Bonghyun Kim
Senior Software Engineer at MAKESTAR
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolBonghyun Kim is a Senior Software Engineer based in Seoul with 10 years of experience building full-stack systems that prioritize business outcomes over technology for its own sake. He blends hands-on backend and frontend work—Java/Spring, PostgreSQL, VueJS—and has led integrations between legacy e-commerce backoffices and third‑party WMS platforms, driving requirements gathering with merchandisers and logisticians to deliver production-ready systems. He’s pragmatic about developer productivity and reliability, having modernized legacy stacks, refactored large codebases, ramped test coverage, and tightened CI/CD and typing conventions to reduce runtime faults. Fascinated by type-driven development and fault-tolerant languages, he explores Haskell, Rust, Idris, Erlang/Elixir and related database and blockchain tooling to minimize business-logic bugs and harden systems. His open-source work includes improving a Google Calendar API wrapper with robust CRUD and error-handling, and he has shipped high-throughput WebSocket frontends and an Elm arbitrary-precision library for crypto trading. Fluent in Korean and English with prior experience in interpretation and product leadership, he pairs technical depth with strong cross-functional communication.
10 years of coding experience
13 years of employment as a software developer
Freie Universität BerlinBachelor of Arts (B.A.), Information Science/Studies, Psychology, Bachelor of Arts (B.A.), Information Science/Studies, Psychology at Cornell University
English, Korean, German
Stackoverflow
844reputation
19kreached
19answers
12questions
Github Skills (11)
error-handling10
api10
apidoc10
google-calendar-api10
ruby10
json9
testing8
ruby-on-rails6
activesupport6
javascript6
mysql6
Programming languages (11)
Github contributions (5)
northworld/google_calendar
Jul 2017 - Jul 2017
A minimal wrapper around the Google Calendar API
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 4 PRs, 1 issue in 16 days
Contributions summary:Bonghyun primarily focused on enhancing the Google Calendar API wrapper, adding methods for CRUD operations (create, retrieve, update, delete). They implemented error handling mechanisms to address various API responses, including limits and authentication failures, and removed obsolete error classes. The user's work expanded the library's functionality by including methods for calendar management and improved code robustness.
apicalendargoogle-calendargoogle-calendar-apicalendar-api
harfangk/dotfiles
Sep 2016 - Mar 2025
Contributions:1 PR, 65 pushes, 5 branches in 8 years 7 months
dotfilesdotenv-filesdotenv
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