System Design Masterclass (Golang) on Lê Tuấn Anh — Go Backend Architect & Microservices Engineerhttps://tanhdev.com/series/system-design/Recent content in System Design Masterclass (Golang) on Lê Tuấn Anh — Go Backend Architect & Microservices EngineerLê Tuấn Anh — Go Backend Architect & Microservices Engineerhttps://tanhdev.com/vesviet.pnghttps://tanhdev.com/vesviet.pngHugoenThu, 18 Jun 2026 14:30:00 +0700gRPC vs REST vs GraphQL: Communication Protocols in Gohttps://tanhdev.com/series/system-design/12-communication-protocols-microservices/Thu, 18 Jun 2026 14:30:00 +0700https://tanhdev.com/series/system-design/12-communication-protocols-microservices/gRPC vs REST vs GraphQL in Go: serialization benchmarks, Protobuf wire format, HTTP/2 multiplexing vs QUIC, GraphQL complexity engines, and ConnectRPC.Go API Rate Limiting: Token Bucket & Redis Luahttps://tanhdev.com/series/system-design/11-security-api-rate-limiting/Thu, 18 Jun 2026 14:00:00 +0700https://tanhdev.com/series/system-design/11-security-api-rate-limiting/Advanced API rate limiting in Go: Token Bucket vs Leaky Bucket, distributed sliding window with Redis Lua, IP spoofing prevention.Go Observability & pprof — Memory Leaks, CPU Profiling & GODEBUGhttps://tanhdev.com/series/system-design/10-observability-pprof-golang/Thu, 18 Jun 2026 13:30:00 +0700https://tanhdev.com/series/system-design/10-observability-pprof-golang/Go pprof: heap diff memory leak diagnosis, goroutine leak detection, CPU flame graphs, GODEBUG gctrace parsing, and Four Golden Signals.Consistent Hashing in Go — Virtual Nodes & CRC32 Ringhttps://tanhdev.com/series/system-design/09-consistent-hashing-sharding/Thu, 18 Jun 2026 13:00:00 +0700https://tanhdev.com/series/system-design/09-consistent-hashing-sharding/Why modulo hashing fails at scale, virtual node variance analysis, CRC32 consistent hash ring in Go with GetN replication support.Saga Pattern in Go — Temporal, Outbox Pattern & Debeziumhttps://tanhdev.com/series/system-design/08-saga-pattern-distributed-transactions-go/Thu, 18 Jun 2026 12:30:00 +0700https://tanhdev.com/series/system-design/08-saga-pattern-distributed-transactions-go/Replace 2PC with Saga in Go: Temporal SDK LIFO compensation, Transactional Outbox, and Debezium CDC EventRouter config.Idempotent API Design in Go — Idempotency Key & Redis SetNXhttps://tanhdev.com/series/system-design/07-idempotency-api-design-go/Thu, 18 Jun 2026 12:00:00 +0700https://tanhdev.com/series/system-design/07-idempotency-api-design-go/Idempotent API in Go: Redis SetNX middleware, response recorder, payload hash, DB fallback schema, and the Stripe idempotency pattern.Distributed Locks in Go — Redlock Math, etcd & Split-Brainhttps://tanhdev.com/series/system-design/06-distributed-locks-concurrency/Thu, 18 Jun 2026 11:30:00 +0700https://tanhdev.com/series/system-design/06-distributed-locks-concurrency/Redlock MIN_VALIDITY math, clock drift analysis, redsync implementation in Go, etcd lease locks, and Redis vs etcd decision matrix.Kafka Worker Pool in Go — Backpressure & Exactly-Oncehttps://tanhdev.com/series/system-design/05-async-message-queues-kafka-go/Thu, 18 Jun 2026 11:00:00 +0700https://tanhdev.com/series/system-design/05-async-message-queues-kafka-go/Kafka zero-copy internals, bounded Worker Pool with Go channel backpressure, partition-aware ordering, and Exactly-Once via DB transaction.Database Sharding in Go — TiDB, PostgreSQL & Connection Poolshttps://tanhdev.com/series/system-design/04-database-scaling-sharding/Thu, 18 Jun 2026 10:30:00 +0700https://tanhdev.com/series/system-design/04-database-scaling-sharding/Horizontal database scaling in Go: Range/Hash sharding, B-Tree vs LSM-Tree internals, TiDB Percolator 2PC, and database/sql connection pool tuning.Caching Strategies in Go — Cache Stampede, XFetch & Redis LFUhttps://tanhdev.com/series/system-design/03-caching-strategies-redis-golang/Thu, 18 Jun 2026 10:00:00 +0700https://tanhdev.com/series/system-design/03-caching-strategies-redis-golang/Solve Cache Stampede with singleflight and XFetch. Compare Write-Through vs Write-Behind. Redis LRU/LFU internals for Go.Load Balancing L4/L7 in Go — DSR, Rate Limiting & API Gatewayhttps://tanhdev.com/series/system-design/02-load-balancing-api-gateway-go/Thu, 18 Jun 2026 09:30:00 +0700https://tanhdev.com/series/system-design/02-load-balancing-api-gateway-go/L4 vs L7 load balancing internals, Direct Server Return with HAProxy sysctl config, Token Bucket rate limiting middleware in Go, and API Gateway patterns.Go System Design: CAP, PACELC & Clean Architecture Primerhttps://tanhdev.com/series/system-design/01-introduction-system-design-golang/Thu, 18 Jun 2026 09:00:00 +0700https://tanhdev.com/series/system-design/01-introduction-system-design-golang/System design trade-off thinking in Go: CAP theorem proof, PACELC matrix, composite availability math, and Clean Architecture with DI.