# Augustus Yuan > Growth Eng @HeyGen | ex-Twitch, Evernote Location: San Francisco Bay Area, United States Profile: https://flows.cv/augustusyuan Growth @ HeyGen. Previously Sponsorships @Twitch. Core Web @Evernote. Fullstack Developer. Quote-lover. Education Enthusiast. Forever a student. I love anything and everything about the web and I am currently obsessed with the education space, data visualization, and of course the future of how we interact online. ## Work Experience ### Software Engineer @ HeyGen Jan 2025 – Present | San Francisco Bay Area ### Sr Software Engineer - Sponsorships @ Twitch Jan 2023 – Jan 2024 | San Francisco Bay Area * Led frontend development of Twitch's first native sponsorship products including Streamer-Read Ads (inline scripts for streamers to read on behalf of advertisers) * Led fullstack development of Sponsorships on Creator Dashboard (a native sponsorship dashboard for creators to sign sponsorship contracts and manage their sponsorships) * Maintain existing sponsorship features including Bounty Board, Channel Skins which include working with sales representatives to assist with client issues, oncall toil ### Software Engineer - Ads & Promotions @ Twitch Jan 2019 – Jan 2023 | San Francisco Bay Area * Maintain and build services that power the frontpage of twitch.tv's carousel (including Featured Content, backfill recommendations for creators) * Pioneered new promotional product offerings including Boost Challenges, Community Boost which enable viewers to help promote their favorite creators to the frontpage (patent approved) * Partnered with applied data scientists to integrate CTR prediction models deployed via Sagemaker to choose best promotions to recommend to viewers * Led and spec'd out the work to create a new ad format on Twitch called Stream Display Ads -- the first non-interruptive ad format on Twitch that would be shown to viewers without blocking or muting the stream content that pays creators. Part of an Amazon S-Team goal ### Software Engineer - Video Ad Experience @ Twitch Jan 2019 – Jan 2019 | San Francisco Bay Area * Worked on TwitchCon 2019 D-team projects to help push a company-wide goal to encourage creators to run more ads and improve the overall ad experience * Led the frontend development effort of Picture-by-Picture (a project that would enable viewers to watch a stream while an ad was playing) reducing bounce rate of viewers from streams and increasing overall engagement of viewers who watch ads on a stream * Maintain existing Golang microservices that manage ad delivery, and ad declines (reasons a viewer should not receive ads) ### Senior Software Engineer - Web Client @ Evernote Jan 2016 – Jan 2019 | Redwood City * Worked on Evernote webclient (https://evernote.com/client/web) * Helped with the React+Redux rebuild of our webclient which was previously on Google Web Toolkit * Work closely with service backend API teams to help define new APIs (as well as prototyping the first iteration of Evernote's flagship business product Spaces (https://evernote.com/business/spaces)) * Notable features I've worked on include Spaces, drag-and-drop, analytics integration with Tealium, performance optimizations for users who have large accounts, component library using Storybook * Help define onboarding process for the Web team and lead onboarding workshops for new Web engineers to help them get started on React, Redux * Mentored two past interns (and plan on mentoring more) -- see my Medium article! * Technologies include React, Redux, ES6, Webpack, Mocha, Google Web Toolkit, Java, MySQL ### Frontend Engineer - Marketing Website @ Evernote Jan 2014 – Jan 2016 | Redwood City * Worked on marketing website for 2 years and developed landing pages for pages all over https://evernote.com * Landing pages would include responsive design, support for 20+ languages, and core registration flows for users * Fleshed out A/B testing framework built on top of Google Analytics experiments framework and fleshed out QA plan to test different variants for users to help target our goals for acquisition * Worked on key partnerships between Evernote and other companies including Visa, Tested.com (Mythbusters), and Google * Technologies used on marketing website include PHP, Sass, JavaScript, Browserify, React.js, Jenkins, Google Analytics * You can see these pages on http://web.archive.org/web/*/evernote.com and accessing 2014-2016 ### Analytics Software Engineer Intern @ Evernote Jan 2014 – Jan 2014 * Started off as an Analytics intern and worked on building our internal analytics dashboard where employees can see graphs made with D3.js of Evernote's metrics including acquisition, engagement, retention * Technologies used include Drupal/PHP, Sass, JavaScript * Wrote up documentation and created ERD diagrams of our analytics database schema ### President @ Chinese Student Association Jan 2013 – Jan 2014 | University of Washington ### Student Web Developer @ UW College of Engineering Computing Services Jan 2012 – Jan 2014 | UW College of Engineering Worked on UW College of Engineering pages on uw.edu. PHP stack and explored PHP frameworks/libraries (Symfony, Zend). TortoiseSVN for version control (SVN) ### Software Engineer - UI Intern @ Workday Jan 2013 – Jan 2013 | Pleasanton, CA Using D3.js and GWT, I helped with coding an HTML5 version of their Flash-based organization chart. ### Student Assistant @ UW Housing Food Services Jan 2011 – Jan 2011 | University of Washington ## Education ### Bachelor's Degree in Informatics Human-Computer Interaction University of Washington ### High School Diploma Dougherty Valley High School ## Contact & Social - LinkedIn: https://linkedin.com/in/augustusyuan - Portfolio: https://augustus.dev --- Source: https://flows.cv/augustusyuan JSON Resume: https://flows.cv/augustusyuan/resume.json Last updated: 2026-04-11