Blog
Catatan teknis seputar fullstack development, AI/ML, dan Web3.
Developer's Guide to Structured LLM Outputs & Function Calling in Production
Achieving 100% reliable JSON schema responses from OpenAI and Anthropic models with Zod validation, tool calling, and structured error recovery.
Production Authentication & Role-Based Access Control (RBAC) in Next.js App Router
Implementing secure JWT sessions, HttpOnly cookies, middleware-level route protection, and granular permissions with Supabase Auth in Next.js 15.
Automated Zero-Downtime Deployment Pipelines with GitHub Actions & Vercel
Building an automated CI/CD pipeline featuring TypeScript validation, ESLint checks, automated database migrations, and instant preview deployments.
Building Low-Latency Realtime Collaborative Experiences with WebSockets
Implementing multi-user presence, state synchronization with CRDTs, binary message packing, and audio streaming over WebRTC data channels.
Structuring Scalable Multi-Package Monorepos with pnpm and Turborepo
Building high-performance monorepos sharing TypeScript configs, UI design systems, and database clients across Next.js and Nuxt apps.
PostgreSQL Query Optimization & Indexing Strategies at Scale
Mastering EXPLAIN ANALYZE, B-Tree vs BRIN vs GIN indexes, partial indexes, connection pooling, and optimizing complex relational joins.
Crafting Premium Micro-Interactions & Brutalist Animations with Framer Motion
How to craft magnetic cursor buttons, smooth layout morphing, parallax scroll animations, and scroll-driven physics without dropping frames.
Engineering Reliable Double-Entry Accounting Systems in Modern Web Apps
Bridging software engineering and accounting principles: immutable ledgers, ACID transaction guarantees, debit/credit balancing, and audit trails.
Web3 Security Fundamentals & Battle-Tested Solidity Design Patterns
Preventing reentrancy attacks, integer overflow, flash loan exploits, and implementing upgradeable smart contracts with OpenZeppelin.
Achieving Perfect 100/100 Core Web Vitals in Next.js 15
Step-by-step performance engineering guide: LCP image priority, INP optimization, font preloading, dynamic imports, and streaming SSR.
Advanced TypeScript 5 Patterns for Enterprise Web Applications
Deep exploration of template literal types, conditional type inference with infer, const type parameters, and building bulletproof type-safe APIs.
Architecting Production-Ready RAG AI Agents with OpenAI & pgvector
How to build low-latency Retrieval-Augmented Generation (RAG) pipelines using PostgreSQL, pgvector cosine similarity, semantic search, and streaming responses.
Tailwind CSS v4 Architecture: CSS-First Configuration and Performance
Exploring the engine rewrite of Tailwind CSS v4 with Oxide, pure CSS configuration via @theme, lightning-fast compilation, and migration best practices.
Deep Dive into React 19 Server Components, Actions & Async Transitions
Understanding the practical nuances of React 19: useActionState, useOptimistic, Server Functions, and how to eliminate client-side state bloat.
Building a Modern Headless CMS with Payload 3.0, Next.js 15 & Supabase
A deep dive into setting up Payload CMS 3.0 within Next.js 15 App Router, paired with Supabase PostgreSQL and S3 Storage for a scalable headless architecture.