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GitLab's New Rate Limits: What to Fix Before Oct 19
GitLab is capping unauthenticated API calls at 60 an hour starting October 19, and the preview windows land before most teams will have noticed.
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When to Use a Message Queue (and When Not To)
A practical guide to the signals that justify a message queue, the costs it adds, and a checklist for deciding.
Dead-Letter Queues: Handling Messages That Won't Process
A practical guide to dead-letter queues, the pattern that isolates poison messages so one bad payload can't stall your whole pipeline.
Exactly-Once Delivery: Myth, Reality, and What to Do Instead
Exactly-once network delivery is impossible, but exactly-once processing is achievable through at-least-once delivery plus idempotent consumers.
Pub/Sub Explained: How Publish-Subscribe Messaging Works
A practical guide to publish-subscribe messaging, covering topics, fan-out, delivery guarantees, durable subscriptions, and the real systems that power it.
Message Queue Patterns Every Backend Engineer Should Know
A practical tour of the message queue patterns that keep distributed backends decoupled, resilient, and able to survive traffic spikes.
Event-Driven Architecture — The Complete Guide
Synchronous calls couple your services together and fail together. Events let systems react instead of ask. This is the map: the patterns, the messaging tools, and the delivery guarantees that make it work.
Kafka vs RabbitMQ: How to Choose in 2026
Kafka and RabbitMQ both move messages, but they solve different problems, and picking the wrong one shows up in your on-call rotation later.
API Design Best Practices — The Complete Guide
A good API is a promise you can keep for years. This is the map: the conventions, the protocols, and the details that make an API pleasant to use and safe to change.
API Pagination: Offset vs Cursor (and When to Use Each)
Offset pagination is easy until your dataset grows or shifts under load; here's why cursor pagination wins for large, changing, and public APIs.
API Rate Limiting: Algorithms and How to Implement It
A practitioner's guide to rate limiting algorithms, where to enforce them, and how to make them work across many instances with Redis.
API Versioning Strategies (and How to Avoid Breaking Clients)
A practical look at REST and GraphQL versioning, breaking changes, deprecation policy, and the pragmatic default we actually reach for.
GraphQL vs REST: When to Use Each in 2026
A practical guide to choosing between GraphQL and REST based on how your clients fetch data, cache, and evolve over time.