Luis Héctor Chávez is the Lead Platform Engineer at Replit, pushing the boundary of what online coding environments can do. In a previous life, he made it possible to run Android applications in Chrome OS. Known to enjoy riding bicycles.
- Apr 20, 2026Defense in Depth: How Replit Secures Every Layer of the Vibe Coding Stack
- Dec 17, 2025Inside Replit’s Snapshot Engine: The Tech Making AI Agents Safe
- Nov 26, 2024So you suspect you have a memory leak...
- Mar 18, 2024More Reliable Connections to Your Repls
- Dec 21, 2023Dec 12 Incident Update: Secrets and repl.co Static Hosting Unavailable
- Oct 4, 2023Sep 29 Incident Update: Read-Only Repls
- Sep 18, 2023AI Agent Code Execution API
- Jul 19, 2023Replit Storage: The Next Generation
- May 19, 2023May 18 Replit downtime
- Apr 3, 2023April 2 Potential GitHub Credentials Exposure
- Sep 23, 2022Worldwide Repls, part 2: Load balancing for fun (although not quite profit)
- Sep 20, 2022Productizing Large Language Models
- Jul 8, 2022Worldwide Repls, part 1: The Control Plane
- Mar 16, 2022Escaping Dirty Pipe (a.k.a. CVE-2022-0847), mostly unscathed
- Feb 11, 2022Announcing File Persistence in Hosted Apps… for Everyone!
- Feb 4, 2022Making new Python repls 100x faster to start up
- Nov 11, 2021Announcing File Persistence in Hosted Apps for Hackers
- Sep 10, 2021Data Loss: a sad tale with a happy ending
- Jul 2, 2021Multiplayer Debugging Experience for Python, Node.js, Java, and C/C++
- Apr 23, 2021Debug, Debugger, Debuggest!—A new Collaborative Comprehension Experience
- Apr 8, 2021Introducing system audio
- Apr 7, 2021Securing your graphic repls
- Mar 26, 2021Welcome to the Wonderful World of Clusters
- Mar 19, 2021Introducing the Python package cache
- Jan 15, 2021Native Graphics Love ❤️