Practical articles on AI, DevOps, Cloud, Linux, and infrastructure engineering.
Run services reliably with systemd: units, dependencies, and resource limits.
How a small team moved from single-region risk to a simple active/passive multi-region setup without doubling complexity.
Practical game day scenarios for CI/CD: broken rollbacks, permission issues, and slow feedback loops—and how we fixed them.
We use CloudFront + Lambda@Edge for specific patterns. The wins, the production gotchas, and where we hit Lambda@Edge's limits.
A field report from rolling out retrieval-augmented generation in production, including cache bugs, bad embeddings, and how we fixed them.
Postgres, DynamoDB, Redis, Elasticsearch, Snowflake. We use all five for different workloads. The decision criteria, not the marketing comparison.
A real story of removing console-only changes, adding drift detection, and getting Terraform back in charge.
Concrete systemd unit patterns that reduced flakiness: restart policies, resource limits, and structured logs.
We've executed real disaster recoveries twice. The plan that survived contact with reality, and what was wrong about the plans we had before that.
VPCs, subnets, route tables, gateways. The mental model that finally made cloud networking click after I stopped trying to map it 1:1 to physical networks.
