Dundee Zhang

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I'm a software engineer studying Computer Science at the University of Waterloo. Feel free to reach out via email or X for a chat.

  • Product/ML Engineer @ CodeRabbit
  • AI evaluation: Built a framework across 100+ repositories, cutting experiment setup time by 70%. Added transactional BigQuery pipelines for 3K+ experiments with validation and static analysis.
  • Benchmark data: Built an AI-powered platform that mines real bugs from merged open-source pull requests, producing higher-quality evaluation datasets. Analyzed thousands of AI review outputs to uncover failure modes and guide model and product improvements.
  • Sandboxed tooling: Enabled secure analysis and external integrations in isolated environments. Improved context with Valgrind, Clang, golangci-lint, and ESLint, reducing token costs by 40%.
  • Slack integrations: Shipped 20+ integrations for CodeRabbit's Agent in Slack, including Jira, Salesforce, Sentry, PagerDuty, Datadog, Notion, HubSpot, and Intercom. Covered OAuth, credentials, runtime authentication, and testing.
  • Product platforms: Owned Settings V2 from foundation through general availability and built the frontend for agent learnings on a platform serving 80K+ daily users. Delivered an upgraded command palette, live preview, and clearer settings actions.
  • Software Developer @ airfairness
  • Claims architecture: Redesigned claims processing to remove bottlenecks, doubling throughput while reducing latency.
  • Validation flows: Built frontend and backend data processing with enforced input schemas, reducing errors by 20%.
  • Data integrity: Added validation and integrity checks that prevented invalid submissions, improving valid claims by 50%.
  • UX and accessibility: Improved the end-to-end claims experience to meet WCAG standards, increasing completion of started claims flows to 75%.
  • President + Advisor @ UW Computer Science Club
  • Led 70+ students across technical events and club operations while securing $20K+ from sponsors for infrastructure upgrades.
  • Director + Council Representative @ UW Mathematics Society
  • Represented students in society governance and council.