A Practical Guide to CQRS and Event Sourcing
This guide explains CQRS and Event Sourcing in terms of domain boundaries, projections, consistency tradeoffs, snapshots, and operational complexity.
Architecture
This group clusters posts that are best read together inside the Backend category, so the learning path feels more intentional.
This group currently contains 7 posts.
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Best first read in this group
A Practical Guide to CQRS and Event Sourcing
This guide explains CQRS and Event Sourcing in terms of domain boundaries, projections, consistency tradeoffs, snapshots, and operational complexity.
Group Archive
All posts in this group
Backend Learning Path: Beginner to Advanced
A structured backend roadmap covering API fundamentals, reliability patterns, and distributed architecture in a practical learning order.
Saga Orchestration vs Choreography in Real Systems
How to choose between orchestrated and event-driven sagas when distributed workflows become hard to reason about.
Implementing Circuit Breakers and Failure Isolation with Resilience4j
This guide explains how to use Circuit Breaker, Retry, TimeLimiter, and Bulkhead as an operational strategy for failure isolation in Spring Boot services.
Designing Distributed Transactions with Outbox, Inbox, and Idempotency
This guide covers Outbox, Inbox, idempotency, retries, ordering, and observability as the practical foundation for distributed consistency without defaulting to 2PC.
Implementing Event-Driven Architecture with Apache Kafka
This guide covers event contracts, partition meaning, idempotency, replay, DLT, and operational metrics when using Kafka as a foundation for event-driven design.
Core MSA Patterns: API Gateway, Circuit Breaker, and Event-Driven Design
A production-focused guide to microservice architecture. Learn when service boundaries pay off, how gateway and async patterns change failure modes, and what makes MSA sustainable beyond diagrams.