Byung-Chul An

Experience

1. Senior Software Engineer

   Sinclair Inc.

   Aug 2022 — Present · US

   Sinclair Broadcast Group is a leading media company, operating and providing sales services to 185 television stations in 86 markets across the United States. I played a crucial role in developing front-end solutions for over 150 news stations, ensuring optimal performance and user experience across diverse platforms. I spearheaded the localization of Spanish news stations, enhancing accessibility and user engagement. My expertise in React.js led to significant improvements in code maintainability and scalability through the refactoring of Class Components to Functional Components with Hooks. I also integrated Google Analytics 4 (GA4) data tracking, providing comprehensive insights into user behavior and engagement metrics, which informed strategic decisions across the organization.o Developed frontend solutions for over 150 news stations, and refactored React Class Components to Functional Components with Hooks and Server-Side Rendering, reducing codebase size by 20% and improving application performance by 15%. o Led the localization of Spanish news stations, which increased the Spanish-speaking audience. o Implemented Google Analytics 4 (GA4) data tracking, providing insights that led to a 35% increase in user retention across news station websites. o Designed and developed new Google GAM (Google Ad Manager) templates, resulting in a 25% increase in ad revenue for news stations. o Automated testing procedures using Selenium, reducing QA time by 50% and improving overall software reliability by catching 95% of bugs before production deployment.Skills: Proficient in React.js, JavaScript, Next.js, MongoDb, HTML, CSS, Git version control, Linux operating systems, New Relic application monitoring, AWS cloud services, Lucidchart diagramming software, Jira, Confluence

Education

• University of Washington

  Master of Science - MS

• Pacific Lutheran University

  Bachelor of Science - BS