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Practical stories

Architecture Cases

Real engineering stories: migrations, modernization, data movement, test automation, and cost trade-offs under real product constraints.

MS SQL -> PostgreSQL Migration case cover
Migration Data

MS SQL -> PostgreSQL Migration

How to migrate with validation, rollback thinking, and minimal operational drama.

Test Automation in a Large Monolith case cover
Testing Reliability

Test Automation in a Large Monolith

Where backend E2E confidence actually comes from when the system is already big.

AWS Cost Optimization case cover
AWS Cost

AWS Cost Optimization

How to save 500k/year on infrastructure.

Redshift Analytics Without Overengineering case cover
Analytics Data

Redshift Analytics Without Overengineering

How to keep analytics useful without turning the platform into a second product too early.