YUE (ELSIE) WU

University of California, San Diego

Master of Science in Computer Science

New York University

Bachelor of Arts in Computer Science

PayPal · Software Engineer Intern

• Built a LangChain-powered chatbot indexing 700+ docs into a vector database so developers can run semantic search across resources.
• Implemented retrieval pipelines that orchestrated embedding APIs and GPT-based responses for multi-turn prompts.
• Boosted answer accuracy from 76% to 92% by running feedback loops with 3K+ weekly queries and tuning prompts.
• Engineered AI agents that translated, validated, and flagged doc deltas, pushing Jira issues and GitHub PRs automatically.
• Cut documentation update cycles from seven to three days by deploying the automation workflows and saving a person-day weekly.

GYFR · Software Engineer Intern

• Built a Golang + Gin transaction backend powering account management and gym reward redemptions.
• Exposed CRUD services over gRPC with protobuf contracts backed by PostgreSQL for type-safe data access.
• Ran asynchronous jobs with background workers and Redis queues to fan out distributed processing.
• Improved PostgreSQL throughput by 40% through targeted indexing, caching, and safe rollback patterns.
• Containerised the stack with Docker, wired CI/CD in GitHub Actions, and deployed to AWS EKS.

JD.com · Software Engineer Intern

• Developed Spring Boot + Vue.js BI modules used by 20+ logistics teams to monitor warehouse operations.
• Designed RESTful APIs with MySQL persistence and connection pooling for reliable CRUD throughput.
• Reduced MySQL query latency by 45% via targeted indexing and pooling improvements.
• Delivered Vue.js UI components (filters, charts, realtime search) to drive data-driven decisions.
• Launched the visualization stack behind an Nginx proxy with Kafka ingesting 10K+ metrics daily.

Cosmoe-AI Decision Application

React · NestJS · Prisma · PostgreSQL · Expo · Google Generative AI · Kafka

• Built a TypeScript/Expo front end with a NestJS backend deployed across iOS, Android, and the web.
• Enabled multimodal capture so the LLM can reason over photos and environment context from the camera.
• Designed iterative prompt pipelines on Google Generative AI for decision guidance and persona shifts.
• Implemented JWT auth plus Prisma/PostgreSQL migrations, backed by Jest tests for reliability.
• Streamed events over Kafka to sync decisions across clients with Prometheus + Grafana monitoring.

Face Recognition Web Application

React · Node.js · Express · PostgreSQL · Clarifai API · Elasticsearch

• Integrated the Clarifai API with a React + Node.js stack to run AI face detection on uploaded images.
• Implemented secure REST APIs with Express and PostgreSQL for user records and submission history.
• Backed search with Elasticsearch to query image metadata, improving response time by 60%.
• Protected auth flows with JWT + bcrypt and hardened validation on every route.
• Shipped reusable UI components so client pages stay fast and maintainable.