{"schemaVersion":"jobsearcher.job.v1","id":"280e447a5affb30da809b7a5","url":"https://jobsearcher.com/jobs/280e447a5affb30da809b7a5","canonicalUrl":"https://jobsearcher.com/jobs/280e447a5affb30da809b7a5","title":"Founding Senior Full-Stack Engineer, React/TS – SF Onsite","description":"Mission.dev is seeking a Senior Founding Full Stack Engineer in San Francisco to design and build the core AI voice agent platform. You will own frontend performance and backend orchestration, from prompt engineering to telephony integrations, delivering features for enterprise customers.\r\nYou’ll collaborate directly with founders, drive the full development lifecycle, and contribute to production deployments in a high-ownership, fast-paced environment.#J-18808-Ljbffr","company":"Missiondev","rawCompany":"missiondev","city":"Millbrae","state":"CA","isRemote":false,"isActive":true,"createdAt":"2026-11-04T03:16:31.140Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Founding Senior Full-Stack Engineer, React/TS – SF Onsite","description":"Mission.dev is seeking a Senior Founding Full Stack Engineer in San Francisco to design and build the core AI voice agent platform. You will own frontend performance and backend orchestration, from prompt engineering to telephony integrations, delivering features for enterprise customers.\r\nYou’ll collaborate directly with founders, drive the full development lifecycle, and contribute to production deployments in a high-ownership, fast-paced environment.#J-18808-Ljbffr","datePosted":"2026-11-04T03:16:31.140Z","dateModified":"2026-11-04T03:16:31.140Z","hiringOrganization":{"@type":"Organization","name":"Missiondev","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"280e447a5affb30da809b7a5"},"url":"https://jobsearcher.com/jobs/280e447a5affb30da809b7a5"}}