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microservices

10 posts

microservices
OpenFGA vs SpiceDB vs Cerbos vs OPA vs AWS Verified Permissions: Which Authorization Platform to Choose2/2

A vendor-neutral evaluation of AWS Verified Permissions, SpiceDB, OpenFGA, Cerbos, and OPA, with architecture patterns, cost analysis, and a decision framework.

authorization · security · architecture +4

SpiceDB vs Auth0 FGA: Relationship-Based Authorization Compared1/2

A deep technical comparison of SpiceDB and Auth0 FGA (OpenFGA), two Zanzibar-inspired systems with different trade-offs in schema, consistency, deployment, and scale.

authorization · security · architecture +3

Transactional Outbox Pattern: Reliable Event Publishing in Distributed Systems

Learn how the Transactional Outbox Pattern solves the dual-write problem in distributed systems, with practical implementations using PostgreSQL, DynamoDB, and CDC tools.

distributed-systems · microservices · event-driven +5

Contract Testing with Pact - Ensuring API Compatibility in Microservices

A practical guide to consumer-driven contract testing with Pact in TypeScript microservices, catching breaking API changes before deployment.

testing · microservices · api-design +3

Saga Pattern for Distributed Transactions: Maintaining Consistency Without ACID

Implement the Saga pattern across microservices with AWS Step Functions and EventBridge, covering idempotency, compensation logic, and production patterns.

design-patterns · distributed-systems · microservices +4

OpenTelemetry Fundamentals: A Beginner's Guide to Modern Observability

A beginner's guide to OpenTelemetry covering traces, metrics, and logs with practical implementation examples, common pitfalls, and a terminology glossary.

opentelemetry · observability · monitoring +4

Building CRM Systems with Event-Driven Architecture

A practical guide to implementing customer relationship management using event sourcing, CQRS, and event-driven patterns for marketing automation and consent management

event-driven · architecture · microservices +3

Migrating from Microservices Back to a Modular Monolith

Recognizing distributed monoliths, strategic service consolidation, and the honest reality of moving back to a modular monolith when complexity grows.

microservices · architecture · distributed-systems +2

Migrating from Node.js to Go on AWS Lambda: A Practical Guide

When a Node.js to Go move on AWS Lambda pays for itself and when it does not: the decision framework, the serverless Go patterns, and the cost math behind the call.

go · nodejs · serverless +5

Multi-Account AWS Architecture: Event-Driven Systems at Scale

Multi-account AWS architecture patterns for resilient event-driven systems: account structure, EventBridge routing, and cross-service communication.

aws · eventbridge · multi-account +5