Oleksii Alex Sudarin
Brooklyn
Summary
Accomplished Data Science Fellow at CUNY Tech Prep, adept in Python and SQL, with a proven track record in data analysis and machine learning. Demonstrated strong attention to detail while achieving a 95% accuracy rate in medical billing at ELENA FELDMAN OPTOMETRIST P.C., enhancing operational efficiency and data integrity.
Overview
4
4
years of professional experience
Work History
Data Science Fellow
CUNY Tech Prep
New York
08.2025 - Current
- Selected among 700+ candidates for a highly competitive data science fellowship with students from across the 11 CUNY senior colleges
- Gaining hands-on expertise in Python libraries like Pandas, NumPy, and Scikit-learn and SQL for data-intensive projects.
- Focusing on industry best practices for Exploratory Data Analysis (EDA), feature engineering, statistical modeling, data collection and processing, and machine learning techniques.
Web Developer
Brooklyn College Computer Science Club
Brooklyn
08.2025 - Current
- Developing and maintaining the club's official website using TS, Next.js, Tailwind, Java, SpringBoot, and Docker to promote events and increase member engagement.
- Managing website content and updates, ensuring information on meetings, resources, and events is current and accessible to all members.
- Developing an AI chatbot using LangChain to enhance user experience by providing quicker answers to common member questions.
- Https://bccs.club
Medical Biller and Coder/Accounting
ELENA FELDMAN OPTOMETRIST P.C.
Brooklyn
08.2022 - 08.2023
- Applied attention to detail and data integrity to verify and reconcile approximately 100 payments daily while maintaining a 95% accuracy rate.
- Minimized operational downtime by serving as the point of contact for IT support, troubleshooting and resolving all computer, software, and printer malfunctions.
- Utilized Microsoft Excel to organize patient financial data and generate key financial and administrative documents.
Education
B.S. - Computer Science, Data Science
CUNY Brooklyn College
Brooklyn, NY05.2026
Skills
- Java
- Python
- Pandas
- NumPy
- Scikit-learn
- Matplotlib
- R
- SQL
- HTML
- CSS
- JavaScript
- TypeScript
- C
- C#
- Rest API
- Flask
- Assembly
- SQLite
- MariaDB
- PostgreSQL
- Firebase/Firestore
- Nodejs
- ReactJS
- IDEA Intellij
- PyCharm
- Git
- GitHub
- Microsoft Office
- Adobe Photoshop
- GIMP
- Figma
- Unix
- Linux
- Insomnia
- Big data analytics
- Python programming
- Data analysis
- Web development
Languages
- Russian (Fluent)
- Ukrainian (Conversational)
Projects
StellarSearch, https://github.com/oleksiisud/slack-cluster-finder, 09/25, Engineered an NLP-powered search engine that utilizes semantic analysis to group Slack messages by context, overcoming the limitations of traditional keyword-based search., Built a hierarchical clustering pipeline using Python, scikit-learn, and Sentence Transformers to generate vector embeddings and organize chat logs into thematic groups with AI-generated labels., Python, FastAPI, scikit-learn, Sentence Transformers, React, D3.js, Supabase, Docker InterTech, www.github.com/birongliu/intertech, 08/25, Secured 1st place in the software engineering practices track by designing an AI Interview Prep application to practice behavioral and technical interviews., Architected an AI agent using Python, Flask, and LangGraph, implementing Deep Learning concepts via Large Language Models (LLMs) to conduct dynamic interviews and perform Natural Language Processing (NLP) for response analysis., Developed an interactive frontend to capture user responses and display personalized, AI-generated performance scores and data-driven feedback., React, TypeScript, Python, Flask, LangGraph, Ollama, React-Bootstrap HotelApp, https://github.com/oleksiisud/HotelApp, 02/25 - 05/25, Designed and implemented a relational database schema in MariaDB (SQL) to efficiently manage core hotel operations, including room bookings, guest data, event schedules, and services., Wrote complex SQL queries and transactions to enforce data integrity, prevent booking conflicts, and provide accurate, real-time updates for room availability., Developed a Java application to serve as a user-friendly interface to query the database, enabling staff and guests to view available rooms, manage bookings, and compute costs in real-time., Java, MariaDB, SQL
Languages
English
Advanced (C1)
C1
Accomplishments
Data Excellence Award
Recognized for delivering high impact analytics solutions that improved reporting accuracy operational visibility and executive decision making
Recognized for delivering high impact analytics solutions that improved reporting accuracy operational visibility and executive decision making
Timeline
Data Science Fellow
CUNY Tech Prep
08.2025 - Current
Web Developer
Brooklyn College Computer Science Club
08.2025 - Current
Medical Biller and Coder/Accounting
ELENA FELDMAN OPTOMETRIST P.C.
08.2022 - 08.2023
B.S. - Computer Science, Data Science
CUNY Brooklyn College