{"schemaVersion":"jobsearcher.job.v1","id":"1f8f7d7fd53dca8e5259cf9e","url":"https://jobsearcher.com/jobs/1f8f7d7fd53dca8e5259cf9e","canonicalUrl":"https://jobsearcher.com/jobs/1f8f7d7fd53dca8e5259cf9e","title":"Environment Engineer – AI Data Startup","description":"You build data pipelines yourself and you love digging into individual examples. Turn real expert work into training environments for frontier AI.\n\nAn early-stage San Francisco startup converts real professional work, such as an engineering drawing and its 3D model, into reinforcement-learning tasks and evaluations for frontier AI labs and enterprises. It starts with engineering and life sciences, already runs at an eight-figure revenue rate, and works with several of the leading labs. The team is six people today and heading to about fifteen by year end.\n\nThey're hiring 2 engineers for this team.\n\nWhat you'll own\n\nPipelines that turn raw professional work into RL tasks and evals\nDataset definitions, worked out together with lab researchers\nQuality checks and graders, designed with domain experts\nSpotting ambiguous tasks and tasks a model could game, before they ship\n\nMust-haves\n\nHands-on work in data delivery, RL environments or evals at a data company, or a background in quant trading (internships included). Working at a data company in an unrelated function, like payments, doesn't qualify.\nA strong programmer who built pipelines, automation or AI applications personally, not only specified them\nAt least 1 year of experience\nAble to start soon\nWorking from the San Francisco office, 9-9-6, and happy in a startup where things shift quickly\n\nBonus points\n\nExperience with synthetic data, agents or evaluating models\nA data-quality problem you tracked down by inspecting individual examples\nSide projects you shipped on your own time\n\nWhat's in it for you\n\n$200k–$400k base + 0.1–0.5% equity\nWorking day to day with AI researchers, in a small and very strong team\nHealth, dental and vision cover, gym access, and $1,000 a month for meals\n\nGood to know\n\nFull-time, on-site in San Francisco, 9-9-6\nVisa options are limited: US citizens and green card holders, refugees or asylees, and H-1B, O-1 or TN holders can be considered, so please share your exact status\nProcess: profile review system-design interview (1 hour) open-ended coding interview (1 hour, AI tools allowed) one day on-site with a project and a short presentation offer\n\nWhen you apply, please include\n\nYour CV (PDF), your LinkedIn URL, and GitHub or a link to something you built\nAn eval, RL environment or data pipeline you built yourself, in a few sentences\nYour current location, and confirmation that on-site San Francisco works for you\nYour visa or citizenship status, and if you'll need sponsorship\nWhen you could start, your base salary expectation, and any other interview processes you're in\n\nDoes this sound like you? Apply now. If you're a match, we'll be in touch within 3 working days.\n\nRnB Consultancy | Netherlands | 3604 AB Maarssen | KvK 71489703","company":"Rnb Consultancy","rawCompany":"rnb consultancy","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-10-30T09:50:59.603Z","occupations":[{"code":"15-2051.00","title":"Data Scientists","slug":"data-scientists"},{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"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":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541690","title":"Other Scientific and Technical Consulting Services","slug":"other-scientific-and-technical-consulting-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Environment Engineer – AI Data Startup","description":"You build data pipelines yourself and you love digging into individual examples. Turn real expert work into training environments for frontier AI.\n\nAn early-stage San Francisco startup converts real professional work, such as an engineering drawing and its 3D model, into reinforcement-learning tasks and evaluations for frontier AI labs and enterprises. It starts with engineering and life sciences, already runs at an eight-figure revenue rate, and works with several of the leading labs. The team is six people today and heading to about fifteen by year end.\n\nThey're hiring 2 engineers for this team.\n\nWhat you'll own\n\nPipelines that turn raw professional work into RL tasks and evals\nDataset definitions, worked out together with lab researchers\nQuality checks and graders, designed with domain experts\nSpotting ambiguous tasks and tasks a model could game, before they ship\n\nMust-haves\n\nHands-on work in data delivery, RL environments or evals at a data company, or a background in quant trading (internships included). Working at a data company in an unrelated function, like payments, doesn't qualify.\nA strong programmer who built pipelines, automation or AI applications personally, not only specified them\nAt least 1 year of experience\nAble to start soon\nWorking from the San Francisco office, 9-9-6, and happy in a startup where things shift quickly\n\nBonus points\n\nExperience with synthetic data, agents or evaluating models\nA data-quality problem you tracked down by inspecting individual examples\nSide projects you shipped on your own time\n\nWhat's in it for you\n\n$200k–$400k base + 0.1–0.5% equity\nWorking day to day with AI researchers, in a small and very strong team\nHealth, dental and vision cover, gym access, and $1,000 a month for meals\n\nGood to know\n\nFull-time, on-site in San Francisco, 9-9-6\nVisa options are limited: US citizens and green card holders, refugees or asylees, and H-1B, O-1 or TN holders can be considered, so please share your exact status\nProcess: profile review system-design interview (1 hour) open-ended coding interview (1 hour, AI tools allowed) one day on-site with a project and a short presentation offer\n\nWhen you apply, please include\n\nYour CV (PDF), your LinkedIn URL, and GitHub or a link to something you built\nAn eval, RL environment or data pipeline you built yourself, in a few sentences\nYour current location, and confirmation that on-site San Francisco works for you\nYour visa or citizenship status, and if you'll need sponsorship\nWhen you could start, your base salary expectation, and any other interview processes you're in\n\nDoes this sound like you? Apply now. If you're a match, we'll be in touch within 3 working days.\n\nRnB Consultancy | Netherlands | 3604 AB Maarssen | KvK 71489703","datePosted":"2026-10-30T09:50:59.603Z","dateModified":"2026-10-30T09:50:59.603Z","hiringOrganization":{"@type":"Organization","name":"Rnb Consultancy","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"1f8f7d7fd53dca8e5259cf9e"},"url":"https://jobsearcher.com/jobs/1f8f7d7fd53dca8e5259cf9e"}}