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Concept guides/Backend internals/Distributed algorithms

CodingBackend internals

Distributed algorithms

Medium3 min read

Questions it teaches

Vector clock merge on receiveEasy18 min Bully leader electionEasy18 min Two-phase commit outcomeEasy20 min Hash ring slot ownershipEasy16 min Lease renewal statusEasy15 min Read router replica selectionEasy16 min Place shard replicasEasy16 min Clock offset boundsEasy16 min

Related

Backend internals Concurrency Observability Consistency and money Secure coding

Builds on: Concurrency

Concurrency primitives3 min Concurrency bugs in review3 min

Leads to: Observability

Cron failures (silent drops)3 min A/b variant regression4 min

Related: Consistency and money

E-commerce inventory (overselling)3 min QR ticketing3 min

Related: Secure coding

Applied crypto & auth3 min WAL replay (crash recovery)3 min

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