Mirrai Careers

Research Engineer (Reinforcement Learning)

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North America Remote Full-time$135k–$300k / year Posted 30+ days ago
Market rate. This role pays around the $198k median for similar USD roles (247 comparable postings in our corpus).
WHAT YOU'LL DO * Build the environments and verifiers our models train against * Own the synthetic data pipeline, from generation through the quality gates * Run training experiments end to end, and explain what moved the model * Build the evaluations a release has to clear * Choose and adapt open-weight base models for our tasks * Make trained behavior hold up for voice and text agents alike * Ship models into production and keep improving them on real usage WHO YOU ARE * A strong Python engineer * Have carried a model from raw data through to production * Treat data as the…

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