Nam Long NGUYEN

Collaborating & Workflow Automation Platform Automated Tax Engine and Billing System Digital Fare Ticketing System Heart Monitoring System

• Developed and maintained a collaboration platform used by two of the Big 4 consulting firms.
• Built new features based on requirements from BAs and POs, identifying and resolving application-level bugs.
• Worked with React, Node.js, Redux, Jest, PostgreSQL and Azure Service Principal.
• Integrated external APIs, handling authentication via Azure Service Principal and implementing file storage using Azure Blob Storage.
• Optimized front-end performance by implementing React memoization, lazy loading, and code splitting.
• Developed reusable UI components and documented them via Storybook.
• Contributed to the development of an internal tax engine platform rolled out across nearly 100 countries.
• Designed and implemented new feature requests, resolved system incidents, and provided client demos and support.
• Tech stack: Angular, Node.js, MSSQL
• Helped modernize fare collection by transforming a traditional public transport system in the Philippines into a digital ticketing solution.
• Integrated Mapbox APIs for route calculation and automated round-trip fare processing.
• Led a UI revamp for the back-office web application.
• Tech stack: React, Zustand, Hono, Prisma, PostgreSQL, Kotlin, Compose UI, TypeScript, Node.js, and Mapbox API.
• Rebuilt and maintained a legacy medical system, modernizing both the front-end and back-end.
• Set up the front-end structure using Next.js and implemented an atomic design pattern for reusable UI components.
• Developed an internal UI library to standardize design across the platform.
• Integrated Strapi CMS for content management.
• Built back-end microservices using NestJS with PostgreSQL, AWS S3 for storage, and a gateway service for managing API requests.
• Implemented Kafka-based communication between services to improve reliability and scalability.
• Tech Stack: Next.js, NestJS, PostgreSQL, AWS S3, Strapi CMS, SonarLint, Bitbucket, Husky hooks

• Responsible for developing and maintaining progressive web applications, leveraging a diverse tech stack including React, Node, Express with MongoDB to deliver innovative solutions
• Designed and implemented a scalable and efficient backend system using Node and Express, ensuring high performance and reliability
• Developed responsive and dynamic user interfaces using React and NextJS, enhancing the overall user experience
• Collaborated with designers to convert design mockups into fully functional products
• Utilized MongoDB and GraphQL for database management, ensuring data integrity and efficient query processing