Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

All categories Arquitetura Automação Backend Carreira DevOps Eletrônica Engenharia Frontend Hardware IA Negócios Produtividade Redes

BackendArquitetura•5 min

Idempotency and Retries in Webhooks: Handling Duplicate Events

Learn how to build deduplication keys and guarantee at-least-once delivery in webhooks. Find out what to do when partners trigger the same event twice.

BackendDevOps•8 min

Effective SLOs and Alerts for Node.js Services: Managing Errors and Latency with Error Budget

Learn to build meaningful SLOs for Node.js services, monitoring error rates and latency in a way that avoids false positives. Discover how to use error budgets for smarter engineering decisions and trigger alerts only when they truly impact user experience.

BackendArquitetura•2 min

PostgreSQL Performance Optimization: Indexing and Partitioning Strategies for Scale

Large-scale relational databases demand smart approaches to maintain performance. Explore how effective indexing and data partitioning in PostgreSQL can accelerate queries and simplify the management of terabytes of information, from fundamentals to practical implementation.

ArquiteturaBackend•8 min

Event-Driven Architecture in Practice: Kafka vs RabbitMQ vs Redis Streams for Enterprise Asynchronous Messaging

Event-Driven Architecture (EDA) is vital for modern distributed systems, enabling decoupling and scalability. This article compares the capabilities and ideal scenarios of Kafka, RabbitMQ, and Redis Streams, assisting in choosing the best asynchronous messaging solution for corporate needs.

BackendDevOps•2 min

Chaos Engineering for Message Pipelines with Apache Kafka

Learn how to apply Chaos Engineering principles to test the resilience of your Apache Kafka data flows. Master techniques for simulating real-world failures and building robust systems.

BackendDevOps•4 min

Mutation Testing in Critical Systems: Real Validation of Test Coverage

Learn how mutation testing goes beyond the illusion of traditional code coverage metrics, injecting intentional faults to validate the robustness of critical systems in practice.

BackendArquitetura•5 min

Building Messaging Systems with Adaptive Backpressure in Go

Learn how to design resilient messaging systems in Go using adaptive backpressure to control data flow and prevent crashes caused by system overload.

BackendArquitetura•3 min

Legacy Code Refactoring: Interface Extraction and Regression Monitoring

Learn how to safely rescue legacy systems using interface extraction techniques to isolate dependencies and continuous regression monitoring to ensure stability.

BackendArquitetura•4 min

Low Latency System Design Based on Clean Architecture and Domain-Driven Design

Learn how to combine the rigor of Domain-Driven Design and Clean Architecture with extreme low-latency requirements in modern backend systems, balancing maintainability and performance.

BackendArquitetura•5 min

Distributed Transaction Processing with Two-Phase Commit in High-Availability NoSQL Databases

Learn how to coordinate data saved across multiple servers using the Two-Phase Commit protocol in highly available NoSQL databases.