System Design

The pulkitxm/systems repository on GitHub has supplementary sketches, runnable implementations, and small code-heavy examples keyed to themes in this series. Pair it with these posts when you want reference code alongside the write-ups.

2026

• Rate LimitingApr 11
• Bloom FiltersJan 24
• Consistent HashingJan 24
• Introduction to Big Data ToolsJan 24
• Communication ProtocolsJan 23
• High AvailabilityJan 23
• Circuit BreakersJan 13
• Load BalancersJan 11
• Message Queues vs Streams: SQS, RabbitMQ, Kafka, Pub/SubJan 10
• CachingJan 8
• Non-Relational DatabasesJan 8
• Understanding Database Scaling and Sharding PatternsJan 7
• Database Transaction Internals: ACID, WAL, MVCC & LockingJan 3