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Johnson Huynh

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Biography


My name is Johnson and I am a Senior Software Engineer with a demonstrated history of working on Web Applications. I am skilled in Front-End Development and UX/UI Design. I graduated with a Bachelor of Science in Human Centered Design & Engineering, Human-Computer Interaction from University of Washington. In my free time, I like to explore the world and make travel videos!


Experience


AT&T

Senior Software Engineer

June 2014 - Present - Bothell, WA

- Migrated to Azure and converted 10+ web applications from AngularJS to Angular under budget

- Mentored and assisted other team members as a Subject Matter Expert (SME) in AngularJS & Angular

- Managed and remediated several hundred security vulnerabilities in Java across Azure & Veracode

- Took charge of multiple Java-based projects that were previously outsourced to contractors

- Successfully identified and eliminated unnecessary Azure resources, resulting in substantial cost savings

- Developed key features and functionalities for FirstNet project & improved local development processes

- Built and automated Azure infrastructures in multiple projects using Terraform & CI/CD Pipelines

- Developed efficient automation scripts to deploy over 12+ Linux Virtual Machines, reducing the production

deployment time by half on performance-heavy applications that process over 1 billion messages per day

- Led modernization & migration efforts in multiple teams from on-premises servers to the cloud in Azure

- Created network security measures to ensure the protection of Azure resources to corporate servers

- Refactored several apps in NodeJS & PHP from using Cookie-Based Auth to OAuth2.0 OIDC & SAML

- Migrated 300+ tables & converted 5K+ SQL Queries from Oracle to Azure PostgreSQL in C/C++ app

- Upgraded 50+ PHP backend APIs and migrated databases from MySQL to MS SQL

- Built new features and screens for internal tooling side of att.com (Personalization) in React

- Redesigned internal web applications for AIC Ozone, Order Capture Express, CD Dashboard, & Data360

- Built an internal software store (Ask&Get) in Angular that is widely used by employees

- Created a mobile-first, responsive, and adaptive experience for internal wiki (Flex Force tSpace)

- Helped improve SEO, page load times, & performance on public att.com


TripTips

Full-Stack Developer

August 2013 - January 2015 (1 year 6 months) - Seattle, WA

- Designed the front-end and built a fully responsive web application using the MEAN Stack (MongoDB, Express, AngularJS, NodeJS) and Bootstrap 3

- Allowed users a complete and smooth experience for creating their account, maintaining their session, searching their desired attractions, and purchasing, updating, and deleting their tours

- Enabled tour guides to create their profiles and edit their tour offerings

- Developed APIs from the back-end and utilized various REST APIs, such as Stripe, Google Maps, Google Places, Foursquare, TripAdvisor, and Viator

- Integrated social plugins, such as Twitter, Google Plus, and Facebook throughout the entire application

- Incorporated Google Analytics to track user behavior and navigation


AT&T

User Experience Designer (Internship)

June 2013 - August 2013 (3 months) - Bothell, WA

- Analyzed and evaluated mobile business intelligence executive dashboard application used by executives

- Generated high-fidelity wireframes, sitemaps, and architectural diagrams for proposed and existing solution

- Recommended changes with focus on improving the user experience.

- Proposed a more intuitive navigation and cleaner user-interface that greatly enhanced speed and functionality

- Participated in final screen design, usability testing, and deployment of application


Department of Human Centered Design & Engineering

User Experience Designer & User Researcher

September 2012 - June 2013 (10 months) - Seattle, WA

- Managed usability testing efforts for WebLabUX dashboard in preparation for web application redesign.

- Recruited users, facilitated tests, and analyzed and reported results.

- Collaborated with team members to produce mockups and wireframes that contributed to a more user-centered software tool.


Education


University of Washington

September 2010 - June 2014 (4 years) - Seattle, WA

Bachelor of Science in Human Centered Design & Engineering, Human-Computer Interaction


Skills


Languages: JavaScript, TypeScript, NodeJS, HTML, CSS, PHP, C/C++, Python, Java

Frameworks: React, Angular, AngularJS, Bootstrap, Express

Database: PostgreSQL, MySQL, MS SQL, Oracle, MongoDB

Cloud: Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP)

Certificates: Udacity Full Stack Web Developer Nanodegree, Certified Scaled Agile Framework (SAFe)