Posts

All the articles I've posted.

• When Your Saga Rollback Succeeds and Your Users Lose Money

  Posted on:April 19, 2026 |  at 06:03 PM

  A race condition between saga rollback and downstream service processing that silently freezes user funds

• Case Study. Application-Level Deadlocks

  Posted on:August 9, 2025 |  at 06:42 AM

  Case study of how I debugged service freezes while querying the database pool

• Common Prometheus Pitfalls in Node.js Applications and How to Avoid Them

  Posted on:July 13, 2025 |  at 03:35 PM

  Avoid Prometheus pitfalls in Node.js with this guide on monitoring Event Loop Utilization, managing metric cardinality, and handling gauge errors.

• Avoiding the Repository-Gateway Confusion Trap

  Posted on:May 24, 2025 |  at 10:22 AM

  Explore why this confusion happens, its consequences, and how to design clear, maintainable data access layers for each category.