Cloudless Log

From pure Bash to optimized runtime layers: how systematic experimentation led to the perfect architecture for shell-based Lambda functions

Real-world benchmarking reveals surprising Lambda performance insights: when container images beat ZIP packages and why raw TCP sockets halve cold start times

How to run your Lambda functions locally in an environment identical to AWS using Docker and the Lambda Runtime Interface Emulator

A reusable Terraform foundation for consistent tagging, environments, and shared context across modules.

Sometimes you just want to see what's happening without opening another browser tab.

How a simple browser automation project revealed the need for a direct API Gateway to SNS proxy module

Deep dive into Lambda runtime performance showing when shell's 20ms overhead becomes negligible and cold start performance dominates

Two focused Terraform modules that make event analytics almost trivial - from thousands of automation events to actionable dashboards

Learn how to set up cross-account OpenSearch snapshots using Terraform and CloudPosse modules for robust data migration and backup strategies.

How we solved the browser automation performance problem with intelligent tier routing and achieved 10x performance improvements

How a well-crafted Makefile transforms Lambda development from a collection of manual steps into a seamless, parameterized workflow

Building a production-ready serverless image processing pipeline using shell scripts, AWS Lambda, and S3 event triggers - achieving 87% memory efficiency and sub-200ms cold starts.

The story behind QM4IL - why we built our own email API when MailSlurp became too expensive for our booking bots

Real serverless performance comparison: shell scripts vs Node.js in AWS Lambda. 50% faster response times, 75% less memory, 90% faster cold starts.

How turning your router into an API unlocks voice-controlled networking

The foundational mechanics of turning local code into remote execution

Complete guide: bash script to production API with AWS Lambda. Authentication, monitoring, and scaling included - no frameworks required.

How I turned my router's web interface into a REST API using nothing but shell scripts and Lambda layers

How to choose the right level of complexity for your serverless functions

Why the most boring solution is often the most powerful

How choosing the 'wrong' tool gave me 2x performance and 90% less memory usage

The cloudless computing approach: shell-first infrastructure, composable tools, and local development that scales to production.

Building infrastructure like Lego blocks - each piece does one thing well

Pre-built Lambda layers with statically-linked binaries for shell-based functions

Production-ready AWS Lambda custom runtime for shell scripts. 90% faster cold starts, 75% smaller images than Node.js runtime.

Learn terraform module design patterns for reusable, composable infrastructure. Real examples from production systems.

5 minutes from idea to production API - removing friction between having an idea and seeing it work in production

Why treating cloud services like utilities changes everything

The full ql48 evolution story

How lambda-shell-runtime is 75% smaller than official runtimes

Complete guide to AWS Lambda cold start optimization using custom runtimes. Real benchmarks showing 90% improvement over standard runtimes.

Comparing serverless frameworks vs shell-first approach. Performance benchmarks, cost analysis, and developer experience comparison.

How working with black boxes teaches clean boundaries, and why chaos forces disciplined design

How ECS Task Protection enables zero-downtime deployments and prevents message loss