DongUk Lee
Product Engineer at inflearn
Seoul, Korea, Republic of
Summary
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RockstarDongUk Lee is a Product Engineer based in Seoul with 11 years of hands-on experience building full-stack Spring Boot web services and production CI/CD pipelines. He focuses on backend development—designing controllers, DTOs, repositories, and service layers—while also delivering front-end views and OAuth2 integrations for polished user flows. His open-source contributions include practical, widely referenced Spring Boot tutorial repositories and a Telegram-based recruitment scheduler that ties backend logic to serverless APIs and Travis CI-powered deployments. Comfortable spanning development and DevOps, he brings a pragmatic product mindset that turns tutorials and prototypes into deployable, test-covered services.
11 years of coding experience
Stackoverflow
40reputation
204reached
2answers
1question
Github Skills (39)
api-rest10
telegram-vc-bot10
javascript10
api-design10
restful-api10
travis-ci10
cicd10
java10
javas10
junit10
spring-boot10
telegram-bot10
rest-api10
handlebars9
aws-lambda9
Programming languages (9)
Github contributions (5)
jojoldu/freelec-springboot2-webservice
Oct 2018 - Mar 2021
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:146 commits, 140 pushes, 3 branches in 2 years 5 months
Contributions summary:DongUk primarily contributed to the development of a Spring Boot web service. Their work included implementing a basic HelloController with associated unit tests and a HelloResponseDto. Furthermore, they added features for basic CRUD operations on a Posts entity, including the creation of PostsApiController, PostsService, and related DTOs. Finally, they integrated OAuth2 login with Google and Naver and implemented a basic index page with Handlebars.
jojoldu/junior-recruit-scheduler
May 2017 - Oct 2022
주니어 개발자 채용 정보
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:799 commits, 398 PRs, 719 pushes in 5 years 6 months
Contributions summary:DongUk contributed to setting up the CI/CD environment using Travis CI. They developed backend logic for a Telegram bot, integrating it with API Gateway and Lambda functions. Key features include the implementation of bot commands for interacting with a recruitment scheduler, including subscribing to and unsubscribing from notifications. The user also made updates to the bot's functionality, including adding contributor information.
mysql
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