Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
BackendArquitetura•5 min

Outbox Pattern Implementation with Debezium and Kafka for Transactional Data Synchronization

Learn how to ensure data consistency in microservices using the Outbox pattern, Debezium, and Apache Kafka without losing events or corrupting the relational database.

BackendArquitetura•5 min

Dead-Letter Queue Management and Asynchronous Event Reprocessing in Microservices

Learn how to design robust strategies to handle processing failures in distributed systems using dead-letter queues and controlled asynchronous reprocessing.

DevOpsArquitetura•4 min

Software Dependency Auditing and Supply Chain Vulnerability Mitigation with SBOM and Trivy

Learn how to secure your applications against software supply chain attacks using SBOMs and Trivy for continuous vulnerability auditing.

DevOpsArquitetura•5 min

Automated Rollback Strategies in Canary Deployments Based on Error Metrics and P99 Latency

Learn how to implement intelligent automatic rollback mechanisms during gradual software releases using error indicators and P99 latency.

DevOpsArquitetura•3 min

Secret Lifecycle Management with Dynamic Rotation and Token Invalidation in GitOps Architectures

Learn how to safeguard GitOps architectures against credential leaks using dynamic secret rotation, real-time token invalidation, and native automation.

ArquiteturaDevOps•5 min

Workload Migration to Bare-Metal: Economic Feasibility Analysis and Cloud Cost Reduction

Learn how to analyze the financial viability of migrating workloads from public clouds to dedicated bare-metal servers, driving significant long-term operational cost reductions.

DevOpsArquitetura•4 min

Multi-Environment Configuration Management with Static Secret Validation and Secure Runtime Injection

Learn how to structure distributed application configurations using static validation to prevent credential leaks before deploying to production environments.

BackendArquitetura•4 min

Resilient Messaging System Design with Causal Ordering and Hash Key Partitioning

Learn how to build highly reliable messaging architectures using hash key partitioning and strict causal order preservation to prevent data inconsistencies in distributed environments.

FrontendArquitetura•5 min

Client-Side Cache Management with Component Graph-Based Invalidation

Learn how to structure browser data storage by mapping dependencies between visual components, preventing bottlenecks and redundant updates in modern web applications.

BackendArquitetura•4 min

Query Optimization and Latency Reduction in NoSQL Databases with Spatial Indexing and Geohash

Learn how to accelerate location-based queries using spatial indexing and the Geohash algorithm in NoSQL databases. Discover practical strategies to reduce latency and scale geospatial systems without sacrificing performance.