Infra / Platform / System Design Course
A local, browsable archive of daily lessons for Kubernetes, Observability/Datadog, Kafka/streaming, trading systems, social apps at scale, and reliability engineering.
Daily Digests
Lessons emailed by the daily cron.
- Reading incident reports: symptoms, root cause, contributing factors, mitigation, and follow-ups
digests/2026-05-10-reading-incident-reports.md - Incident overview: what failed, who was impacted, and why this incident matters
digests/2026-05-09-coinbase-outage-incident-overview.md
Learning Track
The ordered curriculum that lessons build from.
- Daily Infrastructure / Platform / System Design Learning Track
tracks/learning-track.md
Case Studies
Real incidents and architecture examples used by the course.
- Case Study: Coinbase multi-hour service disruption — 2026-05-07
case-studies/2026-05-07-coinbase-multi-hour-service-disruption.md
Project Notes
Project-level docs and backlog.
- Infrastructure / Platform / System Design Daily Digests
README.md - Sent Index
sent-index.md - Topic Backlog
topic-backlog.md