Erin Changyu Yan Email & Phone Number

New York, Ny, Us

(Pivoting Involved)Engineering and Product: - Architected, developed, and deployed a scalable, production-grade memorial page web application platform on DigitalOcean using ReactJS (frontend), Django (backend), and MySQL (database)- Designed the full database schema, implemented robust backend APIs, and developed secure user authentication to ensure seamless interactions and optimize server performance- Architected, developed, and launched a full-stack pet social media mobile application (ReactNative Frontend, Django Backend, MySQL) on the Apple Store, achieving 50 organic sign-ups within the first 4 weeks- Engineered and integrated Mailchimp-based email marketing automation with a custom Django backend and MySQL, driving a 20% boost in user retention- Integrated Heap Analytics to track user behavior and implemented data-driven UI/UX improvements, boosting satisfaction and engagement- Designed, developed, and launched a full-stack prediction tracking platform (ReactJS Frontend, Django Backend, MySQL)Others: - Conducted comprehensive market research on memorial pages, pet social media, academia, and prediction markets, driving strategic pivots and product decisions- Conducted 120+ user interviews to validate ideas and gather feedback, directly influencing product iterations- Executed social media strategies and created compelling posts with Adobe Illustrator, increasing engagements from 0 to 5,000+

Mountain View, Ca, Us

Team: Drive Data Integrity- Designed, developed, and maintained data validation pipelines for Google Apps, ensuring data consistency across multiple applications- Built and designed systems to process and validate over 20 billion data records, detected and resolved over 400,000 data integrity issues- Investigated and implemented client-side data handling practices, adapting data reading strategies to meet diverse global data policies- Implemented and managed scheduling systems and cron jobs for pipeline operations to ensure over 1000 daily tasks ran correctly- Developed plugins to feed data into the validation engine, streamlining the data processing and validation output generation- Identified and implemented solutions for client-side data inconsistencies, addressing root causes and reducing error occurrences by 50%- Built a comprehensive monitoring and alerting system that reduced anomaly detection and response times by 80%

- Designed, implemented, and deployed a full stack, production-level authentication system- Designed and implemented backend for production-level employee management system - Designed a complete relational database for production-level employee management system; Populated corresponding data in SQL; Deployed the Database on AWS- Implemented web applications for social network analysis at iCatalysts (Vue frontend, Flask backend, AWS Amplify)- Designed software architecture and project management methodologies, and developed a full stack Machine Learning Readiness Survey for Loxz Digital Group- Implemented APIs for video batch-preprocessing and automatically detecting and generating face landmarks; Also developed warping functions for face swapping- Designed and developed a full stack application as a library for Middle East Literature

San Francisco, California, Us

- Implemented new features and data analytics tools on sentiment analysis, product performance, streamer popularity, and multi-language support on web app frontend- Implemented full-stack tools for the sales team to automate user access management- Built backend web crawlers to fetch and parse raw text data from the internet- Designed and developed backend system-monitoring tools and issue tools for on-call engineers- Implemented automated unit, integration, and end-to-end tests for both frontend & backend- Trained NLP classifier for new text data and optimized model size on disk

San Francisco, California, Us

- Researched and designed models and data structures for drug molecules - Implemented Monte Carlo Methods and Genetic Algorithm to simulate the chemical reaction processes- Developed machine learning models to predict drug molecules' binding affinities to target proteins, reducing both monetary costs and time by over 99% compared to traditional docking experiments- Developed optimization tools and increased model testing accuracy by 30%

Los Angeles, California, Us

- Implemented React components for the frontend of the Phoenix Web App that can be used to understand and assess the effect of human behavior on system risk, thereby incorporating this into Probabilistic Risk Assessments with the overall goals of assessing and reducing the likelihood and consequences of errors made by human operators of complex systems (e.g., nuclear, aerospace, maritime).

Los Angeles, California, Us

Worked at Center for Vision, Cognition, Learning, and Autonomy (VCLA)- Implemented the “mask” layer, which are loss functions for input feature maps of each filter to make the black-box Convolutional Neural Network “interpretable”- Implemented APIs for pre-processing and feeding input image data to models- Designed, implemented, and managed Amazon Mechanical Turk sites using HTML, CSS, and analyzed collected labeling data using Excel

Los Angeles, Ca, Us

- Manufactured microfluidics chips that are used as micro-vessel models for micro-vascular stroke research experiments- Implemented functions and made diagnosis predictions based on cell movements

Los Angeles, Ca, Us

- Ran “daily trade reports” for distribution to Execs and PM’s by EOD- Calculated individual IRR for high net worth clients- Assisted Accounts Payable with processing invoices, allocation schedules, and contacting vendors- Performed tax basis calculation for Hedge and Private Equity investments- Organized and distributed capital call and distribution letters for individual investors

Bachelor Of Science - Bs, Computational Mathematics

Summer Program, Engineering

Summer Program, Entrepreneurship/Entrepreneurial Studies