Kevin Tseng Email & Phone Number

San Francisco, California, Us

San Francisco, California, Us

- Lead the contribution pillar in the Core Experience org consisting of 25+ engineers and managers. Supporting teams in content creation, profiles, taxonomy, and business experiences - Built and led a new team, growing a team of 10 engineers from scratch in a 0->1 space to launch Reddit Pro, a B2B engagement tool - Led the migration of the mobile composer to a modern stack using Compose/SliceKit, GQL, and Kotlin/Swift, increasing successful posting from 79% to 95% - Ran the execution for a new web experience optimized for speed on major surfaces, reducing latencies by 40% on feeds, profiles, and composers

San Francisco, California, Us

- Worked on the Content Creation team whose mission is to make contributing at Reddit easy, fun, and rewarding - Full stack consumer product team that built tools to enhance the creation experience for posting and commenting - Launched a set of real-time liveliness indicators that drove +3.3% more comments and +1.2% more votes - Launched the ability to add images and Giphy integrations into comments. This now accounts for 125k comments/day, with an average increase of 2.1x more engagement/comment

- Supported and grew the friending pillar in Facebook's growth team from 6 engineers to 14 engineers + 1 manager - Focused on user growth through healthy graph building and network engagement, consistently adding 3M high value friendships/day each quarter - Built user facing products across all major FB interfaces (Android, iOS, www) and strove to deeply understand user problems in a data driven fashion to maximize user retention

- Worked on multiple product areas across the Facebook Android app, including notifications, sports, and friending - Iterated on mature products and guided them through a second stage of growth as the tech lead - Built out 0->1 features and took these from conception to launch

Sunnyvale, Ca, Us

- Security Infrastructure team. Worked on Apache Traffic Server plugins to mitigate malicious requests at a proxy tier (Scraping, XSS) - Developed automated scanners deployed across internal boxes to scan and monitor for sensitive data leaks (passwords, CC #'s) - Worked on internal anomaly detection service that aggregated data sources at the scale of 20M+ logs/ day

San Francisco, Ca, Us

Full stack engineer. Node+Mongo+Redis stack. Developed metric monitoring dashboards and APIs for ad campaigns serving both advertisers and publishers in mobile apps.

Seattle, Wa, Us

Marketplace team. Created internal tool to provide access to database configuration and metadata.