https://tanhdev.com/posts/Recent content in Posts on Lê Tuấn Anh — Go Backend Architect & Microservices EngineerHugoen-usWed, 17 Jun 2026 21:00:00 +0700https://tanhdev.com/posts/cloudflare-zero-devops-ecommerce-architecture/Wed, 17 Jun 2026 21:00:00 +0700https://tanhdev.com/posts/cloudflare-zero-devops-ecommerce-architecture/A deep-dive into Serverless Edge architecture using Cloudflare Workers, Cloudflare D1, and Turborepo. Eliminate DevOps overhead entirely and auto-generate Mobile SDKs on every API change.https://tanhdev.com/posts/kubernetes-in-place-pod-resizing-guide/Fri, 12 Jun 2026 14:00:00 +0700https://tanhdev.com/posts/kubernetes-in-place-pod-resizing-guide/Production guide to Kubernetes In-Place Pod Resizing (GA in v1.35): modify CPU/memory on running containers without restart. YAML examples, VPA, and cost optimization.https://tanhdev.com/posts/go-126-green-tea-gc-cgo-performance-guide/Fri, 12 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/go-126-green-tea-gc-cgo-performance-guide/Go 1.26 ships three landmark runtime features: the Green Tea garbage collector (10–40% GC overhead reduction), ~30% faster cgo calls for AI inference, and experimental goroutine leak detection.https://tanhdev.com/posts/go-microservices/Fri, 12 Jun 2026 00:00:00 +0000https://tanhdev.com/posts/go-microservices/Go microservices from domain design to Kubernetes deployment — gRPC, Dapr, OpenTelemetry, and GitOps patterns from a real 21-service production migration.https://tanhdev.com/posts/magento-vietnam/Fri, 12 Jun 2026 00:00:00 +0000https://tanhdev.com/posts/magento-vietnam/Vietnam’s Magento talent pool runs deep — but finding engineers who can handle production architecture is harder. Cost tiers, vetting signals, and when to migrate.https://tanhdev.com/posts/golang-grpc-microservices-production-guide/Thu, 11 Jun 2026 21:00:00 +0700https://tanhdev.com/posts/golang-grpc-microservices-production-guide/Complete production guide to Golang gRPC microservices: Protobuf service design, TLS mutual authentication, unary vs streaming, interceptor middleware (logging, auth, rate-limit), graceful shutdown, health checks, and Docker deployment — with full code.https://tanhdev.com/posts/graphhopper-distance-matrix-production-guide/Thu, 11 Jun 2026 20:00:00 +0700https://tanhdev.com/posts/graphhopper-distance-matrix-production-guide/Complete production guide to GraphHopper distance matrix: Docker self-hosting, matrix API, vehicle profiles, Custom Models for runtime rule changes, H3-based caching, performance benchmarks vs OSRM and Google Maps — with Python and Java code.https://tanhdev.com/posts/composable-banking-architecture/Wed, 10 Jun 2026 14:55:00 +0700https://tanhdev.com/posts/composable-banking-architecture/How banks replace monolithic cores (Temenos, Finacle) with composable banking using Go microservices, Saga orchestration, NewSQL ledgers, and Strangler Fig.https://tanhdev.com/posts/mysql-scalability-guide/Wed, 10 Jun 2026 14:30:00 +0700https://tanhdev.com/posts/mysql-scalability-guide/MySQL scalability guide: when read replicas solve your problem, when MySQL sharding with Vitess or GORM is needed, and when TiDB NewSQL is the right alternative. Includes buffer pool tuning, ProxySQL connection pooling, and a 6-step decision framework.https://tanhdev.com/posts/real-time-inventory-ecommerce-architecture/Mon, 08 Jun 2026 14:35:00 +0700https://tanhdev.com/posts/real-time-inventory-ecommerce-architecture/Real-time inventory synchronization for e-commerce: Kafka event streaming, Debezium CDC, and idempotent Redis Lua scripts to prevent overselling.https://tanhdev.com/posts/go-microservices-distributed-tracing-architecture/Mon, 08 Jun 2026 14:30:00 +0700https://tanhdev.com/posts/go-microservices-distributed-tracing-architecture/Master Go microservices distributed tracing. Learn W3C context propagation, OpenTelemetry Collector configurations, and tail-based sampling for 2026.https://tanhdev.com/posts/golang-pprof-profiling-memory-cpu-tutorial/Tue, 02 Jun 2026 08:00:00 +0700https://tanhdev.com/posts/golang-pprof-profiling-memory-cpu-tutorial/Profile Go services in Kubernetes without restarting pods: kubectl port-forward, heap vs alloc_space, and cpu flame graphs.https://tanhdev.com/posts/surge-pricing-optimization-architecture/Mon, 01 Jun 2026 15:20:00 +0700https://tanhdev.com/posts/surge-pricing-optimization-architecture/Explore the architecture of a real-time Surge Pricing algorithm. Discover how Uber utilizes the H3 spatial index, Kafka, and Flink to calculate dynamic pricing.https://tanhdev.com/posts/banking-microservices-architecture/Mon, 01 Jun 2026 15:15:00 +0700https://tanhdev.com/posts/banking-microservices-architecture/Designing a secure financial microservices architecture: Utilizing Orchestrated Saga (Dapr), Double-Entry Bookkeeping, and Transactional Outbox.https://tanhdev.com/posts/mysql-horizontal-scaling/Mon, 01 Jun 2026 15:10:00 +0700https://tanhdev.com/posts/mysql-horizontal-scaling/Vitess vs GORM Sharding for MySQL write scaling in Go: how VTGate routes queries, how GORM Sharding parses SQL AST, the ErrMissingShardingKey pitfall, and when to choose middleware vs application-level sharding.https://tanhdev.com/posts/graphhopper-distance-matrix-routing/Mon, 01 Jun 2026 15:05:00 +0700https://tanhdev.com/posts/graphhopper-distance-matrix-routing/A comparison between the GraphHopper Distance Matrix API and CARTO Spatial Analytics. A guide to building an order fulfillment routing engine (VRP).https://tanhdev.com/posts/argo-cd-updates-2026/Mon, 01 Jun 2026 15:00:00 +0700https://tanhdev.com/posts/argo-cd-updates-2026/Argo CD v3.4 & v3.3 (2026): Cluster Pause, PreDelete Hooks, SemVer breaking change 2014 plus RC: annotation filtering, Teams Workflow, ApplicationSet UI.https://tanhdev.com/posts/alipay-double-11-architecture-tps/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/alipay-double-11-architecture-tps/How Alipay's engineering team scaled Double 11 to 583,000 TPS using LDC unitization, OceanBase, RocketMQ, and SOFAStack. A 2026 deep-dive.https://tanhdev.com/posts/cloudflare-d1-durable-objects-realtime-cart/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/cloudflare-d1-durable-objects-realtime-cart/Build a real-time shopping cart using Cloudflare D1, Durable Objects, and Workers. Full schema, TypeScript code, and conflict-free concurrent updates.https://tanhdev.com/posts/dapr-workflow-saga-orchestration-guide/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/dapr-workflow-saga-orchestration-guide/Step-by-step Go code for Orchestrated Saga using Dapr Workflow: durable state, compensating transactions, and banking-grade consistency.https://tanhdev.com/posts/slm-fine-tune-vs-prompt-engineering/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/slm-fine-tune-vs-prompt-engineering/A clear decision framework for AI engineers: when to fine-tune (LoRA/QLoRA), when to prompt-engineer, and when RAG is the right answer instead.https://tanhdev.com/posts/generative-ui-with-mcp-ai-native-frontend/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/generative-ui-with-mcp-ai-native-frontend/Architecting dynamic generative UI applications with Model Context Protocol (MCP): dynamic registries, client-agent state synchronization, security, and a11y.https://tanhdev.com/posts/go-pprof-kubernetes-remote-profiling/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/go-pprof-kubernetes-remote-profiling/How to safely profile CPU, memory, and goroutines in Go services running in Kubernetes using kubectl port-forward, pprof, and Pyroscope.https://tanhdev.com/posts/golang-goroutine-pool-errgroup-worker/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/golang-goroutine-pool-errgroup-worker/Production Go concurrency patterns: errgroup worker pools, semaphore-based rate limiting, bounded queues, and graceful backpressure for microservices.https://tanhdev.com/posts/graphrag-vs-naive-rag-enterprise-guide/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/graphrag-vs-naive-rag-enterprise-guide/Compare Naive RAG with GraphRAG for enterprise AI pipelines: knowledge graphs, LlamaIndex, chunking, streaming CDC, and security controls for dynamic data.https://tanhdev.com/posts/order-fulfillment-algorithm-warehouse-last-mile/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/order-fulfillment-algorithm-warehouse-last-mile/How e-commerce giants decide which warehouse fulfills your order. Covers Amazon CONDOR, VRP solvers, split shipment logic, and last-mile routing.https://tanhdev.com/posts/paypay-architecture-scaling/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/paypay-architecture-scaling/An in-depth look at PayPay's engineering stack: handling 70M users and 7.8B transactions/year using TiDB, Kafka event sourcing, GitOps, and chaos engineering.https://tanhdev.com/posts/real-time-ride-hailing-architecture/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/real-time-ride-hailing-architecture/How Uber and Grab handle millions of GPS pings/sec: H3 geospatial indexing, Kafka, DISCO matching engine, surge pricing, and RAMEN push notifications.https://tanhdev.com/posts/graphhopper-kubernetes-self-hosting-osm/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/graphhopper-kubernetes-self-hosting-osm/Step-by-step guide to deploying GraphHopper on Kubernetes with OpenStreetMap data: Docker image, PVC for OSM PBF files, RAM tuning, and health probes.https://tanhdev.com/posts/shopee-flash-sale-architecture/Mon, 01 Jun 2026 10:00:00 +0700https://tanhdev.com/posts/shopee-flash-sale-architecture/How Shopee engineers prevent crashes during 11.11 flash sales: rate limiting, Redis inventory locks, traffic shields, and microservices resilience.https://tanhdev.com/posts/vibe-coding-and-ai-code-review-future/Sun, 31 May 2026 18:30:00 +0700https://tanhdev.com/posts/vibe-coding-and-ai-code-review-future/Discover what vibe coding is, why AI prototypes hit a Production Wall, and why AI code review is a critical skill for modern software engineers.https://tanhdev.com/posts/magento-developers-in-vietnam/Sat, 30 May 2026 11:30:00 +0700https://tanhdev.com/posts/magento-developers-in-vietnam/How to technically vet Magento developers in Vietnam: hiring models, interview questions to identify real engineers, and red flags to avoid tech debt.https://tanhdev.com/posts/deconstructing-microfinance-core-banking-architecture/Wed, 27 May 2026 10:00:00 +0700https://tanhdev.com/posts/deconstructing-microfinance-core-banking-architecture/Engineer's guide to microfinance CBS architecture: 5 modules, double-entry ledger, JLG loan engine, amortization formulas, and EOD batch state machines.https://tanhdev.com/posts/goroutine-leak-detection-production-golang/Tue, 26 May 2026 20:30:00 +0700https://tanhdev.com/posts/goroutine-leak-detection-production-golang/Learn how to detect, diagnose, and fix goroutine leaks in production Go microservices using pprof, goleak, and the new Go 1.26 goroutineleak profile.https://tanhdev.com/posts/mysql-scaling-sharding-tidb-architecture/Tue, 26 May 2026 14:00:00 +0700https://tanhdev.com/posts/mysql-scaling-sharding-tidb-architecture/Replace MySQL manual sharding with TiDB: TiKV, Raft consensus, Percolator ACID, TiFlash HTAP, and a step-by-step DM shard merge guide.https://tanhdev.com/posts/serverless-ecommerce-cloudflare-d1/Mon, 25 May 2026 17:00:00 +0700https://tanhdev.com/posts/serverless-ecommerce-cloudflare-d1/How to architect a zero-ops serverless e-commerce backend using Cloudflare Workers, D1 (SQLite), and Durable Objects. Real schemas and hard trade-offs.https://tanhdev.com/posts/magento-ai-integration-strategy-architecture/Sun, 24 May 2026 09:18:00 +0700https://tanhdev.com/posts/magento-ai-integration-strategy-architecture/A CTO's guide to Magento AI integration: avoid database locks, leverage vector search and agentic commerce, and calculate TCO without replatforming.https://tanhdev.com/posts/agentic-ecommerce-search-golang-vector-databases/Fri, 22 May 2026 10:00:00 +0700https://tanhdev.com/posts/agentic-ecommerce-search-golang-vector-databases/Architectural blueprint for building an Agentic E-commerce Search Engine using Golang and Vector Databases. Optimizing semantic search for 2026 commerce.https://tanhdev.com/posts/production-ai-apis-oauth-versioning-meta-predictions/Mon, 18 May 2026 20:00:00 +0700https://tanhdev.com/posts/production-ai-apis-oauth-versioning-meta-predictions/Field-tested patterns for AI APIs in production: OAuth 2.1 agent identity, prompt versioning with CI gates, and an honest 2025 AI predictions scorecard.https://tanhdev.com/posts/architecting-an-autonomous-hybrid-ai-content-pipeline/Mon, 18 May 2026 09:00:00 +0700https://tanhdev.com/posts/architecting-an-autonomous-hybrid-ai-content-pipeline/Replacing a $3.50/day cron job with a $0.05/day autonomous AI pipeline: Hybrid AI, Wake-On-LAN orchestration, MinHash dedup, and a 4-layer quality gate.https://tanhdev.com/posts/deploying-autonomous-ai-swarm-openclaw-litellm/Sun, 17 May 2026 21:45:00 +0700https://tanhdev.com/posts/deploying-autonomous-ai-swarm-openclaw-litellm/Deploy a resilient, production-ready AI swarm using OpenClaw, LiteLLM, and Docker. Covers routing, security, and zero-downtime agent orchestration.https://tanhdev.com/posts/magento-still-worth-investing-2026/Sun, 17 May 2026 11:50:00 +0700https://tanhdev.com/posts/magento-still-worth-investing-2026/Is Magento worth investing in for 2026? Understand the real cost of the 2.4.9 release: infra upgrades, extension compatibility, and long-term ownership.https://tanhdev.com/posts/the-future-of-laravel-development-in-ai-era/Sat, 16 May 2026 21:35:00 +0700https://tanhdev.com/posts/the-future-of-laravel-development-in-ai-era/Field report on how AI coding agents are reshaping Laravel development. From zero-time CRUD to the rise of Modular Monoliths and Queue Orchestration.https://tanhdev.com/posts/ai-native-frontend-architecture-predictions-2028/Sat, 16 May 2026 21:00:00 +0700https://tanhdev.com/posts/ai-native-frontend-architecture-predictions-2028/10 honest predictions for AI-Native Frontend Architecture by 2028: Component Registries, MCP contracts, streaming transports, and career impacts.https://tanhdev.com/posts/magento-development-in-vietnam/Thu, 30 Apr 2026 09:10:00 +0700https://tanhdev.com/posts/magento-development-in-vietnam/How to find and evaluate a Magento agency in Vietnam: effort layers for each project type, proposal red flags, hidden complexity, and delivery phase checklist.https://tanhdev.com/posts/deploying-astro-on-cloudflare-full-stack-edge-architecture/Fri, 24 Apr 2026 14:00:00 +0700https://tanhdev.com/posts/deploying-astro-on-cloudflare-full-stack-edge-architecture/Two paths to Cloudflare: building a full-stack edge site with Astro and putting WordPress behind Cloudflare CDN. Real config, costs, and gotchas.https://tanhdev.com/posts/leaseinvietnam-ai-powered-expat-rental-intelligence-system/Fri, 24 Apr 2026 10:00:00 +0700https://tanhdev.com/posts/leaseinvietnam-ai-powered-expat-rental-intelligence-system/Build an autonomous AI pipeline that scrapes and publishes expat rental intelligence for Vietnam, turning articles into a B2B lead funnel.https://tanhdev.com/posts/why-migrate-magento-to-microservices/Tue, 14 Apr 2026 22:00:00 +0700https://tanhdev.com/posts/why-migrate-magento-to-microservices/Honest breakdown of why Magento's monolithic architecture becomes a liability at scale and the exact reasons to migrate to a microservice ecosystem.https://tanhdev.com/posts/moving-from-magento-to-microservices/Tue, 14 Apr 2026 21:20:00 +0700https://tanhdev.com/posts/moving-from-magento-to-microservices/Battlefield-tested guide on dismantling a monolithic Magento e-commerce platform and migrating to 10+ microservices without losing a single order.https://tanhdev.com/posts/architecting-21-service-ecommerce-golang-ddd/Sun, 12 Apr 2026 10:00:00 +0700https://tanhdev.com/posts/architecting-21-service-ecommerce-golang-ddd/Migrating an e-commerce monolith to 21+ distributed microservices using Golang & DDD. Explore Kratos architecture, Saga patterns, and race conditions.https://tanhdev.com/posts/mastering-event-driven-architecture-dapr/Sun, 12 Apr 2026 09:05:00 +0700https://tanhdev.com/posts/mastering-event-driven-architecture-dapr/Decouple a 21+ microservice ecosystem using Event-Driven Architecture. Ensure data consistency via Sagas, Dead Letter Queues, and Idempotent handlers.https://tanhdev.com/posts/blueprint-ecommerce-microservices-architecture-diagram/Sun, 12 Apr 2026 08:30:00 +0700https://tanhdev.com/posts/blueprint-ecommerce-microservices-architecture-diagram/Complete architectural blueprint of a Go 21-service e-commerce platform. Covers domain boundaries, traffic flow, and event-driven patterns.https://tanhdev.com/posts/deconstructing-ecommerce-service-details-domain/Sun, 12 Apr 2026 08:00:00 +0700https://tanhdev.com/posts/deconstructing-ecommerce-service-details-domain/A detailed technical breakdown of how a monolithic e-commerce application is segregated into 6 logical Business Domains with 21 isolated microservices.https://tanhdev.com/posts/gitops-at-scale-kubernetes-argocd-microservices/Sun, 12 Apr 2026 07:00:00 +0700https://tanhdev.com/posts/gitops-at-scale-kubernetes-argocd-microservices/Why kubectl apply is dangerous. Learn how to automate a 21-service Go platform using ArgoCD App-of-Apps, Kustomize, and git revert rollbacks.https://tanhdev.com/posts/exporting-magento-2-data-flat-sql-nodejs/Sat, 09 Mar 2024 03:38:22 +0000https://tanhdev.com/posts/exporting-magento-2-data-flat-sql-nodejs/Production-grade guide to extracting data from Magento 2's EAV model. Includes direct SQL queries and a resilient Node.js streaming pipeline.