Netflix Conductor 4.0: Scaling Workflows to 30,000 Tasks with Asynchronous Evaluation
Data Engineering

Netflix Conductor 4.0: Scaling Workflows to 30,000 Tasks with Asynchronous Evaluation

Netflix redesigned Conductor’s workflow engine by separating task records from workflow metadata, moving evaluation off the request path, and using Timestone for ordered asynchronous processing. The company reports support for workflows of up to 30,000 tasks and roughly 40% lower p99 evaluation latency.

Oct 28, 2026 · 16 min read