Alex Yi Email & Phone Number

Plymouth Meeting, Pa, Us

Philadelphia, Pennsylvania, Us

• Led QA efforts within cross-functional teams for major product launches on mobile and web platforms, ensuring successful, reliable releases for Barstool Sportsbook, theScore Bet, and ESPN Bet.• Directed the QA effort for the successful MVP launch of Barstool Sportsbook, establishing the company in the competitive sports betting industry.• Conducted API testing using Postman and Charles Proxy to troubleshoot backend service issues, improving performance and responding times, demonstrating robust functional testing proficiency.• Utilized JIRA for ticket management and defect tracking, as well as TestRail for test case creation, driving functional and regression testing to meet project milestones on time.• Developed QA documentation and test plans, enhancing quality assurance practices and improving testing processes through standardized documentation.• Managed production smoke testing, state launches, hotfixes, and key feature implementations like cryptocurrency deposits, ensuring timely feature rollouts.• Performed root cause analysis on production issues using Firebase and DataDog, minimizing downtime through trend identification and resolution.• Spearheaded the migration from third-party to in-house systems, increasing infrastructure control and operational efficiency.• Executed QA efforts for the rebranding and launch of ESPN Bet, ensuring a seamless user experience for hundreds of thousands of users.• Guided project success in a regulated industry by balancing multiple priorities to meet deadlines while maintaining quality standards.• Mentored six interns, enhancing team productivity by sharing best practices in QA and software testing.

Radnor, Pa, Us

• Acted as a subject matter expert on the company’s application, mentoring Tier 1 and Tier 2 representatives to enhance troubleshooting skills and reduce escalation rates through effective issue resolution.• Developed solutions using C# and ASP.NET MVC, optimizing client services workflows to enhance operational efficiency.• Created and maintained an internal MVC application integrating Salesforce, Cisco, and Calabrio SOAP services, enhancing decision-making through improved metrics.• Diagnosed software bugs using Kibana, Dynatrace, Splunk, and stack trace logs, boosting system performance and user satisfaction.• Collaborated with client development teams to resolve REST API issues, utilizing Postman and APIGEE for rigorous API testing and analysis.• Conducted training sessions to elevate Tier II technical expertise, covering REST and SOAP APIs, API testing with Postman, logging with Splunk, APIGEE, Kibana/ES, and SQL fundamentals.

Amsterdam, Nl

• Integrated Piano’s software into client’s existing websites and products; troubleshot and diagnosed a wide range of software implementation issues.• Communicated proactively with clients to understand needs and strategize effective solutions that promoted satisfaction and retention.

• Partnered in front-end development of an education tech application that utilizes machine learning to tailor Calculus lessons to students’ individual learning styles with a focus on improving performance.• Conducted detailed software quality assurance testing using Jest; actively participated in code reviews.

Sydney, Nsw, Au

• Developed, refined, and maintained automated test scripts using Selenium (Java), Geb (Groovy), and Nightwatch.js improving test coverage and enhancing system reliability.• Collaborated on implementing a POC that enabled five QA engineers to identify the most effective EE testing framework, improving the testing process for the new web application.• Led regression testing for a major external web application, tracked test results, and delivered insights to guide future development efforts improving application stability.

Exton, Pa, Us

• Supported end users across 10 iPipeline life insurance teams with comprehensive e-application assistance.• Performed root cause analysis on critical production issues; recommended code and configuration issues using C#, VB.NET, and XML.

Philadelphia, Pennsylvania, Us

• Engaged with staff and students to issue, activate, and resolve issues with identification cards; owned responsibility for equipment and machines used to generate ID cards.

Philadelphia, Pa, Us

• Serviced and maintained air quality instruments and monitors throughout the City of Philadelphia.• Collected and replaced particulate filters used to obtain data from the air; calibrated and programmed monitors and devices to record and extract data at given time intervals.