Marcio Cunha

Technical Articles

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

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RedesDevOps•3 min

Multi-Cluster Service Mesh Architecture with Proximity Routing and Failover

Learn how to design distributed service meshes across multiple clusters using geographic proximity routing and automated failure recovery without manual intervention.

IADevOps•4 min

Diffusion Model Inference Optimization with TensorRT in Production Environments

Learn how to accelerate AI image generation in production servers using NVIDIA TensorRT. Reduce inference latency and maximize hardware efficiency at industrial scale.

DevOpsArquitetura•4 min

Resilience in CI/CD Pipelines with Isolated Ephemeral Runners in Micro VMs via Kata Containers

Learn how to safeguard your automation pipelines against security breaches and environment contamination using isolated micro virtual machines powered by Kata Containers.

DevOpsArquitetura•4 min

Unified Logging Observability Implementation with FluentBit, Kafka and OpenSearch in High Density Environments

Learn how to build a scalable log pipeline using Fluent Bit for lightweight collection, Kafka for resilient buffering, and OpenSearch for high-performance indexing in massive corporate environments.

DevOps•4 min

Declarative Configuration Management and Infrastructure Provisioning with Terraform Cloud

Learn how infrastructure as code combined with isolated workspaces in Terraform Cloud eliminates state drift and simplifies large-scale environments.

DevOpsArquitetura•5 min

Progressive Canary Deployment with Automated SLO Metrics in Argo Rollouts

Learn how to orchestrate safe Kubernetes deployments using Argo Rollouts to validate SLO metrics in real-time and automate rollbacks without user impact.

DevOps•4 min

Secure Container Image Building with SBOM and Cosign

Learn how to harden your Docker containers using software bills of materials and cryptographic signatures to ensure total traceability.

BackendDevOps•4 min

P99 Tail Latency Monitoring in Distributed Systems with Prometheus and eBPF

Learn how to track hidden bottlenecks in microservices using eBPF to capture network telemetry and Prometheus to aggregate P99 tail latency metrics in real time.

DevOpsArquitetura•4 min

Orchestrating Immutable Backups and Automated Restores with Velero and MinIO

Learn how to design a robust disaster recovery strategy in Kubernetes using Velero for data extraction and MinIO for private cloud object storage with ransomware protection.

DevOpsRedes•2 min

Runtime Security with eBPF and Cilium for L7 Traffic Inspection

Discover how to intercept layer 7 traffic and enforce runtime security policies in microservices using eBPF and Cilium without modifying application code.