Winnie Chen

CS @ Stanford | SWE @ Twitch

Stanford, California, United States

About

Experience

  • Software Engineer at Twitch
    Jul 2025 - Present · 1 yr 1 mo

    Product Safety

  • Software Engineering Intern at Twitch
    Jun 2024 - Sep 2024 · 4 mos

    • Spearheaded design & implementation of full-stack User Alerts product to recognize streamers’ most important contributors • Presented technical design document to senior engineers, detailing implementation strategy and architecture • Developed Go-based backend services & GraphQL schema, queries, and resolvers; created reusable frontend components in React. Wrote unit tests and integration tests. • Led pre-deployment testing process, crafting an extensive test plan and conducting risk analysis through a production readiness review document to ensure performance & stability of the product • Collaborated with engineers, product manager, & design to drive alignment and clarity on product requirements • Led weekly project syncs with engineers, product manager, and manager to call out blockers and surface risks

  • Software Engineering Intern at Twitch
    Jun 2023 - Sep 2023 · 4 mos

    • Implemented and deployed full-stack product Shared Moderator Comments • Developed endpoints, service logic, and full API in Go • Built extensive testing infrastructure including unit tests, integration tests, load tests, and manual tests • Created new queries in GraphQL to fetch backend data, implemented new frontend components in React and TypeScript, collaborated with design and product

  • Computer Science Instructor at Juni Learning
    Jun 2022 - Jun 2023 · 1 yr 1 mo

    • Taught students 1-on-1 weekly lessons from Python, Java and C++ curriculum • Tailored lessons to individual students’ needs and guide students through coding best practices • Maintained thorough records for each student to track and analyze skill level progression and communicate regularly with family on student progress.

  • Software Development Team Lead at Stanford Code the Change
    Jan 2022 - Jun 2023 · 1 yr 6 mos

    • Led a team of Stanford students to contribute to open-source educational platform Oppia that supports high-quality learning opportunities for more than one million students with limited access to formal education • On the Oppia Dev Workflow team, implemented automated detection of security vulnerabilities, fixed CI check failures, and maintained the Oppia GitHub bot for developers