How NREM and REM sleep are organized across the night, why a 4 AM page hurts more than a 4 AM party, what sleep debt actually costs, and how to design on-call rotations and personal countermeasures that respect the biology instead of fighting it.
Operations
-
Sleep Architecture and On-Call: The Engineer's Body on Rotating Shifts -
AWS Systems Manager: Beyond Parameter Store Session Manager for SSH-free access, Run Command for fleet operations, Patch Manager, Automation runbooks, State Manager for configuration drift, and the full no-bastion-host architecture.
-
Production Readiness Reviews: A Framework for Shipping Services That Don't Break A comprehensive guide to production readiness reviews—covering the PRR process, checklists for reliability, observability, security, and operations, SLO requirements, runbook standards, and how to build a lightweight PRR culture that scales without becoming bureaucracy.
-
Secrets Rotation Without Downtime: Rotating Credentials in Live Systems Patterns for rotating database passwords, API keys, and TLS certificates in production systems with zero application restarts — covering the dual-credential pattern, dynamic secrets with Vault, automated certificate rotation, and the operational runbook for each scenario.
-
The On-Call Handbook: Rotations, Runbooks, and Recovering Without Burning Out A comprehensive guide to sustainable on-call—covering rotation design, escalation paths, writing runbooks that actually work, alert hygiene, incident management, postmortems, and protecting engineers from burnout.
-
Incident Response Playbook A practical incident response playbook covering detection, triage, containment, eradication, recovery, and blameless postmortems — with templates, runbooks, and communication scripts you can adapt for your team.
-
Alerting That Doesn't Burn You Out: Fighting Alert Fatigue and Building Sane On-Call Alert fatigue is quietly destroying on-call teams — learn how to audit and redesign your alerting, write runbooks that actually help, configure Alertmanager intelligently, and build an on-call rotation that engineers don't dread.
-
Disaster Recovery Planning: RTO, RPO, Runbooks, and Actually Testing Your Backups A practical guide to building a real disaster recovery strategy — covering RTO/RPO targets, system tiering, backup strategies by data type, runbook templates, chaos engineering, and the restore testing discipline that separates real DR plans from false confidence.
-
The Art of the Postmortem: Blameless Incident Reviews That Actually Change Things Most postmortems get filed and forgotten, while the same incidents keep recurring. This guide covers the philosophy of blameless reviews, the anatomy of a great postmortem, and the cultural practices that turn incident documents into real systemic change.