{"id":68411,"url":"https://alion.io/job/ambient-sr-software-engineer-fullstack","title":"Sr. Software Engineer, Full-Stack","company":{"id":26316,"name":"Ambient AI","domain":"ambient.ai","url":"https://alion.io/company/ambient","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":89,"open_postings":9,"ghost_share":0,"stale_share":0.444,"repost_share":0,"time_to_fill_p50_days":59,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Redwood City, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":168000,"max":205000,"currency":"USD","period":"year","gross":null,"usd_annual":205000},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"ActiveMQ","optional":false},{"name":"AI Agents","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Django","optional":false},{"name":"GCP","optional":false},{"name":"GraphQL","optional":false},{"name":"MySQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RabbitMQ","optional":false},{"name":"React.js","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"SentinelOne","optional":false},{"name":"ServiceNow","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2025-11-21T16:47:29Z","employer_posted_date":"2025-11-21","last_verified_at":"2026-10-16T21:28:28Z","board_verified":true,"closed_at":null,"days_open":329,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":328},"description":"Build a safer world with us, one incident at a time.\nAmbient.ai is the category creator and leader in Agentic Physical Security. Powered by Ambient Pulsar, the first reasoning Vision-Language Model purpose-built for physical security, our platform seamlessly integrates with existing security cameras and physical access control systems to unify monitoring, access control, threat assessment, response, and investigations through an always-on reasoning layer that augments security operators with superhuman capabilities. The results: 95% fewer false alarms, investigations 20x faster, and 10x faster response.\nThe momentum speaks for itself: we doubled new ARR in FY26, and have delivered results for world-class customers including Cisco, ServiceNow, SentinelOne, TikTok, Bayer, and MoMA. That kind of momentum creates an environment where great people thrive, and it shows: we recently ranked #71 out of 500 on the Forbes best startup employers list.\nFounded in 2017 and backed by Andreessen Horowitz, Y Combinator, and Allegion Ventures, Ambient.ai is on a fast-paced journey to fulfill our mission: prevent every security incident possible.\nReady to learn more? Connect with us on LinkedIn and YouTube\nAbout the role:\nWe’re looking for a Full-Stack Engineer to help build and scale the core systems that power Ambient.ai’s real-time AI security platform. In this role, you’ll work on software that ingests, processes, and interprets massive volumes of video and event data in real time - transforming raw signals into actionable intelligence for some of the world’s largest enterprises.\nYou can expect to regularly take on technically challenging problems in a fast-moving, collaborative environment and to see your work deployed in mission-critical customer environments.\nWhat you'll do:\nBuild and maintain full-stack features using React, TypeScript and Python\n\nPartner with product and design to translate user needs into intuitive interfaces and high quality workflows\n\nCreate and maintain APIs and backend services. This includes working with data flows between edge devices, cloud services and client applications\n\nOptimize performance across the stack with a focus on responsiveness, reliability and scalability\n\nContribute to architectural decisions including data storage, caching, service boundaries and partitioning\n\nReview code, mentor other engineers and promote strong engineering practices\n\nWork with cloud infrastructure, CI/CD pipelines and modern DevOps tooling\n\nParticipate in planning, design reviews and cross-team collaboration\n\nWhat you'll bring:\nBS in Computer Science or equivalent field with a programming background\n\nAt least 4+ years of experience building scalable and available web services.\n\nStrong experience working with at least one of the Object-oriented Programming Languages, like Python, Django, and React.js, would be required\n\nExpertise in APIs (REST / GraphQL), general web backend design principles, relational databases (MySQL / Postgres), streaming pipelines, pub-sub systems, and indexing systems\n\nWrite clean and maintainable code\n\nDesign and implement complex systems including communication between several services (pub-sub paradigm, microservices architecture)\n\nManage service reliability, including any cloud operations work (AWS, Google Cloud)\n\nExperience with Redis, Kafka, RabbitMQ, ActiveMQ, or similar tools/technologies will be highly preferred\n\nExperience building SaaS product offerings will be a huge advantage.\n\nWhy join us:\nWe are creating an entirely new category within a 180+ billion-dollar physical security industry and looking for team members who are also passionate about our mission to prevent every security incident possible\n\nWe partner with an incredible customer roster of F500 companies, including Adobe, TikTok, Gap and SentinelOne\n\nRegular Full-time employees receive stock options for the opportunity to share ownership in the success of our company\n\nComprehensive health + welfare package (Medical, Dental, Vision, Life, EAP, Legal Services, 401k plan)\n\nWe offer flexible time off to rest and recharge, including Winter Break (time off between Christmas and New Year’s for most roles, depending on customer demand)\n\nThe latest tech and awesome swag will be delivered to your door\n\nEnjoy a full range of opportunities to connect with your awesome co-workers\n\nWe love tohike, are foodies, and love music! Check out our most recentAmbient Spotify Playlist\n\nWe’ve found that in-person time meaningfully supports collaboration, creativity, and team alignment. Our talent, engineering, product, design, and marketing teams work from our Redwood City office three days a week. All other Bay Area employees join on Fridays to stay connected and close out the week together.\nReady to learn more? Connect with us onLinkedIn | YouTube\nAmbient.ai is proud to be an Equal Opportunity Employer. Ambient does not unlawfully discriminate on the basis of race, color, religion, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity, gender expression, national origin, ancestry citizenship, age, physical or mental disability, legally protected medical condition, family care status, military or veteran status, marital status, registered domestic partner status, sexual orientation, genetic information, or any other basis protected by local, state, or federal laws. 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