Machine Learning Engineer

About the Role:We're seeking experienced Machine Learning Engineers and Software Engineers with ML experience to design and build high-quality RL training environments for LLM agents. As an RL Environment Engineer, you'll create diverse machine learning tasks that challenge and improve language models, working with minimal supervision to deliver consistent, quality outputs.What You'll Do:Design and build tasks for machine learning domains that target specific language models and difficulty distributionsIterate rapidly on task designs based on customer feedback, with 24-hour turnaround timesCreate diverse, challenging scenarios that test language model capabilities and expose their limitationsHit the ground running with minimal onboarding timeWhat We're Looking For:Strong machine learning background through coursework, previous work experience, or personal projectsPython fluency: you write clean, efficient Python code regularlyHeavy LLM user who understands current model capabilities and failure modes through daily hands-on experienceSelf-directed and creative. You can generate novel ML task ideas in your domain without constant guidanceHigh responsibility and integrity. You deliver quality work consistently and meet deadlinesAvailability overlap with PST 9am-5pm (minimum 3 hours required)Work Details:Location: RemoteType: ContractorTime Commitment: 40 hours a week. Must have at least 3 hours of overlap with PST business hours (9am-5pm)

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