Basics • February 17, 2023 • 4 min read
Message Brokers — An Introduction
What message brokers are, why distributed systems need them, and how to choose between Kafka, RabbitMQ, NATS, and friends for your use case.
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Basics
Basics • November 14, 2022 • 5 min read
Spring Boot Essentials — What Actually Matters
The parts of Spring Boot you'll use on every project, the parts you'll almost never touch, and the mental model that separates the two.
Basics • August 5, 2022 • 5 min read
Dependency Injection in Java — What It Is, What It Isn't
The idea behind DI demystified — why it's the foundation of every modern Java framework, how it compares to alternatives, and the pitfalls that make teams hate it.
Basics • May 18, 2022 • 5 min read
API-First Development with OpenAPI
Writing the contract before the code — why it changes how teams collaborate, how it catches bugs early, and the tooling that makes it painless in Java projects.
Basics • February 10, 2022 • 4 min read
REST vs gRPC — Choosing the Right One
A practical comparison of REST and gRPC for inter-service communication. When each wins, the real trade-offs, and how most production systems end up using both.
Basics • November 22, 2021 • 5 min read
Distributed Systems From Scratch — The Mental Model
The essential ideas behind distributed systems, explained without the PhD jargon. What breaks when you cross a process boundary, and the patterns that exist to handle it.