Character.AI - Technical Staff - ML - Redwood City, CA

• Principal Research Engineer, Post-Training FullTime posted 2026-06-22 apply
• Research Engineer, Multimodal FullTime remote posted 2026-03-06 apply
• Research Engineer, AI Safety & Alignment FullTime remote posted 2025-10-03 apply
• Machine Learning Infrastructure Engineer FullTime remote posted 2025-04-24 apply