End-to-end ETL pipeline extracting insurance claims data from PostgreSQL (Supabase), validating data quality, and delivering a clean 20k-row dataset for analysis. Built in Python with custom Transformer and Validator classes

Grab quick info from common environment variables (NODE_ENV, LOG_LEVEL, etc.). Convenience methods.

Environment variable binder with type safety and validation.

WSL development environment configuration - dotfiles, shell scripts, and setup automation for Windows Subsystem for Linux

Customise Linux/Windows Operating Environment

Version-controlled dev/test/prod configuration source consumed by Config Server for runtime service settings.