# Starr Yang > Software Engineer Location: San Francisco Bay Area, United States Profile: https://flows.cv/starryang I make computer go beep boop ## Work Experience ### Software Engineer @ Stripe Jan 2021 – Present | San Francisco Bay Area Led and designed integration of American Express Network Tokens at Stripe, meeting directly biweekly with American Express Tech VPs and completing end-to-end integration, contributing over 120 bps of authorization uplift Developed Stripe's Network Token solution for Visa and MasterCard, bringing Stripe to parity with competitor payment processors in authorization rate and enterprise features, and bringing in >50m in annual revenue. Helped design and bootstrap one of the first microservices deployed at Stripe. Ran and monitored experiments to ensure optimal network token usage for user authorization rates based on empirical data. Designed new lock-free cryptogram management system for Mastercard network tokens that eliminated almost all cases of cryptogram reuse and decreased overall latency. Managed operations and toil of microservice handling over 300 RPS of critical payments traffic. ### Intern @ Stripe Jan 2020 – Jan 2020 | San Francisco Bay Area Developed end-to-end system to make wire payments to external vendors for Stripe’s internal teams. Integrated directly with Stripe’s banking rails to optimize payment fees and speed. Processed 1 million+ the week after shipping. Still actively used as the go to tool for external vendor payments to this day ### Software Development Intern @ Citrix Jan 2019 – Jan 2019 | San Francisco Bay Area Researched efficient user profile models for contextual access, developed ip risk model, implemented security metric used in production by major Citrix applications through PySpark pipeline ### Software Engineering Intern @ Center for the Built Environment Jan 2018 – Jan 2018 | Berkeley, California Worked on web application to visualize the effects of the CBE's research into radiant cooling/heating systems for use by civil designers. Front end written in React Served by Flask with sqlite ### Deep Learning Intern @ uSens Inc. Jan 2018 – Jan 2018 | San Jose, California Worked on SSD and Yolo based object detection machine learning models for use in edge devices (mobile phones) for gesture detection. ## Education ### Bachelor's degree in Computer Science University of California, Berkeley Jan 2017 – Jan 2021 ## Contact & Social - LinkedIn: https://linkedin.com/in/starrtyang --- Source: https://flows.cv/starryang JSON Resume: https://flows.cv/starryang/resume.json Last updated: 2026-03-22