Blog Engineering

How we build Pulumi: deep technical dives into the engineering behind the platform.

Engineering

Self-driving infrastructure with Pulumi and Jev

GeoDeploy pairs TypeSafe Jev's confidence-scored decisions with the Pulumi Automation API to place and scale Kubernetes across AWS, Azure, and Google Cloud.

Peter Yoakum Sep 28, 2026 9 min read

Engineering

Route every Claude Code message to the right model with Jev

jev-router asks Jev, a System One model, which Claude model each Claude Code message needs, and routes it there for a fraction of a cent.

Engin Diri Sep 28, 2026 9 min read

Engineering

AI agents need continuity, not just context

Why reliable AI agents need workspace recovery, and how Pulumi Neo uses Kopia-backed snapshots to restore context, files, and in-progress work.

Derek Schaller Sep 25, 2026 15 min read

Engineering

Compatibility Testing Pulumi HCL

How we test that Pulumi HCL is an OpenTofu compatible HCL runtime.

Ian Wahbe Aug 14, 2026 6 min read

Engineering

Emulating Terraform on Pulumi's Engine

How we map Terraform's data model onto Pulumi's execution semantics to seamlessly run your Terraform modules against the Pulumi engine.

Ian Wahbe Aug 4, 2026 11 min read

Engineering

How We Eliminated Long-Lived CI Secrets Across 70+ Repos

Learn how Pulumi eliminated static CI secrets across 70+ repos using Pulumi ESC and OIDC, reducing supply chain attack risk with short-lived credentials.