Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
BackendArquitetura•4 min

Mitigating I/O Bottlenecks in High Concurrency Systems Through Event Loop Based Asynchronous Programming

Learn how event loops transform concurrent system architecture, eliminating I/O bottlenecks and ensuring high performance without wasting threads.

BackendArquitetura•4 min

Building Event-Driven Persistence Layers with Append-Only Storage

Learn how to build resilient persistence architectures using append-only storage and event-driven patterns to ensure high performance, traceability, and decoupled system scaling.

BackendDevOps•5 min

System Reliability Metrics: Failure Analysis and Retry Rates in Production

Learn how to measure application resilience in production through retry rates, statistical failure analysis, and efficient automatic recovery strategies without straining infrastructure.

BackendArquitetura•4 min

Dynamic Sharding Strategies and Online Rebalancing in Large NoSQL Databases

Discover how large-scale NoSQL systems distribute data across servers and execute seamless migrations and rebalancing without disrupting running applications.

IABackend•4 min

Implementation of Autonomous Agents Based on Vector RAG for Technical Knowledge Retrieval

Learn how to build autonomous agents integrated with vector knowledge bases to automate search and technical support with surgical precision.

BackendDevOps•3 min

Application Performance Monitoring Based on Distributed Tracing with OpenTelemetry

Learn how to track request paths in distributed systems using OpenTelemetry to identify bottlenecks and reduce application response times.

BackendDevOps•4 min

Operational Risk Management in Zero-Downtime Transactional Database Migrations

Discover how to plan and execute complex transactional database migrations without interrupting application uptime, mitigating critical consistency risks.

BackendArquitetura•5 min

API Standardization with OpenAPI Specifications and Strict Semantic Versioning

Learn how to build predictable software interfaces using OpenAPI specifications and rigorous semantic versioning rules to prevent breaking changes in distributed systems.

BackendArquitetura•5 min

Distributed Transaction Management with the Asynchronous Orchestration Saga Pattern

Learn how to coordinate distributed operations in microservices without sacrificing data consistency, using the Saga pattern via asynchronous orchestration with message queues.

IABackend•4 min

Building Natural Language Processing Pipelines with Hybrid Rule-Based Models and LLMs

Learn how to architect Natural Language Processing pipelines by combining the deterministic precision of rule engines with the creative flexibility of Large Language Models for maximum efficiency and lower cost.