• Leveraged the Spring framework (Core, IoC, Web, Security) to build scalable, maintainable applications while utilizing AWS for automated deployment and infrastructure management.

• Developed and executed comprehensive JUnit test suites, ensuring high coverage and reliability for critical business logic through unit and integration testing.

• Designed and implemented a Spring Batch job to efficiently process and analyze millions of records from CSV files, optimizing data accuracy and performance.

• Applied advanced encryption techniques and security principles, including the principle of least privilege, to ensure maximum data integrity and confidentiality across systems.

• Architected a new user messaging pipeline to incorporate web-sockets using the Turbo Stream framework and Rails, enabling real-time communication and networking between clients and volunteers

• Developed the backend CMS features of the platform, enabling admins to efficiently manage and update their content without the need to create support tickets from the developer

• Worked with software engineering leads and cross-functional team members in an Agile environment to efficiently transition legacy React/Rails 3 web application to Rails 7, and resolve and debug issue tickets

• Coordinated with UX design leads to help flesh out and implement their design ideas while keeping code maintainable

• Managed and instructed 7 groups of up to 14 students, ages 3 through 12, in basic to advanced English – receiving 98% positive work feedback from administration evaluations

• Volunteered to lead an adult outreach class to provide an English learning experience to those looking to further their career opportunities

• Constructed detailed PowerPoints to facilitate virtual teaching experience

• Mentored new teachers by explaining company policies, demonstrating classroom procedures, and constructing tutorials on how to use school resources – reducing training period from 7 days to 5

• Represented LOY Education to Incheon government officials by leading demonstration classes to continue to receive government financial support for the company

• Directed campus tours and provided detailed information about UNL to groups of 5 to 25 prospective students

• Addressed and alleviated concerns of potential students and parents by providing accurate and thorough answers

• Promoted study abroad experiences through volunteer study abroad panels and informational booths

• Documented company and employee expenses using accounting software Sage X3 and excel – allowing for easy Value Added Tax (VAT) government refund requests

• Reconciled the company’s 3 bank accounts by identifying missing journal entries and keeping accurate records

• Assisted senior financial analysts’ reports through finding and compiling relevant company data – reducing time to finish reports