edjgeek
developer · speaker · tinkerer
Latest Posts
-
Baking a Fast Lambda MicroVM: Lessons Learned in the Trenches
A fresh MicroVM took ~26 seconds from run-hook to a mounted home directory. Getting it to ~11s taught me that on snapshot-booted compute, cold start is mostly first-touch disk I/O, and the fix is tmpfs.
-
Lambda MicroVMs + S3 Files: My Claude Code Sandbox for iPad
A walkthrough of building a browser-based Claude Code shell that runs in an AWS Lambda MicroVM with a persistent S3 Files home. Signed in with Cognito, deployed with SAM.
-
From 9 Tiles to 900: Scaling Computer Vision Pipelines
Computer vision pipelines are scale problems disguised as orchestration problems. You can solve both with a single function.
-
Deploy FastAPI to AWS in 60 Seconds
Deploy a standard FastAPI app to AWS Lambda serverlessly in two commands using Lambda Web Adapter. No Docker. No handler code. No code changes.
-
200,000 MCP Servers Are Exposed. Here's Why Serverless Is Safer.
MCP's most popular transport has no authentication. AWS serverless removes the conditions that make that dangerous.
-
Cold Starts Are Dead
Lambda cold starts in 2026 are 200-400ms for Python, sub-100ms for Go and Rust, and 90-140ms for Java with SnapStart. The data says the argument is over.