A software engineer who enjoys collaboration and embraces new challenges.
I strive to deeply understand both technology and product context to build meaningful services.
- (Apr 2023 – Nov 2023) Trainee, SW Maestro 14th
- (Apr 2023 – Nov 2024) Member, LikeLion (멋쟁이사자처럼)
- (Apr 2024 – Jun 2024) Backend Intern, Mobile App Development Cooperative
- (Jan 2025 – ing.....) Java Developer, Seculetter Inc.
- (May 2025 – Oct 2025) Member, YAPP Tech Community
- (Jul 2025 – Nov 2025) Yorkie, Mentee at Open Source Contribution Academy (OSCA)
- (Apr 2025) AWS Certified Solutions Architect – Associate – Amazon Web Services – ✅ Pass
- (Apr 2025) Engineer Information Processing – QNet (HRDK) – ✅ Pass
- (Mar 2023) SQL Developer (SQLD) – KData – ✅ Pass
- (Nov 2022) Network Administrator Level 2 – ICQA – ✅ Pass
- (Mar 2022) Computer Specialist in Spreadsheet & Database Level 2 – ✅ Pass
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TeamPlanner (Apr 2023 – Nov 2023)
→ Spring Boot, MySQL, Layered Architecture, React -
FoodLog (July 2024 – Dec 2024)
→ *Spring Boot, Flask, Mysql, AWS -
FlowBit (May 2024 – Dec 2024)
→ Spring Boot, Microservices Architecture, ApiGateway, Spring batch, MongoDB, MySQL, Docker -
nklcb (May 2024 – Dec 2024)
→ Spring Boot, MySQL, Docker, AWS , Scheduled
- 🥇 **YAPP 26th Demoday - 최우수상 2025.8 (2025)
- 🥈 Kangnam University Capstone Festival – 2nd Place (2025)
- 🥇 K-PaaS Cloud Platform Contest – Korea Cloud Association President’s Award (2024)
- 🏆 Kangnam University Academic Festival – 1st Place (2023)
- 🚀 Wanted Pre-Onboarding Backend Challenge – (2024)
yorkie- fix: resolve flaky TestBatchExpiration/Process_Expire_Batch testyorkie– Add project API key rotation for enhanced securityspring-boot– Add Date/UUID deserialization tonullSafeValuespring-boot– Add test for mapper transformation withnullSafeValuespring-data-jpa– Refactor: remove unused query parameter ingetCountQueryredis/lettuce– Replace hardcodedGT/LTwithCommandKeywordenumredis/lettuce– Update documentation for shaded JAR deprecation
- Bean 충돌 없는 멀티모듈 구성, 이렇게 설계했습니다
- 부동소수점의 함정과 해결법
- NOT IN 쿼리는 신중하게 사용하자
- HashSet<URL> 기반 악성 URL 중복 제거 로직의 함정과 해결기
- YAPP 직장인 동아리 서류합격 및 면접후기
- CKA 자격증 공부
- I majored in software engineering.
- I am interested in and studying backend development.
- I have a focus on learning Spring Framework, DevOps, CI/CD, and AWS-based infrastructure.
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aws
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mysql
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advanced java
- Email: hmg5959@gmail.com