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

DevOpsCarreira•3 min

How to Prepare for the Oracle Cloud Infrastructure Foundations Associate Certification

Discover the practical path to earning the Oracle Cloud Infrastructure Foundations Associate certification. Learn which core concepts to master and how to study for free.

DevOpsCarreira•4 min

Difference Between AWS Solutions Architect Associate and AWS SysOps Administrator

Understand the fundamental focus differences between the AWS Solutions Architect Associate and AWS SysOps Administrator exams to choose the right cloud certification for your career.

CarreiraEngenharia•3 min

What is tested on the AZ-900 Microsoft Azure Fundamentals exam and who should take it

Discover the core topics covered in the Microsoft Azure AZ-900 certification and evaluate if this cloud fundamentals exam aligns with your career path.

CarreiraEngenharia•5 min

AWS Certified Cloud Practitioner vs Solutions Architect Associate: Cloud Career Path

Discover which AWS certification to choose to start your cloud career. We analyze the technical profile, cost, and practical return between Cloud Practitioner and Solutions Architect Associate.

AutomaçãoRedes•4 min

Integrating OSDP Access Control with SCADA Platforms via TLS and RS-485

Learn how to integrate OSDP physical access control readers into industrial SCADA platforms using IP networks with TLS encryption and RS-485 bus topologies for maximum security.

EletrônicaHardware•8 min

Logic Circuit Fundamentals: Gates, Adders, Multiplexers, and Signals

Explore the engineering behind fundamental logic circuits, spanning from internal gate operations to full adders, multiplexers, and analog noise immunity in electronic systems.

IABackend•4 min

Architecture and Orchestration of Autonomous Subagents in Production with LangChain

Learn how to build scalable intelligent agent systems in production using hierarchical vector memory, hybrid RAG, and concurrent tool execution in Python.

FrontendArquitetura•4 min

Resilient Web Application Architecture with Next.js and React 19

Learn how to build high-traffic web applications using Next.js and React 19. Explore Streaming SSR strategies, Server Actions, and Core Web Vitals optimization.

DevOps•4 min

Architecting Actionable SLOs and Reducing Alert Noise with Prometheus, Mimir and Error Budgets

Learn how to build realistic service level objectives, configure multi-window burn rate alerts, and eliminate pager fatigue in complex microservice architectures.

BackendArquitetura•4 min

Optimizing Heavy Reads and Writes in Node.js and PostgreSQL Under High Concurrency

Learn how to mitigate performance bottlenecks in Node.js applications and PostgreSQL databases subjected to heavy concurrent read and write loads using isolated transactions, locks, and efficient indexing.