C V

Hyeonsu Kim / 김현수

GitHub: skykhs3

Linkedin: default

Email: skykhs3@naver.com

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1. Work Experience

Bagelcode

Backend Developer / Club Vegas Studio server
February 2024 ~ August 2024
Seoul, South korea

My contributions
I developed a game backend API server, an in-house administrator website frontend, and a payment website frontend.

[ More Details ]

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2. Organization

SPARCS-KAIST

Backend Developer / Clubs Beta
September 2024 ~ August 2025
NestJS

App Developer / New Ara
March 2023 ~ January 2024
Flutter

[ More Details ]

ICISTS-KAIST

Public Relations Department
Tech Department
March 2019 ~ August 2020
The 1st GRAFFITI Festival
YouTube channel

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3. Education

KAIST ( Korea Advanced Institute of Science and Technology )

KAIST School of Computing / Undergraduate
February 2019 ~ August 2025
Daejeon, South Korea

Gyeonggi Science High School for the Gifted

February 2016 ~ January 2019
Suwon, South Korea

International Olympiad in Informatics Training Camp

Jul 2016 ~ Aug 2016
Jan 2016 ~ Jan 2016
Jul 2017 ~ Aug 2017
Jan 2018 ~ Jan 2018
Suwon, South Korea

[ Certificate of Completion ]

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4. Projects

4.1. Official Projects

New Ara

This is the official community app for KAIST students supported by KAIST.

Role and Responsibilities:
I participated as an app developer using Flutter and collaborated with another team member to handle all aspects of the process, from planning to deployment.

[ More Details ]

Reference

• Android Download
• iOS Download
• Repository

Jeong Seok Engineering

This is the company introduction website I received outsourcing.

Role and Responsibilities:
I designed and developed it by myself. I developed the introduction webpage using Next.js and Tailwind CSS, focusing on both front-end design and performance optimization.

Reference

• Live Website
• Repository

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4.2. Social Impact Projects

Solar-See

Solar-See is an AI-powered gaming and map service developed to discover undetected solar panels and thereby increase the accuracy of power demand forecasting.
October 2024 ~ November 2024

Role and Responsibilities:
I developed main backend, deployed the services, and fine-tuned an image segmentation model.

[ More Details ]

Reference

• Presentation (KOR)
• Demo (KOR)
• Repository

YouTube Content

I participated in a coding YouTube content for teenagers with YouTubers 미미미누 and 조코딩.
We created an artificial intelligence service that makes phone calls and sends notifications to vulnerable elderly people.
December 2024

Volunteering in ICT Education

KAIST Global Student Volunteers / Leader of the Arduino Education Team
January 2024
Yayasan Pendidikan Santo Lukas Penginjil, Jakarta, Indonesia

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4.3. Toy Projects

Naver Email Summarizer

It gives you a tooltip to preview the contents of the email and summarizes the contents of the email. It uses Chrome Extension.

Reference

• Chrome Extension Download
• Demo
• Repository

TypeScript & Express Tutorial (KOR)

I created a website and materials where students can learn Typescript and express.

Reference

• Live Website
• PDF
• Repository

KAIST Server Status Monitor

A website monitoring service that checks the availability of websites related with my university and provides status updates.

Reference

• Live Website
• Repository

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4.4. Hackathon Projects

Yeok Pacar - Gangnam-gu Parking Platform

This is a Gangnam-Gu parking platform app developed during a hackathon.
November 11, 2023

Role and Responsibilities:
I worked as an app developer, building the parking platform using Flutter and integrating Naver Map API.

Reference

• Repository

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4.5. KAIST Mad Camp

Battle Pants

This is a platformer game allowing up to 4 players to join.
July 2023

Role and Responsibilities:
I developed the game mechanics and multiplayer features using Unity and Photon Server

Reference

• Repository

Flowlink

This is a voting platform in the classroom.
July 2023

Role and Responsibilities:
I worked on both front-end and back-end development for the voting platform using Flutter, Express.js, and MySQL.

Reference

• Repository

Morning Buddy

This is an alarm app.
July 2023

Role and Responsibilities:
I developed an Android alarm app using Kotlin.

Reference

• Repository

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5. Competitions

2016 Korea Olympiad in Informatics

Gold Medal (3rd place) in the final round

Korea's most prestigious programming competition for high school students.

1st NYPC

Bronze Medal

An annual programming competition for young programmers hosted by Nexon, one of the largest game companies in Korea.

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6. Certifications

• OPIc / English IM2 (Feb, 2025)
• TOEIC Speaking Test IM2 (Speaking Score 120) (Sep 8, 2024)
• TOEFL 83 (Dec 16, 2023)

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7. Tech Stack

Upper Intermediate

• Flutter
• Express.js

Intermediate

• NestJS
• MySQL
• React
• Next.js
• Tailwind CSS

Beginner

• Amazon EKS
• Redis
• MongoDB
• Django
• Unity

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8. Military Service

Republic of Korea Air Force

February 2021 ~ January 2023