Former xAI Engineer Departs After Year on Post-Training Scaling

shi_weiyan · x · 2026-08-30

A former xAI engineer, @zdhnarsil, announced their departure, reflecting on an intense and rewarding year working on scaling post-training for frontier models. The work focused on critical challenges such as training stability, big runs, and scaling efficiency. They also praised the team's operational culture of moving fast and diving deep to solve issues.

Related event: Former xAI Engineer Departs, Reflects on a Year Scaling Frontier Model Post-Training(2 posts)→

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