Satrio Putro W.

Senior Fullstack Engineer | Node.js, React, TypeScript, AI Integration

Hi, I’m Satrio — a Senior Software Engineer with 6+ years of experience building scalable SaaS applications, omnichannel messaging systems, CRM platforms, and AI-powered solutions. I specialize in full-stack development with strong backend expertise using Node.js, Express.js, and TypeScript, while also developing modern frontend applications using React and React Native. Over the years, I’ve worked on complex systems involving: • WhatsApp Cloud API • Meta Marketing API • Shopify API • AI integrations (OpenAI & Gemini) • Real-time messaging systems • CRM platforms • Omnichannel communication systems • SaaS architecture • Docker-based deployments I have experience integrating multiple channels into centralized platforms, including: WhatsApp, Instagram, Messenger, TikTok, Outlook, Shopify, Shopee, Tokopedia, and custom web chat widgets. What I can help you with: - Fullstack SaaS Development - Backend API Development - AI Integration - CRM & Messaging Platform - WhatsApp & Meta API Integration - React / React Native Development - System Architecture & Scalability - Long-term product development I focus on writing clean, maintainable, and scalable code while ensuring good communication and reliable delivery. I’m open to long-term collaboration and product-focused engineering work.