Byung Sung

• Implemented an Owner Dashboard feature, providing vehicle owners with a comprehensive view of their vehicles and listings, reducing customer service inquiries.
• Developed an Income Tracker feature to provide a summarized view of the owner's vehicle income, reducing customer service inquiries.
• Expanded vehicle supply and available locations for customers through integration with LAZ.
• Designed and implemented a membership program that incentivizes users to list vehicles on the platform. This program benefits users by offering monthly bonuses for fulfilling certain conditions.

• Designed and developed a Java-based backend automation using TestNG. This system monitored the health of all APIs in the application, caught generic bugs in production, and significantly reduced manual testing time.
• Established a JavaScript-based UI automation using Cypress and Cucumber, decreasing manual testing time by 90%.
• Implemented an automated data seeding script for regular company-wide regression tests, boosting the efficiency of the testing cycle by 500%.
• Regularly fixed production bugs identified through automation and manual testing, enabling software engineers to spend more time on development.

- Performed full regression mobile testing on Bixby android application which accommodates
several deployment environments such as development, staging and production.
- Designed and executed functional testing of Bixby (AI voice assistant) Android Application to
improve the quality of Bixby application which will eventually be equipped on Samsung’s
flagship devices such as N9, S10, and speakers.
- Evaluated and analyzed bug reports of multiple flagship Samsung devices and worked cross
functionally with QA team and development team located worldwide, therefore increased the
work flow efficiency of these teams.
- Developed an automation script using python3 which utilizes Youtrack, Google Spreadsheet,
Slack Restful API endpoints and Samsung specific software application to automate existing
manual tasks in the company and reduced manual execution time by 3 hours per day.
- Developed CSV file parser script using NodeJS that makes all content format uniform across
thousands of existing CSV files with random format.