Performance

Master Interaction to Next Paint (INP), the Core Web Vital that replaced FID. How to measure, diagnose, and fix poor INP scores.

PostgreSQL for DevOps teams. Backup and restore, streaming replication, performance monitoring, PgBouncer, and Ansible automation.

Configure Kubernetes HPA autoscaling. CPU and memory scaling, custom metrics, and practical YAML examples for production workloads.

Get started with Redis. Data types, caching patterns, pub/sub messaging, session management, rate limiting, and deployment practices.