A blog by a developer covering practical infrastructure work, including notes on passing the CNPE Kubernetes platform exam, a simple Cloudflare dynamic DNS script, and an account of a malicious fake recruiter take-home assignment hiding a backdoor. Readers get hands-on platform engineering tips and security lessons.
Website: https://blog.polishchuk.net/
Hands-on engineering posts on observability, OpenTelemetry, Ansible automation and AI-powered tooling, with real configs and production numbers. Recent issues cover a public market cause-and-effect simulation, a retrieval-based website docs chat, and a playbook for patching Linux servers.
A technical blog with hands-on Kubernetes and GitOps guides covering pod startup optimization, Argo CD configuration and database migrations. Each post explains the underlying cause of a problem and walks through a concrete fix with configuration examples.
Hands-on technical tutorials for Java and Spring developers on local development with AWS emulators and observability for Spring AI applications. Articles walk through configuring specific tools such as Floci, LangSmith, OpenLit, OpenTelemetry and Arconia.
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