• Enforced the testing pyramid model

• Enforced 80% unit test code coverage

• Wrote contract integration tests using gRPC to validate about 20 data fields from services from

other teams

• Enabled code coverage visuals for code reviews to display covered and missed lines and branches

• Verified service end-to-end in production by contributing to another team's React.js and Typescript web app

• Version controlled Datadog monitors using Terraform to meet SLO requirements

• Improved filtering metrics visibility by improving internal query indexing using Scala from application

logs

• Created a dashboard to visualize the team's delivery velocity and lowered delivery time to under 7 days

• Lead engineer on developing and maintaining different aspects of the project

• Built and maintained the project tools download web app

• Owned data pipeline to analytics team and stakeholders

• Managed and developed student employees as part-time engineers

Projects

# CalSPEED Crowdsource App

• Modernized the existing codebase from Android 2.2 to Android 12

• Incorporated Android Jetpack to detect 5G network signal information and test upload and download speeds

• Responsible for making sure our CSV report to the stakeholder is accurate and consistent

# Network Tool

• Optimized network bandwidth throughput using multithreading based on a preliminary testing algorithm

# Home Broadband

• Created home electronic bandwidth testing proxy through a Flask app on Raspberry Pi-like microcomputer

• Automated scheduled interval data collection using cron job

• Implemented nightly automated integration tests using Jenkins to validate the stability of the product and publish the test results to a dashboard

• Led meetings with senior engineers, directors, and stakeholders to present the scalability of new releases

• Converted 100+ manual QA tests into automation tests