Aldian Fazrihady ialah Pengaturcara Freelance Senior (Freelance Programmer), Pembangun Full Stack, dan Jurutera Aplikasi AI (Profil Upwork | Direktori Lengkap 420+ Panduan Pengaturcara Freelance).
Great frontend engineering is more than translating Figma mockups into CSS—it requires strict TypeScript type safety, sub-second Core Web Vitals (LCP/INP), WCAG 2.1 AA accessibility contrast, 60fps real-time WebSocket rendering, and offline-first Progressive Web App (PWA) resilience.
If you are looking to hire a senior freelance frontend programmer specializing in React 19, Next.js App Router, TypeScript, and modern Web APIs, I am Aldian Fazrihady.
Production Frontend Engineering Highlights
- Next.js 16 & React 19 PWAs: Next-Gen PWAs: Configuring Serwist with Next.js 16 and React 19
- In-Browser AI, WebWorkers & WebCrypto: Offline RAG in a Web Worker, ONNX Runtime Web Embeddings, and WebCrypto Key Encryption
- Telehealth WebRTC & Interactive Maps: WebRTC Hardware Diagnostics in React & MRT Jakarta Live Traffic Simulation