Jack Guo Email & Phone Number

Canada

Toronto, Ontario, Canada

Toronto, Ontario, Canada

• Developed a phone-based voice AI for customer service using finite state machine models implemented in Typescript that is set to handle 1.3 million calls per year with an annual revenue of $5 million.• Improved design of voice bot by implementing grouping of similar quantities of data to minimize repetition while reading data to the customer, resulting in up to a 10 second reduction in call time.• Implemented real time bot execution path visualization using inter-process communication between bot program and VS Code extension to improve debugging efficiency.• Investigated voice bot unit test performance and applied mocking to repetitive routines that led to a reduction in unit test execution time by 40%.

Toronto, Ontario, Canada

• Designed and implemented a Selenium TestNG ecommerce testing application with asynchronous file write and concurrent testing capability to achieve a 5x reduction in runtime compared to previous automation.• Improved user experience in a Vue application by using event bus to progressively trigger component load, resulting in a 2x reduction in content layout shift.• Utilized Vuex store to deliver ecommerce information in user feedback forms, preventing marketing team from manually retrieving information.• Created a Java utility to automate ecommerce purchases with SOAP and JDBC libraries, saving testers over 4 hours per week.

Toronto, Ontario, Canada

• Achieved a 4x reduction in broadcast schedule processing time of a C# .NET webservice by caching and optimizing algorithms of frequently used functions.• Applied a reverse tree traversal algorithm in a C# webservice to find video content within a multi-level playlist in 50% less time than existing methods.• Created a lightweight code editor in AngularJS with line numbering and error highlighting for an online configuration application that saved developers over 1 hour of work each week of debugging time.

Waterloo, Ontario, Canada

• Created an Angular status page component utilizing reactive forms and modular table subcomponents to allow for form validation and reusability.• Composed clean and efficient Jasmine unit tests which increased front end test coverage by 25%.• Utilized hashing to cache user warnings and improved load time by 3 seconds within an Angular component.

Toronto, Ontario, Canada

• Implemented AES encryption in Cloud Configuration to resolve security issues for Spring boot microservices.• Improved website login functionality by designing a new modular Angular login service

Toronto, Ontario, Canada

• Composed a TestNG automated testing program to streamline and simplify REST/SOAP API testing with Excel and Email API integration. • Devised automated tests for Android and iOS devices using ADB and Jasmine to increase mobile automation coverage by 20%.