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

ArquiteturaEngenharia•4 min

Aspect-Oriented Programming in Critical Systems: Code Instrumentation Without Coupling

Learn how Aspect-Oriented Programming separates business rules from logs and metrics in critical systems, eliminating code coupling.

DevOpsArquitetura•4 min

Secret and Credential Management in Continuous Deployment Cycles with Vault and External Secrets Operator

Learn how to secure your cloud applications using HashiCorp Vault alongside the External Secrets Operator. Ensure safe continuous deployments without exposing sensitive data in source code.

ArquiteturaBackend•4 min

Multi-Tenant Architectures: Rigid Data Isolation and Dynamic Sharding

Learn how to design scalable multi-tenant systems combining strict corporate data isolation and dynamic sharding to ensure high performance without bottlenecks.

FrontendBackend•4 min

Web Performance Optimization with Server-Timing and Component Profiling

Learn how to track hidden bottlenecks in web applications using the Server-Timing API combined with real-time component profiling to deliver instant page loads.

BackendArquitetura•6 min

Building Asynchronous Payment Systems with Exactly-Once Guarantees and Outbox Pattern in Go

Learn how to design resilient payment architectures in Go using the Outbox pattern to ensure financial transactions are never lost or duplicated across unstable networks.

IAEngenharia•4 min

Efficient Fine-Tuning of Language Models with LoRA and QLoRA

Learn how to adapt large language models using LoRA and QLoRA to run and train on hardware with limited memory and processing resources.

RedesDevOps•3 min

Secure Firmware Update Automation in Distributed Network Environments

Learn how to build a robust architecture and secure orchestration scripts to update firmware across thousands of geographically dispersed network devices without downtime risks.

BackendArquitetura•4 min

Resilient Microservices Architecture with Exponential Backoff and Shared Circuit Breakers

Learn how to build highly fault-tolerant distributed systems using smart retry strategies and shared network protection mechanisms.

HardwareDevOps•3 min

Energy Consumption Analysis in Production Servers Using Hardware Instrumentation and Profiling Tools

Learn how to monitor and optimize power usage in production servers using hardware sensors and software profiling tools.

RedesDevOps•5 min

Isolation of Critical Services in Home and Homelab Networks with VLAN Segmentation

Learn how to isolate critical services and IoT devices in your home network using managed switches and VLAN segmentation. Discover how to shield your environment.