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Software Engineering Data Science

Location:
San Diego, CA
Posted:
April 14, 2025

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Resume:

Joseph Jun

San Diego, CA *****@****.*** 301-***-**** linkedin.com/in/j2jun github.com/j2jun EDUCATION

University of California, San Diego (UCSD) – La Jolla, CA Sep 2022 - Dec 2024 Bachelor of Science in Mathematics-Computer Science Coursework: Data Mining, Data Structures, Data Science, Optimization Algorithm in ML, Software Tools, Cryptography, Advance Software Engineering

Orange Coast College (OCC) – Costa Mesa, CA Jan 2020 – Jun 2022 Associate of Science in Computer Science

Coursework: Data Structures, C++, Java, Discrete Structures, Computer Architecture, Software Engineering Awards: OCC Student Leader Award, Young Christian Leaders Scholarship, Dean’s List Involvement: Vice Chair of Fiscal Affairs Council, Computer Science Club, Speech & Debate Team SKILL

• Languages: Python, C++, Java, JavaScript, HTML, CSS, SQL, Solidity

• Web & Backend: Node.js, Express.js, React, PostgreSQL, MySQL, Django

• DevOps & Tools: Git, AWS, Linux, Bash

• Machine Learning & Data Science: NumPy, Pandas,

Scikit-learn, TensorFlow, Matplotlib

• Language: English (Fluent), Korean (Native)

• Security Clearance: SECRET

EXPERIENCE

CITMIT (Construction Management Platform) - La Jolla, CA Jun 2023 - Sep 2023 Backend Developer Intern

• Optimized MySQL database queries using indexing and caching strategies, reducing query execution time by 30% and improving overall system responsiveness.

• Implemented Redis caching, decreasing database load by 50%, enhancing performance for high-traffic queries.

• Designed and deployed an automated backup system using Bash scripting and AWS S3, ensuring zero data loss and improving data recovery processes.

Tech for Good Inc. - Boston, MA Jun 2021 - Aug 2021 Software Engineering Intern

• Developed Cryptonate, a blockchain-based donation tracking platform using Solidity and JavaScript, increasing transparency and donor trust.

• Designed and implemented secure smart contracts, eliminating 100% of fraudulent transactions.

• Built a PostgreSQL database with optimized queries, reducing transaction verification time by 40% for seamless processing.

• Developed a leaderboard feature in JavaScript to gamify donations, leading to a 35% increase in donor engagement. U.S. Army - Tacoma, WA & Pyeongtaek, South Korea Sep 2015 - Jan 2020 Sergeant Administrative Manager Squad Leader

• Supervised and maintained $3M+ worth of military equipment, achieving a 95% pass rate in inspections by implementing effective inventory control and preventative maintenance strategies.

• Led and mentored a team of 15+ soldiers, facilitating skill development and career growth, resulting in 3 promotions and 5 successful PT test improvements.

• Streamlined dining facility operations, optimizing resource allocation and budgeting, reducing operational costs by 20% while maintaining high service quality.

PROJECT

Sonus X32 – Audio File Management System (React, Node.js, PostgreSQL)

• Developed Sonus X32, a web-based file management system for Behringer X32 mixers, eliminating 100% of file retrieval errors and ensuring accurate scene restoration.

• Automated scene storage and retrieval, reducing setup time by 50%, leading to a smoother workflow for the media team. 404 – Academic Planner Platform (HTML, CSS, JavaScript, Git)

• Led backend development, designing a REST API that improved response times by 35%, enhancing user experience.

• Implemented unit tests (Jest) and CI/CD pipelines (GitHub Actions), ensuring 90% test coverage, reducing deployment risks and increasing code reliability.

Alina – Smart Light Control App

• Managed a team of 6 developers in an Agile environment, overseeing the creation of a smart lighting control app that improved energy efficiency by 20%.

• Refined UI/UX design based on client feedback, simplifying functionality and increasing usability ratings from 6/10 to 9.5/10, improving overall user satisfaction.



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