And brief overview of Altenars' DevOps department structure and stack.

Every product — whether it’s software, hardware, or even an everyday service — must answer a critical question: how reliable is it? We will explore the concept of Site Reliability Engineering (SRE) as a mindset and a set of practices that help teams build scalable, fault-tolerant, and resilient products. Together we’ll figure out is SRE just another buzzword or does it really bring value, and how do you know if your team actually needs it.

Cron jobs seem simple until they fail silently and chaos begins. This talk shows how to move from Cron chaos to reliable orchestration with Apache Airflow, featuring a real-world case of automating ClickHouse backups.

This presentation covers our strategic move from Kubespray to Cluster API. We'll talk why Kubespray proved to be too clunky for our burgeoning needs. And how we found and implemented a more declarative, GitOps-friendly approach for managing Kubernetes.