@nvtung
Nguyễn Việt Tùng
@nvtung
Senior Frontend System Designer
Ho Chi Minh City, VietnamJoined December 2025
About
Senior-level Fullstack Web Developer with 10+ years experience, including 2 years of Team Lead position.
Specializing in responsive design and full-stack web development across the Vue.js and .NET ecosystems.
Skilled in Azure/AWS cloud infrastructure, focused on DevOps techniques such as CI/CD.
Experienced in system design, especially with software architecture patterns such as microservices, BFF (backend-for-frontend).
Hands-on with Agile practices in team leading, and AI-assisted coding.
Available for
Freelance work, technical writing
Nguyễn Việt Tùng's blogs
Recently published
Introduction to The Frontend's Contract: Building Backends for Frontends with Vue.js, .NET Core & Azure
Mar 21 · 5 min read · At some point, most frontend teams hit the same wall. The backend exposes what it knows — resources, entities, service boundaries — and the frontend is left stitching four API calls into a single scre
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How Browser UX Shapes Security More Than Cryptography
Feb 19 · 6 min read · Cryptography is precise. Browsers are not. If you’ve implemented WebAuthn in a real PWA, you already know this:The spec is clean. The user experience is not. The uncomfortable truth is this: Most authentication systems fail because of UX, not becaus...
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Why Passwordless Alone Is Not an Identity Strategy
Feb 19 · 5 min read · When teams adopt WebAuthn or FIDO2, the excitement is understandable: No passwords. No phishing. No credential stuffing. Biometric UX. Public-key cryptography. It feels like the final answer. But WebAuthn answers exactly one question: Can thi...
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Passwordless: What Worked, What Didn’t, What I’d Change
Feb 19 · 5 min read · When designing a passwordless-first PWA architecture, the diagram looks elegant. In production, elegance collides with: Browser inconsistencies Institutional identity constraints Support tickets Device lifecycle chaos Monitoring blind spots Le...
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