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Track 1 — HLD

High-Level Design

Distributed systems theory, end to end. Storage engines, replication, partitioning, observability, multi-region — the foundations you stand on in every design conversation.

Storage engines: B-trees vs LSM-trees

24 min read · 8 sections

12 min read · 8 sections

Partitioning (sharding)

10 min read · 9 sections

Transactions and isolation levels

14 min read · 11 sections

Failure handling: timeouts, retries, idempotency

11 min read · 13 sections

10 min read · 10 sections

Capacity planning & queueing theory

8 min read · 8 sections

SRE practices: SLOs, error budgets, incidents

7 min read · 12 sections

CDC, event sourcing, and the outbox pattern

8 min read · 9 sections

Caching strategies

11 min read · 14 sections

Multi-region architecture

6 min read · 10 sections

Migrations at scale

7 min read · 12 sections

Cost engineering

5 min read · 11 sections

Design docs and ADRs

6 min read · 9 sections

Topics for later

2 min read · 0 sections

Master reading list

2 min read · 6 sections