{"schemaVersion":"jobsearcher.job.v1","id":"7f5fd96b71f351f68e186353","url":"https://jobsearcher.com/jobs/7f5fd96b71f351f68e186353","canonicalUrl":"https://jobsearcher.com/jobs/7f5fd96b71f351f68e186353","title":"Remote Senior ML Engineer - AI Data Trainer","description":"Senior Machine Learning Engineer – AI Data Trainer\r\nLocation: Remote\r\nAbout The Job At Alignerr, we partner with the world's leading AI research teams and labs to build and train cutting-edge AI models.\r\nThis project is about capturing how an LLM reasons and takes actions step by step to solve real tasks. Annotators write clear, structured traces that show planning, tool use, and decision making, creating data that trains models to reason more reliably in real world scenarios.\r\nOrganization : Alignerr Position : Senior Machine Learning Engineer – AI Data Trainer Type : Hourly Contract Compensation : $60–$80 /hour Location : Remote Commitment : 10–40 hours/week\r\nWhat You'll Do\r\nLead the authorship of complex, high-fidelity reasoning traces for sophisticated technical tasks.\r\nMentor and review structured traces to ensure optimal planning and tool-use documentation.\r\nDesign data strategies that help LLMs navigate intricate real-world decision-making scenarios.\r\nRequirements\r\nSignificant experience in Machine Learning or related technical fields, with a focus on model reasoning.\r\nProven ability to decompose complex problems into clear, logical, and documented steps.\r\nExperience with advanced LLM evaluation and training methodologies.\r\nPreferred\r\nPrior experience with data annotation, data quality, or evaluation systems.\r\nTop-tier Kaggle competition results (e.g., Grandmaster/Master level), demonstrating a deep understanding of model performance and feature engineering.\r\nWhy Join Us\r\nCompetitive pay and flexible remote work.\r\nCollaborate with a team working on cutting-edge AI projects.\r\nExposure to advanced LLMs and how they're trained.\r\nFreelance perks: autonomy, flexibility, and global collaboration.\r\nPotential for contract extension.\r\nApplication Process (Takes 15-20 min)\r\nSubmit your resume\r\nComplete a short screening\r\nProject matching and onboarding\r\nPS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.\r\nJ-18808-Ljbffr","company":"Alignerr","rawCompany":"alignerr","city":"Millbrae","state":"CA","isRemote":true,"isActive":false,"createdAt":"2026-04-09T15:32:40.331Z","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":"541990","title":"All Other Professional, Scientific, and Technical Services","slug":"all-other-professional-scientific-and-technical-services"},{"code":"541690","title":"Other Scientific and Technical Consulting Services","slug":"other-scientific-and-technical-consulting-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Remote Senior ML Engineer - AI Data Trainer","description":"Senior Machine Learning Engineer – AI Data Trainer\r\nLocation: Remote\r\nAbout The Job At Alignerr, we partner with the world's leading AI research teams and labs to build and train cutting-edge AI models.\r\nThis project is about capturing how an LLM reasons and takes actions step by step to solve real tasks. Annotators write clear, structured traces that show planning, tool use, and decision making, creating data that trains models to reason more reliably in real world scenarios.\r\nOrganization : Alignerr Position : Senior Machine Learning Engineer – AI Data Trainer Type : Hourly Contract Compensation : $60–$80 /hour Location : Remote Commitment : 10–40 hours/week\r\nWhat You'll Do\r\nLead the authorship of complex, high-fidelity reasoning traces for sophisticated technical tasks.\r\nMentor and review structured traces to ensure optimal planning and tool-use documentation.\r\nDesign data strategies that help LLMs navigate intricate real-world decision-making scenarios.\r\nRequirements\r\nSignificant experience in Machine Learning or related technical fields, with a focus on model reasoning.\r\nProven ability to decompose complex problems into clear, logical, and documented steps.\r\nExperience with advanced LLM evaluation and training methodologies.\r\nPreferred\r\nPrior experience with data annotation, data quality, or evaluation systems.\r\nTop-tier Kaggle competition results (e.g., Grandmaster/Master level), demonstrating a deep understanding of model performance and feature engineering.\r\nWhy Join Us\r\nCompetitive pay and flexible remote work.\r\nCollaborate with a team working on cutting-edge AI projects.\r\nExposure to advanced LLMs and how they're trained.\r\nFreelance perks: autonomy, flexibility, and global collaboration.\r\nPotential for contract extension.\r\nApplication Process (Takes 15-20 min)\r\nSubmit your resume\r\nComplete a short screening\r\nProject matching and onboarding\r\nPS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.\r\nJ-18808-Ljbffr","datePosted":"2026-04-09T15:32:40.331Z","dateModified":"2026-04-09T15:32:40.331Z","hiringOrganization":{"@type":"Organization","name":"Alignerr","sameAs":"https://jobsearcher.com"},"jobLocationType":"TELECOMMUTE","applicantLocationRequirements":{"@type":"Country","name":"US"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"7f5fd96b71f351f68e186353"},"url":"https://jobsearcher.com/jobs/7f5fd96b71f351f68e186353"}}