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Research Engineer, Post-Training (All Industry Levels)

Character.AI · Posted August 22, 2026

Redwood City or New York City Full-Time Product $225,000 - $400,000 USD· High
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This role is fully remote but the employer can only hire in Redwood City or New York City. Make sure you're eligible to work there before applying. See work-from-anywhere jobs →

About this role

About the role and team Joining us as a Research Engineer on the Post-Training team, you'll be diving into the exciting world of fine-tuning AI models, optimizing their performance, and ensuring they

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