Seoyeon(Stella) Choi

Dynamic Computer Science & Mathematics Teacher at Lake Forest Academy, skilled in Python and problem-solving. Developed engaging curricula for AP Computer Science, enhancing student performance and satisfaction. Proven ability to mentor diverse learners and troubleshoot technical issues, fostering a collaborative and innovative learning environment.

Member of Tau Sigma Honor Society Vice President of Society of Women Engineering Member of National Honor Society

 Software Engineering (2 projects)

▪ Developed a user-friendly health journaling application

▪ Successfully integrated front-end with the backend database, and received positive feedback from users.

▪ Led the entire development cycle, designed GUI with ReactJS and JavaScript, incorporated UI/UX principles, collaborated with backend engineers and sponsors, documented testing procedures, and utilized GitHub for version control and teamwork. https://github.com/Seoyeon-bot/HeathJournalingApp.git

AI

▪ Gained in-depth knowledge of advanced AI concepts and applications.

▪ Successfully applied techniques in coursework projects.

▪ Studied and implemented Constraint Satisfaction Problems (CSP), adversarial search (minimax, alpha-beta pruning), Expectimax, Markov Decision Processes (MDP), Reinforcement Learning (Q-learning), Convolutional Neural Networks (CNN), Recurrent Neural Networks (RNN), and neural networks for various tasks.

Data Mining Project (3 projects)

▪ Enhanced data analysis skills and applied various data mining techniques .

▪ Successfully analyzed large datasets and created insightful models.

▪ Utilized regression, ridge regression, clustering, feature selection, and regularization techniques. Employed algorithms like CART, Gini index,

and information gain using Python libraries (pandas, NumPy, scikit-learn) and tools (GitHub, terminal).

Database Management projects (3 projects)

▪ Developed efficient database management applications.
▪ Optimized storage and processing of data, ensuring functionality and stability.

▪ Programmed using Java, applied OOP concepts, used stream APIs, implemented slotted page organization, and external sorting algorithms.

▪ Analyzed datasets with SQL and PostgreSQL.

Computer Communications Networks

▪ Demonstrated efficient file distribution and reliable data transmission. 

▪ Successfully handled heavy traffic loads and ensured system stability.
▪ Programmed using TCP/IP, implemented cache and main server systems, and applied principles of Internet application architecture and networking protocols. Additionally, gained a thorough understanding of protocols such as DHCP, networking concepts including IP addresses, subnets, and web technologies like DNS. https://github.com/Seoyeon-bot/Computer-Networking-Communication. 

Computer Security

▪ Identified and mitigated various software vulnerabilities
▪ Successfully implemented techniques to secure applications

▪ Applied privilege escalation, buffer overflows, race conditions, SQL injection, cross-site scripting, packet spoofing, and TCP attacks. Utilized Ubuntu for hands-on programming and learning.

Portfolio Website

▪ Created an online portfolio to showcase skills and projects

▪ Successfully launched and maintained a functional website 

▪ Developed the website using HTML, CSS, and JavaScript.

Operating System

▪ Mastered essential operating system concepts and techniques
▪ Successfully implemented multi-threaded scheduling and memory management

▪ Worked on CPU scheduling, memory APIs, swapping, network file systems, virtual machines, free space management, paging, concurrency, and threads.