About

Duy Nguyen is a highly experienced Principal Developer at Sabre Airline Solutions with over 10 years of experience in Backend development using NodeJS, ExpressJS, Knex, Bookshelf, Mongoose, Redis, Winston, Grunt, Gulp, Webpack, Headless Chromium, Jest, Bluebird Promises. He is also an expert in Frontend development, including Javascript, React/Redux, Bootstrap, SASS, Material Design, and Web Component. Duy has a solid understanding of OOP, RDBMS, NoSQL, GraphQL, Design Patterns, and Algorithm. Duy has excellent knowledge of Mobile application development (Android, iOS) and Mobile Web Application. He is skilled in reading existing code, testing, debugging, improving security, and performance. Duy has a well-rounded knowledge and skillset in cloud infrastructure, including AWS, GCP, Kubernetes, and Docker. At Sabre, Duy designed and architected multiple large-scale, complex, flexible, and fully customizable Whitelabel UI solutions in React/Redux that airlines around the world are currently using for booking and check-in reservations. He implemented the build system based on Webpack/Grunt/Gulp/NPM scripts to automate the build and deploy UI applications. The build system works smoothly with Jenkins CI/CD both on-premise and cloud-based infrastructure. Duy containerized the development environment with Docker and Docker Compose to ensure consistent and trouble-free toolsets for all team members to be productive. Duy is an expert in troubleshooting and implementing solutions to improve application performance, especially in the UI layer, to ensure good user experience for web apps. He reduced initial load time by multiple techniques, including but not limited to chunking resources, prioritize above-the-fold content, cache and preload files offline, avoid unnecessary re-rendering in React, and reduce in-browser reflow. Duy also researched, evaluated, proposed, and incorporated new tools and technologies into existing and new web apps. Duy has a Master's degree in Computer Science from the University of Texas and a Bachelor's degree in Computer Science from An Giang University. He has experience working as a Web Development Manager at the Center for Online Development and as a Web Developer at the University of Texas at Arlington. Duy's technical skills include Web, AWS, UI, Docker, Redux, test, Jenkins, Mobile, Frontend, Backend, infra, CI/CD, Redis, Kubernetes, Javascript, NoSQL,