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Charles Tang

APMA at Brown University

Massachusetts, USA

About

I am student at Brown University, pursuing an interest in Applied Mathematics, Computer Science, and Artificial Intelligence. I am most interested in problems regarding using AI and mathematical modeling to solve real-world problems.

Education

Brown University

2024 - (2027)
Bachelor's Degree in APMA-CS (Applied Mathematics + Computer Science)
Relevant coursework: TBD

Worcester Polytechnic Institute

2023 - 2024
Computer Science and Mathematics
GPA: 4.0 / 4.0
Relevant coursework: Calculus, ODEs, LinAlg, Discrete, Probability Theory, Real Analysis, Stochastic Models, Econometrics, Object Oriented Programming, Algorithms, Intro to ECE

Work Experience

BJ's Wholesale Club
Westborough, MA

Jun. 2024 - Aug. 2024

Robotics & Automation Intern

Analyzed 3 months of forklift data to optimize DC layouts. Created first-ever DC maps & simulated millions of routes (Matplotlib) to streamline picking/delivery. Standardized Xdocking KPIs & recommended improvements to DC Operations. Optimized DC forklift picking operations using shortest path algorithms (BFS) and route optimization techniques (greedy algorithms, VRP, constraint programming). Improved operator efficiency by 30% with an ROI of $1 million+ annually. Designed Robotics team status report (Excel) delivered to COO weekly, as well as an Excel data dashboard extracting performance insights on Tally (BJ's flagship club robot) across 200+ clubs nationwide.

IOMICS Corporation
Cambridge, MA

Dec. 2023 - Aug. 2024

Machine Learning Intern

Researched and delivered recommendations (50+ papers read/literature review) to medical specialists on various deep learning techniques, including computer vision architectures (ViTs, CNNs, FCNs, image processing) for traumatic brain injury analysis. Developed RAG app with LangChain, Ollama (mistral, llama3, dbrx, openbiollm), Docker, and FastAPI. Answered 90-95% of questions accurately on expert-grade medical questions with web-search capabilities to be on par with billion-dollar platforms like PerplexityAi, SciSpace, etc. Implemented custom evaluation framework for 10+ LLMs and deployed to a multi-million dollar advanced life sciences platform. Contributed to HuggingFace open-source with quantized and merged medical models. Researched fine-tune, merging, and other LLM optimizations.

Iridium Tutoring
Southborough, MA

2020 - 2024

Founder & Lead Director

Founded and led 501c3 organization providing free tutoring to K-12 students nationwide, impacting 500+ students with 10K+ tutoring sessions, fundraised $15K+, and featured nationwide on television. Implemented organization-wide tutor training and educational resources and onboarded 100+ tutors and volunteers with an average tutor quality of 4.8/5.0. Pioneered Courses@Iridium, Coding for Kids, and Webinars@Iridium projects with hundreds of students attending. Developed Django + MySQL web portal for hundreds of tutors, students, and administrators. Eliminated tutoring session management saving $5000/yr and enhanced student data privacy.

Projects

= production app

A digital student attendance system

ReactJS
NodeJS
ExpressJS
MySQL
Raspberry Pi
Python

Financial market AI RAG app with dashboard UI

LangChain
FastAPI
ReactJS
Ant-Design
Firebase

B2C tutoring portal for students and tutors

Django
MySQL
Bootstrap
CPanel

Career advancement with micro-projx

Firebase
ExpressJS
ReactJS
NodeJS
Ant-Design

Academic planner (2024 WPI GoatHacks Winner)

Firebase
ExpressJS
ReactJS
NodeJS
Ant-Design

Food pantry management system

ReactJS
HTML/CSS
MUI
Firebase

SOTA vision-based cyclist detection model

Python
Rasbperry Pi
Tensorflow Lite

Papers

Math modeling paper written for 2023 HiMCM challenge

USA Outstanding Winner (1st/967)
NCTM Award

Logit regression analysis of discrimination

ECON 3130

Math modeling paper written for 2023 IMMC challenge

Intl. Meritorious (Top 6)

Math modeling paper written for 2022 HiMCM challenge

USA Finalist (Top 6%)

Math modeling paper written for 2022 M3 Modeling challenge

2nd Round Selection

Certificates

Image/video segmentation algorithms specialization

MathWorks

Computer vision, generative models, custom fxs specialization

DeepLearning.AI

TF CNNs, RNNs, LSTMs, time-series analysis specialization

DeepLearning.AI

Principles of DL specialization

DeepLearning.AI

Skills

Python
Keras/Tensorflow
LaTeX
Java
ReactJS
NodeJS
Django
HTML/CSS
MatLab Image Processing
MySQL
Firebase
LangChain
Math modeling
Data Visualization/Analysis
Math modeling