\nstreaming\nOwn component architecture in a monorepo and contribute to a Storybook-driven design system\nBuild and extend the GraphQL API - queries, mutations, and WebSocket subscriptions -\nserving all frontend applications\nWork with Django models in PostgreSQL - multi-tenant data isolation, schema design, query\noptimization, and migrations\nShip full-stack features end-to-end - from React components to GraphQL mutations to Django\nmodels and background jobs\nPartner with the CDS and ML teams on the detection-to-event pipeline\nWrite well-tested code with strong observability - tracing, structured logging, and metrics\nParticipate in code reviews, architectural discussions, incident response, and on-call rotations\nQualifications:\n5+ years of professional software engineering experience, with depth in frontend development\nStrong proficiency in React and TypeScript - opinionated about component architecture, state\nmanagement, and rendering performance\nExperience building complex, interactive UIs - canvas/2D rendering, real-time streaming, data\nvisualization, or WebRTC\nBackend fluency in Python and Django - building GraphQL APIs, writing migrations, and\noptimizing ORM queries\nSolid understanding of PostgreSQL - data modeling, indexing, and query performance\nComfort working in a monorepo with shared packages, generated types, and cross-team code\nownership\nExperience deploying to AWS and working with containerized applications\nWhy Work for Us?:\nCompetitive salary, equity, and full benefits (medical, vision, dental). Flexible work arrangements. A proven platform, an expanding customer base, and the opportunity to shape the engineering org at an inflection point.\nSalary Range: $160k - $210k (actual compensation will be determined based on experience, location, and other factors permitted by law)\nCobalt AI is an equal employment opportunity employer and values diversity. Qualified candidates are considered for employment without regard to race, religion, gender, gender identity, sexual orientation, national origin, age, military or veteran status, disability, or any other characteristic protected by applicable law.","description_format":"text","description_chars":3149,"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":["Equity","Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-08T23:54:43Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.322,"p_room":0.28,"age_days":125,"expected_fill_days":36,"reasons":["conf:10","win:tail","crowd:"],"computed_at":"2026-10-22T06:10:10Z"},"pay":{"stated_usd_annual":210000,"is_top_pay":true},"html_url":"https://alion.io/job/cobaltrobotics-senior-software-engineer-full-stack","json_url":"https://alion.io/job/cobaltrobotics-senior-software-engineer-full-stack.json","meta":{"generated_at":"2026-10-22T20:08:07Z","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":3980,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":3782334},"rest":"https://alion.io/mcp/rest/get_company?id=3782334"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcobaltrobotics-senior-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%2Fcobaltrobotics-senior-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%2Fcobaltrobotics-senior-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/cobaltrobotics-senior-software-engineer-full-stack\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcobaltrobotics-senior-software-engineer-full-stack"}]}