Eight Bugs, Eight Tests: Testing a Hexagonal Python Service on AWS
22 min read
Fakes, contract tests, moto, real DynamoDB, architecture rules, E2E through API Gateway and a load test. One bug per level, and why the level before misses it.
Posts tagged python
5 posts· All tags
Serverless Python Microservices on AWS: My Reference Architecture
19 min read
Repos, uv packages, Lambdaliths, Cognito, events and CDK stacks: my serverless AWS setup for Python microservices and the problems behind each decision.
Enforcing Python Architecture Rules with PyTestArch
10 min read
Stop relying on code review to catch architectural drift. Use PyTestArch to turn your architecture rules into pytest tests that run in CI.
AWS Lambda Packaging with Python and uv: Share Code, Skip the Layers
16 min read
How to share your own Python code across Lambda functions using uv local packages and CDK — a simpler alternative to Lambda Layers.