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Dayou (Wally) WuEMAIL AVAILABLE Street Address  NE 10th St, Bellevue, WA PHONE NUMBER AVAILABLE LinkedInSUMMARYActively seeking full-time Data Scientist positions starting July 2024. Self-motivated and data-driven Engineer with hands-on experience in Data Engineering, Software Development, and Machine Learning ResearchProgramming Skills: Python, SQL, Tableau, Power BI, PyTorch, AWS, Hugging Face, GCPDatabase Skills: MySQL, PostgreSQL, AWS OpenSearch, AtlasDB, MongoDB, Hadoop, Spark, Neo4j EDUCATIONUniversity of Illinois at Urbana-Champaign May 2024Master of Computer Science (Aug 2023  May 2024) Average GPA: 3.70Bachelor of Science in Computer Science (Aug 2019  May 2023) Average GPA: 3.69 INTERNSHIP EXPERIENCESUIUC Coordinated Science Laboratory Urbana-Champaign, Illinois Research Assistant (Temporal Reasoning in LLMs) May 2023  PresentAnalyzing ideology influence pathway through Graph Convolutional Network among over 420 thousand Twitter users, securing a 40 million USD investmentCrawling post information on multi-platform through selenium automation requests and streamlined it into PostgreSQL for subsequent neural network constructionDeveloping a front-end data visualization of ideology heatmap and timeseries data through React.jsCleaning noisy, informal Twitter Dataset and identifying events based on modified TF-IDF filter Visa Inc. Austin, TexasFull Stack Data Engineer Intern May 2022  Aug 2022Developed and implemented automated Python scripts to troubleshoot pre-maintenance issues in a Hadoop data system, reducing database maintenance time from several days to mere minutesEngineered SQL tables to organize different workflows into multiple tables for query optimizationComposed automated emails using HTML, CSS, and Python to report resultsCollaborated across departments to demonstrate work achievements and coordinate data permissions PROJECT EXPERIENCES(ML+Computer Vision) PawMeme, Automated Pet Meme Generator Urbana-Champaign, Illinois Data Engineer, Machine learning Engineer Jan 2024  May 2024Created an automated meme generator for pet photos based on Convolutional Neural Network, with 87.8% accuracy in pet sentiment analysis, out-performing the state-of-the-art Facial Expression Recognition modelsImplemented object detection mechanisms to capture pet photos in videosIntegrated the algorithm into Raspberry Pi device for pet monitoring and automatic meme generation(ML+NLP  Workflow Automation) CAII 2024 Ashby AI Hackathon Urbana-Champaign, Illinois Full-Stack Software Engineer, LLM Researcher Apr 2024  Apr 2024Built a Workflow Automation tool leveraging LangGraph, enabling Large Language Models (LLMs) to autonomously manage workflows, wining second place in the Ashby AI HackathonFine-tuned an unsupervised (LLM) reasoning model through zero-shot training and testingEvaluated the operational efficiency of each component using LangSmith metrics, optimized low-performance elements through parallelization, achieving a 90% reduction in execution time(NLP  User Behavior Prediction) IEEE INCAS Competition Urbana-Champaign, Illinois LLM Model Developer Aug 2023  Jan 2024Achieved a 64% performance improvement over the baseline model by predicting 300,000 user engagement pairs in hashtag clusters through self-developed python Logistic Regression modelClustered thousands of Twitter hashtags using K-means and TwHin-Bert LLM embeddingsDeveloped RNN, LSTM, Replay models for performance evaluation on multilingual datasetsCo-authored a paper on social media influence graph mapping, got accepted by the IEEE-Trans conference