Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
AutomaçãoBackend•6 min

Automating Repetitive Tasks with Python Scripts and Webhooks Integration

Learn how to build efficient Python scripts to automate daily tasks and connect them to external services using webhooks for real-time communication.

BackendArquitetura•4 min

Polyglot Data Persistence with CQRS and Orchestrated Sagas in Node.js

Learn how to build resilient systems in Node.js by separating read and write models with CQRS and ensuring distributed consistency using Orchestrated Sagas and polyglot databases.

ArquiteturaBackend•4 min

Systemic Technical Debt Management Through Static Coupling Metrics

Learn how to combat structural technical debt by analyzing code dependencies using static metrics. Understand the impact of architectural complexity on enterprise system maintenance.

BackendArquitetura•4 min

Resilience Patterns in Service Meshes with Istio and Circuit Breakers

Learn how to protect microservices against cascading failures using Istio and infrastructure-level circuit breakers. Master distributed resilience concepts practically.

BackendArquitetura•4 min

Asynchronous Messaging Architecture with Apache Pulsar and Namespace Isolation

Learn how to structure high-scale message queues using Apache Pulsar and namespace isolation to guarantee resilience and security across enterprise applications.

BackendArquitetura•5 min

Blue-Green Deployment in High-Availability Relational Databases

Learn how to perform updates and migrations on critical relational systems without service interruption, utilizing secure blue-green deployment and replication strategies.

BackendArquitetura•4 min

Building High-Performance Endpoints with gRPC, Protobuf, and Dynamic Compression in Go

Learn how to build fast and efficient web services using gRPC, Protobuf serialization, and dynamic compression in Go to reduce network and CPU overhead.

IABackend•4 min

Fine-Tuning Multimodal Models for Unstructured Data Extraction in Invoices

Learn how to adapt neural networks capable of seeing images and reading text to automate accurate data extraction in complex, unstructured invoices and receipts.

BackendArquitetura•5 min

Distributed Circuit Breaker Resilience Pattern with Consul and Dynamic Fallback Policies

Learn how to protect microservice architectures against cascading failures using Consul for global state synchronization and intelligent fallback strategies.

BackendArquitetura•4 min

Concurrent Transaction Processing with Serializable Snapshot Isolation in PostgreSQL

Discover how Serializable Snapshot Isolation protects databases against concurrency anomalies without locking entire tables, ensuring strict consistency at scale.