Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
AutomaçãoRedes•4 min

Building Management Systems Integration with Programmable Logic Controllers via OPC UA and X.509 Encryption

Learn how to connect building automation systems to Programmable Logic Controllers using the industrial OPC UA protocol and X.509 digital certificates for maximum security and interoperability.

DevOpsAutomação•3 min

Optimizing Workflows in Distributed Development Environments with Ephemeral Environment Automation

Learn how to eliminate dependency conflicts and latency in distributed teams using automated ephemeral environments, ensuring total parity with production.

DevOpsAutomação•4 min

Infrastructure Automation with GitOps Based on ArgoCD and Security Policy Enforcement Using OPA Gatekeeper

Learn how to build a secure continuous delivery pipeline using ArgoCD for Git-based automation and OPA Gatekeeper for rigorous security policy enforcement in Kubernetes.

AutomaçãoRedes•4 min

Building Management Systems Integration with BACnet/SC and End-to-End TLS Encryption

Learn how smart building integration has evolved with BACnet/SC and end-to-end TLS encryption, ensuring robust cybersecurity and real-time interoperability.

HardwareAutomação•4 min

Dynamic Thermal Management in Edge Controllers with PWM-Based Frequency Modulation

Learn how to keep edge controllers operating at safe temperatures without sacrificing computational performance using smart PWM frequency modulation for cooling.

DevOpsAutomação•4 min

Automating Conditional Rollbacks in Deployments with Real Time Error Telemetry Metrics

Learn how to build a software delivery pipeline capable of automatically reverting failing updates using real-time error telemetry.

AutomaçãoRedes•3 min

Building Automation Integration with BACnet IP and Virtual Bus Point Mapping

Learn how to integrate building automation systems using the BACnet/IP protocol and map logical points across virtual buses to optimize facility monitoring.

HardwareAutomação•5 min

Thermal Performance Monitoring and Frequency Limiting in Local Processing Nodes

Learn how to track physical server temperatures and prevent sudden performance drops using IPMI sensors and hardware automation.

RedesAutomação•5 min

Latency Reduction in Switched Industrial Networks Using VLANs and IEEE 802.1p

Learn how to structure industrial networks using VLANs and IEEE 802.1p prioritization to mitigate packet delay and ensure the determinism of critical systems.

AutomaçãoRedes•5 min

Building Automation Integration Using Modbus RTU and MQTT Translation Layers

Learn how to connect legacy building automation networks based on Modbus RTU to the cloud using MQTT brokers and smart gateways. Master industrial protocol translation challenges in real-world scenarios.