Hello, I'm Jason Nguyen
Software Engineer | Frontend-focused Fullstack
Software Engineer with 3+ years of experience specializing in frontend-heavy fullstack development using Next.js, React, and TypeScript. Experienced in building production-grade SaaS products end-to-end, making architectural decisions across authentication systems, RBAC, payment workflows, caching strategies, and SEO optimization.
About
Software Engineer with 3+ years of experience specializing in frontend-heavy fullstack development using Next.js, React, and TypeScript. Experienced in building production-grade SaaS products end-to-end, making architectural decisions across authentication systems, RBAC, payment workflows, caching strategies, and SEO optimization. Strong focus on product engineering, system performance, and scalable architecture design across frontend, backend APIs, and database layers. Comfortable owning full feature delivery from design to production.
Skills
Technologies and tools I excel at
Frontend Technologies
State, Performance & Architecture
Backend & Database
Tools & DevOps
Projects
Real projects and products I have built
Sonsery - E-Learning SaaS Platform
End-to-end SaaS platform with authentication, RBAC, course enrollment, payment processing, and learning management system.
Technologies:
New Technologies:
CV Editor & Resume Builder - TechVerse
Complex document editing system with drag-and-drop, resizing, layering, template-based customization, and rich text editing.
Technologies:
New Technologies:
KYC/KYB Enterprise Portal - Ank Lak Solutions
Large-scale enterprise portal with microfrontend architecture for multi-team onboarding workflows and shared infrastructure.
Technologies:
New Technologies:
Sales Management System - IDSoftware
Sales management system for 10+ stores with shipping integration and role-based permissions.
Technologies:
New Technologies:
E-commerce & Affiliate Platform - IDSoftware
E-commerce & affiliate Zalo Mini App with mobile-first approach.
Technologies:
New Technologies:
Booking Care Clone - Healthcare Appointment System
Full-featured healthcare appointment booking system with email notifications, OAuth2 authentication (Google, GitHub), and Docker deployment.
Technologies:
New Technologies:
LMS Backend - Microservices Architecture
Backend system for course registration and learning management using microservices architecture with Node.js, MySQL, Docker, and Sequelize.
Technologies:
New Technologies:
Zalo Clone - Real-time Chat Application
Real-time messaging app with video calls (WebRTC), friend system, notifications, and full authentication including Firebase OTP.
Technologies:
New Technologies:
Sonsery AI Agent - Personal AI Assistant
Built a full-featured AI agent from scratch that integrates with multiple AI providers (DeepSeek, ChatGPT, Claude, Gemini) with real-time interaction capabilities.
Technologies:
New Technologies:
Sonsery Toolpad - MUI Dashboard Framework
Maintaining and enhancing a MUI Toolpad clone for dashboard admin portal UI with custom theming and layout system.
Technologies:
New Technologies:
Experience
My professional journey
Software Engineer (Fullstack / Enterprise Integration)
Ank Lak Solutions
02/2026 - Present
Worked on a large-scale KYC/KYB enterprise portal built with microfrontend architecture for multi-team onboarding workflows. Contributed to microfrontend system architecture including host-shell management, module boundaries, and cross-team integration patterns.
- Implemented a shared theming system across distributed microfrontend modules to ensure consistent UX across independently deployed applications
- Led React version upgrade and dependency migration across shared modules, ensuring compatibility in a distributed microfrontend environment
- Collaborated with international engineering teams on system integration, module coordination, and feature delivery across distributed frontend services
- Managed shared frontend infrastructure in a microfrontend ecosystem, ensuring consistency across multiple independently deployed applications
Software Engineer (Frontend-focused Fullstack)
Sonsery (Personal SaaS Product)
06/2024 - Present
Designed and implemented end-to-end SaaS workflows including authentication, RBAC authorization, course enrollment, payment processing, refund handling, and learning management system.
- Made architectural decisions across frontend, backend APIs, and database schema design using Next.js, Prisma, and PostgreSQL (NeonDB)
- Improved API performance by optimizing Prisma queries and applying PostgreSQL indexing strategies for frequently accessed data paths
- Designed caching and rendering strategy using Redis and Next.js SSR/ISR, balancing performance and SEO trade-offs
- Built UI systems using MUI to ensure consistent, scalable, and role-based interfaces across the platform
- Designed multi-service deployment strategy on Vercel, enabling independent scaling of application modules with isolated databases
Software Engineer
TechVerse
03/2025 - 12/2025
Built a complex document editing system supporting drag-and-drop, resizing, layering, and template-based customization for a CV Editor / Resume Builder SaaS.
- Designed a document rendering pipeline supporting multi-page layout, real-time updates, and Word-style editing experience with complex layout constraints
- Implemented rich text editing system using Tiptap with support for structured document composition and dynamic rendering
- Designed state architecture using Zustand to manage document structure, editor state, and rendering flow across complex UI interactions
- Optimized rendering performance, reducing template processing time from ~3000ms to under 300ms
- Contributed to refactoring legacy codebase into a scalable and modular product architecture with improved maintainability
Software Engineer
IDSoftware
03/2024 - 11/2024
Developed sales management and affiliate web apps with Zalo Mini App. Focused on mobile-first development with Next.js and React. Took ownership of multiple complex modules and contributed to shared infrastructure.
- Built common UI libraries and advanced components using Ant Design Pro features
- Integrated real-time notification system using WebSocket for admin dashboard
- Researched and implemented affiliate marketing module from scratch
- Owned and delivered the affiliate module end-to-end with 2 team members
- Contributed to frontend architecture and reusable component design
- Integrated Zalo Mini App and optimized mobile-first performance
Education & Certificates
My educational background and certifications
Education
Bachelor of Information Technology
Industrial University of Ho Chi Minh City (IUH)
2021 - 2024
Completed coursework in 3.5 years with a GPA of 3.27/4.0. Finished earlier than the standard curriculum and defended the thesis successfully.
Certificates
Next.js Developer - Project-based learning
2022Udemy
Basic Computer Science Certificate
2022University of Science, Ho Chi Minh City (VNU-HCM)
TOEIC 500+
2026Educational Testing Service (ETS)
Contact Me
Let's work together! Reach out for collaboration or a friendly professional chat