Oct 2022 – Apr 2023 · 6 mos

• became Amazon interview Bar raiser
• implement load/stress test framework and plan/executed load test.
• leading the automation effort for the team on accounting project(front end) and governance project(ETL backend).

May 2022 – Oct 2022 · 5 mos · United States

• Engineering Productivity Team
• provide consultation for automation best practices
• developed framework and automated tests for messenger app across all platforms.

Dec 2019 – May 2022 · 2 yrs 5 mos

• Alexa Skill Kit / Amazon People Engine
• Tech lead for automation design, execution practice, and coverage.
• Created Device-to-cloud E2E automation tool for testing Alexa Presentation Language.
• Design and lead the implementation a innovated way to test web application through mock responses.
• Bar raiser in training, pending graduation before leaving.

Feb 2015 – Dec 2019 · 4 yrs 10 mos

• Alexa Entertainment
• Designed automation framework for Alexa Video Skill Emulator
• Build Load Test and Gameday infrastructure and orchestrated the event.
• Implemented Audio Player system for Alexa Emulator
• Leaded the SDET team to develop GUI/VUI test automation framework for continuous deployment environment.

Jun 2010 – Feb 2015 · 4 yrs 8 mos · Rockville, Maryland

• Open Source Javascript Project – Mock Server Layer (MSL)
• Presented lightning talk at 2014 Google Test Automation Conference by the team members.
• Creator and main developer of this project
• Received FINRA Outstanding Achievement Award - Gold Level due to the contribution of this project.
• Shared Analytical Workspace – Agile development
• Lead developer for test automation framework for Java/Javascript.
• Configured continuous integration environment for the project.
• Oversaw and maintain the quality of the application in the highest standard.
• Fast Order Lifecycle Assembly – Agile development
• Developed Javascript test automation framework which reduces 60% of time to build E2E test suite.
• Built up automated regression test suite in a continuously integrated environment.
• Developed Java automation tool for integrated testing.
• Finished Hadoop developer training and tested apps with big data technology.
• Test Hadoop Code and MapReduce jobs with code on AWS environment.
• Use Selenium to build out automation testing framework for UI testing.
• Financial Pattern Test Automation:
• Designed and created continuous integration environment on Jenkins for pattern development testing.
• Developed and tested patterns for stock market regulation using SQL, Java and Unix system.
• Designed test scenarios and engineer data to simulate real trade data for pattern development.
• Built automated test environment and greatly reduced the effort for regression testing.
• Enhanced functions for Back End Testing Automation tool in Java.
• Outstanding SQL skill with sufficient hand on experiences against big data.
• Excellent performance on unit testing and functional testing.

Nov 2009 – May 2010 · 6 mos

• MS Technologies Corp, Rockville, MD, 11/2009 – Present
• Financial Software Engineer
• Constructed web UI for Maryland Accountability Reporting System project with C# and ASP.Net
• Database developer on MS SQL server for financial management and administration.
• Build up Electronic Data Interchange system, in C#/VB 6.0/Java such as includes file import, database bridge, web application conversion.
• Developed algorithm and work flow for calculating, managing and maintaining this accountability system.
• Applied multithreading technique in account login and payment process control on C#/MS SQL bases.
• Analyzed client’s business rule, and optimized the process procedure to enhance efficiency for system administrator with design document in MS Office Visio.
• Provide solid debug and test skill with object oriented concept, and tested the user interface, functionality of application built on C#, ASP.Net, MS SQL Server
• Documented test cases corresponding to business rules and other operating condition.

Jul 2007 – Jun 2008 · 11 mos

• Designed battle courses for new recruit at the boot camp.
• Cooperated with other troops in military maneuvers.

Sep 2005 – Jun 2007 · 1 yr 9 mos

• Terahertz Emission and Absorption of Semiconductor Device
• Designed and set up stable bolometer and signal processing hardware for experiment.
• Analyzed experiment data with Matlab, picoscope and provided reliable data.
• Developed optimized procedures for operating the Bunker IFS 66v/S, a Fourier Transform Infrared Spectrometer, improving the progress of this research, and contribute to other research.

Jul 2003 – Aug 2003 · 1 mo

• Built up control board for experimental instruments.
• Composed patent search for energy reserved engines.