Summary
Overview
Work History
Education
Skills
Timeline
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Youngjoo Kim

Backend Software Engineer (Java/Spring Specialist)
Yongin-si

Summary

Backend Software Engineer at Saltware Inc., contributing to the development and maintenance of the Enview enterprise platform. Experienced in designing and implementing Java-based backend modules, RESTful APIs, and system integrations tailored to client environments. Skilled in performance optimization, reusable component development, and delivering secure, maintainable code. Participated in Android application maintenance projects, enhancing usability and stability through bug fixes and feature updates. Adept at collaborating across teams to translate requirements into scalable, user-focused solutions.

Overview

7
7
years of professional experience

Work History

Backend Software Engineer

Saltware Inc.
Gwacheon-si, Gyeonggi-do
11.2022 - Current
  • Enhanced system performance and scalability by refactoring legacy code, implementing reusable components, and optimizing database queries.
  • Developed reusable components that significantly reduced development effort on multiple projects.
  • Designed and implemented modular code architecture, improving scalability and ease of future enhancements.

Android Application Developer

DOTHEAL Co., Ltd.
11.2021 - 09.2022
  • Developed a mobile application integrated with hardware posture sensors via UART and Bluetooth communication, providing real-time posture improvement feedback to users.
  • Participated in design and planning exercises for future software rollouts.
  • Designed new features for mobile apps to provide mobile functionality for brand features.
  • Guided team in layout modifications to improve functionality.
  • Scaled applications efficiently using cloud-based services such as Firebase to handle increased usage demands.

Android Application Developer

Goonies Co., Ltd
01.2019 - 11.2021
  • Bug fixing, performance optimization, UI/UX improvements, and new feature integration for existing applications.
  • Google Play Store Management – App release process, crash report analysis via Firebase Crashlytics, and user feedback-based updates.

Education

High School Diploma -

Yangyoung Digital High School
Seongnam, South Korea
04.2001 -

Skills

SQL

Java

HTML and XML

Python

API development

Git proficiency

Debugging techniques

Mobile app architecture

UI and UX design skills

Algorithm implementation

Timeline

Backend Software Engineer

Saltware Inc.
11.2022 - Current

Android Application Developer

DOTHEAL Co., Ltd.
11.2021 - 09.2022

Android Application Developer

Goonies Co., Ltd
01.2019 - 11.2021

High School Diploma -

Yangyoung Digital High School
04.2001 -

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Youngjoo KimBackend Software Engineer (Java/Spring Specialist)