Hyunjun Kim Email & Phone Number

New York, NY, US

Sunnyvale, CA, US

San Francisco, CA, US

• ‬Senior Manager, Software Engineering (January/2017 - November/2021)‬‭
• Managed 6 engineering teams globally, totaling over 20 engineers, to develop Wish’s‬‭ next-generation logistics engineering platforms and infrastructure‬
• Developed new Logistics-as-a-Service products that provided cost-effective and efficient‬‭ shipping and fulfillment solutions to end-userso System Integration: Developed and maintained extensive API-level integrations.
• Wish Package Tracking Service:‬‭o Developed a highly scalable package tracking system that managed the shipment‬‭ tracking information that Wish shipped to all customers‬o Processed hundreds of millions of tracking.
• Fulfillment by Wish program:‬o Led development of a warehouse fulfillment program, integrating with external systems across the US, Europe, and China, scaling to support tens of thousands of daily global orders‭o.

Chicago, IL, US

• Push marketing – Email campaign management:o Developed a highly scalable email campaign management service (RESTful) thatoperated at full scale Groupon marketing email sends worldwide. It was designed to support.
• Global subscription service development:o Developed a highly scalable global subscription data management service (RESTful) thatmanaged hundreds of millions of subscription records o Designed and implemented.
• Email service platform development:o Designed and implemented a scalable backend data service that processed millions of emails’ data everydayo Researched and implemented ways to improve the email data processing.
• Relevance data calculation service development:o Improved Groupon's relevance data calculation service (SmartDeals) to refine the data to become more relevant to customers and to meet business needs

Toronto, Ontario, CA

• A part of the core system development team working with J2EE/Open Source technology stack. The team is responsible for developing the online library catalogue systems for the public libraries in the United States and.
• Software development responsibilities:o Designed, maintained and tested the back-end features and functionality of the online library catalogue system by using Java and PostgreSQLo Bromine and Selenium test automation.

Cupertino, California, US

• Mac OS X test automation tasks:o Created automation testing framework that automates performing test cases by using AppleScript and Shell scripto Set up a system that automates installation of the latest Mac OS X build.
• Quality assurance tasks including tracking and reporting bugs to development team, verifying fixed bugs and performing test cases

• IBM XL C/C++ compiler project:o Investigated compiler failures by determining and narrowing down the problem area for the IBM XL C/C++ Linux V10.1 and AIX V10.1 compilers releaseo Contributed for testing tools.

Cupertino, California, US

• Software testing automation tasks:o Created the software testing automation algorithm that tested the performance and stability of FileMaker Inc database products by using AppleScripto Modified the existing algorithm.
• Quality assurance tasks including validation of functionalities and writing test cases

Toronto, Ontario, CA

• Web development projects:o Designed and created a Service Level Agreement report as a web application that administered the malfunction data of Rogers' web sites and generated its statistical graphs by using PHP and.
• Upgraded and maintained the functionalities of more than seventy Rogers' web sites including industry leaders such as chatelaine.com and macleans.ca

Atlanta, Georgia, US

• Software development project:o Designed and created a program that managed the employees' call log data by using C++
• Web development project:o Designed and maintained the company's Canadian web sites by using Dreamweaver, HTML, JavaScript, PHP, Macromedia Flash and Adobe Photoshop