{"schemaVersion":"jobsearcher.job.v1","id":"ff3658e13ca1ee9b45b4d76b","url":"https://jobsearcher.com/jobs/ff3658e13ca1ee9b45b4d76b","canonicalUrl":"https://jobsearcher.com/jobs/ff3658e13ca1ee9b45b4d76b","title":"Senior Fullstack Engineer, AI Observability & Evals","description":"LangChain is seeking a Senior Fullstack Engineer for LangSmith, our observability and evals platform. You will shape the technical direction across Go, Python, and TypeScript while collaborating with enterprise customers, developers, and internal stakeholders.\r\nYou will lead architecture, work with product and design teams, mentor peers, and ship clean, scalable code to support growth and performance in a data-intensive environment.#J-18808-Ljbffr","company":"Langchain","rawCompany":"langchain","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-10-14T02:11:43.480Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Fullstack Engineer, AI Observability & Evals","description":"LangChain is seeking a Senior Fullstack Engineer for LangSmith, our observability and evals platform. You will shape the technical direction across Go, Python, and TypeScript while collaborating with enterprise customers, developers, and internal stakeholders.\r\nYou will lead architecture, work with product and design teams, mentor peers, and ship clean, scalable code to support growth and performance in a data-intensive environment.#J-18808-Ljbffr","datePosted":"2026-10-14T02:11:43.480Z","dateModified":"2026-10-14T02:11:43.480Z","hiringOrganization":{"@type":"Organization","name":"Langchain","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"ff3658e13ca1ee9b45b4d76b"},"url":"https://jobsearcher.com/jobs/ff3658e13ca1ee9b45b4d76b"}}