event-driven

4 posts

Multi-Account AWS Architecture: Building Event-Driven Systems for 10x Traffic Growth

Learn multi-account AWS architecture through "QuickGrocer's" migration from single-account monolith to event-driven systems during explosive growth. Explore patterns, challenges, and architectural decisions in distributed systems.

Death of the Factory Pattern: How We Eliminated 40% of Our Node.js Code with Pure Functions

After removing all factories, services, and dependency injection from our Node.js microservices, we shipped 3x faster with 65% fewer bugs. Here's why functions beat classes for event-driven architectures.

Cloud Computing

May 4, 2025

event-driven

functional-programming

lambda

From 500K LOC Monoliths to Functions: The $2.3M Architecture Evolution That Saved My Sanity

How we evolved from a nightmare 500K line Node.js MVC monolith to event-driven serverless functions, cutting costs by 65% and deploy times from 45 minutes to 2 minutes. Real numbers, real failures, real solutions.

Dead Letter Queue Strategies: Production-Ready Patterns for Resilient Event-Driven Systems

Comprehensive guide to DLQ strategies, monitoring, and recovery patterns. Real production insights on circuit breakers, exponential backoff, ML-based recovery, and anti-patterns to avoid.