David H. Email & Phone Number

Irvine, California, United States

-Provided technical ML details for the YC interview as the third team member.-Led development of end-to-end ML systems: Redesigned proprietary online game to collect +5 million data points for training. Built text / image-based content generation user flows with +30K views through Langchain, GPT-4, and DALL-E by SFT and an optimized prompt builder. Worked with Next.js, Prisma, TypeScript, Tailwind CSS, and NextAuth.js (t3).

Durham, North Carolina, United States

- Contributed part-time to the in-house RNA-Targeted BIoactive ligaNd Database (R-BIND) Website- Conducted literature searches and reviews to extract experimental details of newly identified molecules, and implemented new search / validation features, using ViennaRNA with Shell / SQLite3 / Python / etc for a paper accepted to ACS Chemical Biology, which enables the scientific community to mine the new R-BIND 2.0 database and expedite the discovery of RNA chemical probes - Documented and revamped the 5-year-old website and various legacy scripts with ESLint / Stylelint using Airbnb’s ES6 style guide and Python 3.9 respectively, ultimately refactoring ~30,000 lines of code and removing ~9,000 lines of code

San Francisco Bay Area

- Contributed full-time to a MySQL / Flask / TypeScript / React / Next.js stack-based FinTech platform backed by YC- Coined and helped launched WealthWise™, a multi-asset portfolio manager, by overhauling its portfolio analysis visualizations, UI/UX, and mobile experience system-wide while also adding support for crypto and SnapTrade by Passiv to support 12,000+ banks and brokerages- Revamped Economy Explorer™ by implementing an ETF Screener with 2,000+ tickers and converting ~200,000 time series presented by ~30 HTML pages using Jinja into React components- Collaborated on the recommendation engine that produced 2-12 month forecasts for 100,000s of indexes at ~60% accuracy to provide “Portfolio Scores” and personalized recommendations to investors

San Francisco Bay Area

- Contributed full-time to a PostgreSQL / Express / React / Node.js (PERN) stack-based EdTech web app- Launched a new initiative, a self-recording page with RecordRTC, being used by more than thousands of users- Shipped 5 more major projects to production, from relational / recommendation / search features for courses to Lessons / Courses / Dashboard page overhauls, increasing overall course signup percentage from ~9% to 14%, course membership conversion from ~6% to ~10%, and lessons viewed per user and course views by 200% and 150% respectively- Won the internal company hackathon of ~25 by independently prototyping a fully functional chat system on the 1:1 Twilio video chat service using Redis / Socket.IO, later shipping it with an expanded Twitch-like audience chatting capabilities - Re-engineered Sass / Bootstrap based components with TailwindCSS, and removed ~30 dependencies by programmatically removing / testing unused packages, reducing the bundle size by ~20 MB

Mathematics And Statistics

Activities and Societies: AMA, DRC, DUQIS, and DAML

4.713/4.0