Dongyoung Lim
Software Engineer - 스테이블코인테크TF at 카카오페이 (kakaopay)
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolDongyoung Lim is a software engineer with nine years of experience building scalable backend systems and service-driven user experiences at KakaoPay, now focused on stablecoin technology. He has driven performance and cost improvements across payment and home-server platforms—cutting latencies by 75%, reducing API calls by 80%, and lowering DB query load by up to 95% through pragmatic architecture and async/event-driven designs. Comfortable across Kotlin/Spring Boot, Kafka, Redis, R2DBC and Node/Python migrations, he designs for operational efficiency (autoscaling, TPS control, distributed locks) and developer ergonomics (server-driven UI, collaborate-first processes). His work shows a pattern of converting messy legacy systems into well-tested, maintainable services using TDD/BDD and IaC, with hands-on experience migrating to containerized, cost-efficient deployments. Based in Seoul, he pairs a detail-oriented engineering mindset—believing better structures yield better code—with a collaborative approach that reduces cross-team friction and delivery time. Outside work his GitHub motto, "맛있게 하자" (let's make it delicious), hints at an engineer who values craftsmanship and practical delight in shipping software.
9 years of coding experience
4 years of employment as a software developer
학사 컴퓨터공학부, 학사 컴퓨터공학부 at Chung-Ang University
Github Skills (54)
gatsby-plugin10
team-project9
responsive-design9
gatsbyjs9
jetbrains8
blog-starter8
ghost7
remote-development7
ide7
react-native-web7
provisioning7
devcontainer7
nativewind7
react7
gitpod6
Programming languages (11)
Github contributions (5)
d0lim/movieql
Mar 2020 - Jan 2023
Movie app built with React, Apollo and GraphQL
Contributions:19 reviews, 25 PRs, 31 pushes in 2 years 10 months
reactbuilt-with-reactmoviereact-apollographql
2021-caucse-software-engineering/enhanced-library-management
Mar 2021 - May 2021
Enhanced Library Management System for Software Engineering Class
Contributions:22 reviews, 44 PRs, 138 pushes in 2 months
management-systemlibrary-management-systemphpengineeringlibrary-management
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