{"schemaVersion":"jobsearcher.job.v1","id":"e0b984fb84f4b577a122644e","url":"https://jobsearcher.com/jobs/e0b984fb84f4b577a122644e","canonicalUrl":"https://jobsearcher.com/jobs/e0b984fb84f4b577a122644e","title":"Post-Training RL Systems Engineer","description":"Magic is seeking a Software Engineer for the RL Research & Environments team to design and operate data, evaluation, and environment systems that improve model capabilities after pre-training.\nYou will focus on post-training: identifying capability gaps, building targeted datasets, designing reward signals, and running iterative training loops that measurably improve user-facing behavior. The role emphasizes infrastructure and experimental workflows for scalable RL.\n\n#J-18808-Ljbffr","company":"Magic","rawCompany":"magic","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-10-08T04:05:58.224Z","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":"15-1221.00","title":"Computer and Information Research Scientists","slug":"computer-and-information-research-scientists"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Post-Training RL Systems Engineer","description":"Magic is seeking a Software Engineer for the RL Research & Environments team to design and operate data, evaluation, and environment systems that improve model capabilities after pre-training.\nYou will focus on post-training: identifying capability gaps, building targeted datasets, designing reward signals, and running iterative training loops that measurably improve user-facing behavior. The role emphasizes infrastructure and experimental workflows for scalable RL.\n\n#J-18808-Ljbffr","datePosted":"2026-10-08T04:05:58.224Z","dateModified":"2026-10-08T04:05:58.224Z","hiringOrganization":{"@type":"Organization","name":"Magic","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"e0b984fb84f4b577a122644e"},"url":"https://jobsearcher.com/jobs/e0b984fb84f4b577a122644e"}}