H
Hyojin Ahn
About
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Markham, Ontario, Canada
Résumé
Jobs
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Java Backend DeveloperCMiCSep 2020 - Jan 2025 (4 years 5 months)Works Real Time Integration backend webservices.
Provides REST api 3rd ERP party programs.
Develops backend webservices of Human Capital Management ERP Product.- SWeb Solution DeveloperSindohJul 2009 - Feb 2018 (8 years 8 months)Implemented full-stack web applications, integrating printer usage and developing features in the server-based solution. Developed embedded solutions in printers. Additionally, utilized Java Message Service for messaging between components, and employed PL/SQL for database interactions, enhancing data management capabilities. Managed database administration tasks, ensuring optimal performance and reliability of the systems. Leveraged Spring Boot and the Spring Framework to streamline application development, while also implementing web services on Redhat to improve service delivery.
Education
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- Postgraduate DiplomaConestoga CollegeJan 2019 - Apr 2020 (1 year 4 months)
- Bachelor of Telecommunication EngineeringKorea UniversityMar 2002 - Aug 2009 (7 years 6 months)
Projects (professional or personal)
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- TTour and Tour Conductor Matching AppJan 2025 - Current (1 year 10 months)• Developing a full-stack web application for matching freelance tour conductors with travel agency tour postings. • Backend built with Spring Boot, JPA (Hibernate), and JWT-based authentication for secure access control. • Designed RESTful APIs for tour registration, conductor matching, and rating systems. • Frontend implemented with React, including dynamic UI components, modals, and interactive timelines. • Built user-friendly features such as rating submissions, language-based filters, and agency dashboards.