Tag: microservices

Never Lose a Message Again: Automating SQS DLQ Redrives to Prevent Data Loss

PBKN June 22, 2025

Amazon SQS is essential for message queuing but poses a risk of data loss if messages fail and remain in a Dead Letter Queue (DLQ) past the 14-day retention. Here's a serverless solution that automatically redrives aging messages from DLQs …

Understanding Push vs. Pull in AWS Event-Driven Architecture

PBKN January 26, 2025

Curious about push and pull in AWS’s Event-Driven Architecture? This post unravels how SNS, SQS, and Event Source Mapping power decoupled serverless solutions, while bridging push- and pull-based models. Learn how to fine-tune concurrency, handle scaling, and profit from EDA …

AWS Cloud Map: Your Secret Weapon for Zero-Downtime API Upgrades (Even When Serverless!)

PBKN July 8, 2024

Are you tired of juggling inter-dependent API upgrades across departments without causing downtime? Frustrated with the hefty bills from Route 53 network calls? Or maybe you're pulling your hair out over changing API URLs in countless codebases? Enter AWS Cloud …