Nguyen O.

𝙇𝙚𝙩 𝙢𝙚 𝙩𝙚𝙡𝙡 𝙮𝙤𝙪 𝙬𝙝𝙮 𝙛𝙤𝙪𝙣𝙙𝙚𝙧𝙨 𝙖𝙣𝙙 𝙩𝙚𝙖𝙢𝙨 𝙗𝙧𝙞𝙣𝙜 𝙢𝙚 𝙞𝙣 𝙬𝙝𝙚𝙣 𝙩𝙝𝙚𝙮’𝙧𝙚 𝙗𝙪𝙞𝙡𝙙𝙞𝙣𝙜 𝙎𝙖𝙖𝙎 𝙖𝙣𝙙 𝙈𝙑𝙋𝙨. 👨‍💻 Senior Full Stack Developer (10+ years) focused on SaaS and MVP builds 🏅 AWS Certified Developer - Associate (Amazon Web Services / Cloud Computing) 🔨 Modern TypeScript stack: Next.js, NestJS, PostgreSQL, Redis 🚀 I build from idea to production, with clean architecture, your team can maintain ✔ Often brought in by founders for MVP launches, rebuilds 🤝 I work like a product partner, clear trade-offs, no BS As a Senior Full Stack Developer, I’m usually brought in for MVP builds, product rebuilds, and “this is breaking in production” moments. That’s the difference between hiring a Senior Full Stack Developer and hiring someone who only ships features. 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝗜 𝗱𝗼: 𝟭. 𝙁𝙪𝙡𝙡-𝙎𝙩𝙖𝙘𝙠 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 🔹 I take your idea and turn it into a production-ready MVP or SaaS product, end to end 🔹 You get clean code, fast delivery, and documentation your team can actually use 𝟮. 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱 (𝗥𝗲𝗮𝗰𝘁, 𝗡𝗲𝘅𝘁.𝗷𝘀 𝟭𝟱, 𝗧𝗮𝗶𝗹𝘄𝗶𝗻𝗱𝗖𝗦𝗦) 🔹 Dashboards and product UIs that feel fast and don’t fall apart as you grow 🔹 SSR and performance work to keep load times down and UX smooth 𝟯. 𝗕𝗮𝗰𝗸-𝗘𝗻𝗱 (𝗡𝗲𝘀𝘁𝗝𝗦, 𝗡𝗼𝗱𝗲.𝗷𝘀) 🔹 APIs, auth, permissions, and business logic built for real-world usage 🔹 Background jobs, queues, and webhooks that stay stable when requirements change 𝟰. 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 (𝗣𝗼𝘀𝘁𝗴𝗿𝗲𝗦𝗤𝗟, 𝗣𝗿𝗶𝘀𝗺𝗮, 𝗗𝗿𝗶𝘇𝘇𝗹𝗲, 𝗥𝗲𝗱𝗶𝘀) 🔹 Database design, migrations, and query tuning for production performance 🔹 A clean data layer with Prisma or Drizzle, and Redis caching when it’s worth it 𝟱. 𝗖𝗹𝗼𝘂𝗱 (𝗔𝗪𝗦, 𝗩𝗲𝗿𝗰𝗲𝗹) 🔹 Reliable deployments with clean environments and predictable releases 🔹 AWS when you need real control, Vercel/Railway/Render when you need speed and iteration 𝟲. 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 🔹 I turn founder specs into a clear technical plan your team can execute 🔹 I make the trade-offs early so you don’t pay for them later with rewrites 𝗖𝗼𝗺𝗺𝗼𝗻 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗜 𝗵𝗮𝗻𝗱𝗹𝗲 𝟭. SaaS product development (A → Z ownership) 𝟮. MVP builds with Next.js and TypeScript under real production constraints 𝟯. Backend systems with NestJS, Python, Django, FastAPI, Celery (auth, APIs, business logic) 𝟰. PostgreSQL and Redis performance fixes and data modeling 𝟱. Background jobs, queues, and async workflows 𝟲. AWS deployments and production stabilization 𝟳. Debugging slow, breaking, or unreliable systems 𝟴. Codebase cleanup: refactors, structure, release safety 𝟵. Technical consultation before you build the wrong thing in your SaaS 𝗧𝗼𝗼𝗹𝘀 𝗜 𝘂𝘀𝗲 ✓ Next.js, React, TypeScript, Tailwind CSS ✓ Node.js, NestJS, Python, Django, FastAPI ✓ PostgreSQL, Redis, Celery ✓ Prisma ORM, Drizzle ORM ✓ AWS (Certified), Vercel, Supabase, Neon ✓ Git, production-grade workflows 𝙈𝙮 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝙤𝙣𝙨 🏅 AWS Certified Developer - Associate (Amazon Web Services / Cloud Computing) 🏅 Upwork Skill Certification - React Front-End Development 🏅 IBM - Full Stack Software Developer Assessment 🏅 IBM - Software Engineering Essentials (Software Architecture / Design) 🏅 IBM - Intermediate Back-end Development (Node.js + MongoDB) 🏅 IBM - Node and Express Essentials (Auth / Routing / npm) 🏅 IBM - Full Stack Software Developer Assessment When we work together, I will make sure your MVP is built the right way: clean code, strong architecture, and a solid foundation your team can maintain. 𝙄𝙛 𝙮𝙤𝙪 𝙬𝙖𝙣𝙩 𝙖 𝙎𝙚𝙣𝙞𝙤𝙧 𝙁𝙪𝙡𝙡 𝙎𝙩𝙖𝙘𝙠 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧 𝙬𝙝𝙤 𝙘𝙖𝙣 𝙤𝙬𝙣 𝙮𝙤𝙪𝙧 𝙎𝙖𝙖𝙎 𝙗𝙪𝙞𝙡𝙙 𝙤𝙧 𝙈𝙑𝙋, 𝙧𝙚𝙖𝙘𝙝 𝙤𝙪𝙩. 𝙏𝙝𝙚 𝙗𝙚𝙨𝙩 𝙬𝙖𝙮 𝙩𝙤 𝙨𝙩𝙖𝙧𝙩 𝙞𝙨 𝙬𝙞𝙩𝙝 𝙖 𝙘𝙝𝙖𝙩.