Christopher
Schleiden

Software engineer at GitHub, building AI developer tools. Originally from Cologne, now in the Pacific Northwest — when not coding, probably on a mountain somewhere.

Writing All posts →
Nov 2024 Emacs keybindings on macOS TIL → Nov 2024 Improved tracing for go-workflows go-workflows → Jan 2023 Effective Workflow GitHub CLI extension GitHub → May 2022 go-workflows: Durable Workflows in Go /2 go → Apr 2022 Simple task queue with Redis Streams go → Mar 2022 go-workflows: Experiments with Go Generics go →
Projects View all →

Work

GitHub Actions

CI/CD and automation platform built into GitHub. Helped launch and scale from zero to millions of workflows per day.
GitHub Models

Playground and API bringing industry-leading AI models to 100M+ developers on GitHub — experiment, compare, and deploy from playground to production.

Side projects

go-workflows 0

Embedded durable workflows for Go, similar to DTFx, Cadence, and Temporal.

GoMySQLRedis
VS Code GitHub Actions 0

Unofficial extension to view GitHub Actions workflows and runs in VS Code.

TypeScriptVS Code
GitHub Actions Hero 0

Interactive tutorial and visualizer for GitHub Actions workflows.

TypeScriptReact
Impera

Free browser game inspired by the "world domination" board game.

C#React
About More →

I'm a Staff Software Engineer at GitHub, where I'm building AI developer tools. I care deeply about developer experience and building tools that get out of your way. Originally from Cologne, now somewhere in the PNW chasing summit views.

2019 → now
Staff Software Engineer
GitHub · AI Developer Tools
Currently building AI developer tools. Helped launch and scale GitHub Actions, worked on GitHub Models, and contributed to Copilot.
2011 → 2019
Consultant → Principal Engineering Manager
Microsoft · Cologne, Germany → Redmond, US
2009 → 2011
Computer Science
RWTH Aachen University · Germany