Hi, I'm Jun. Welcome to my homepage :)

Bio: He is a Ph.D. student in Computer Science at the University of Chicago, with a research focus on databases. Prior to his academic pursuits, he amassed about five years of industry experience. This includes a year as a Tech Leader in the Media (NAND) Platform team at SK hynix, and more than three years at TmaxData as a team leader and database researcher. He holds an M.S. in Computer Science from KAIST (2018) and a B.S. in Electrical Engineering, with a double major in Computer Science and a minor in Business and Technology Management, from KAIST (2016).

Last update: Jan. 2024


Ph.D. in Computer Science, University of Chicago

M.S. in Computer Science, KAIST

B.S. in Electrical Engineering, KAIST

Seoul Science High School

Work Experience (~5yrs)

SK hynix, Gyeonggi, South Korea, 

TmaxData, Gyeonggi, South Korea

Kiswe Mobile Inc. (Supervisor: Jeong Kim), New Providence, NJ, USA

Research Experience (~3yrs)

University of Chicago, ChiData Group (Advisor: Aaron Elmore), Chicago, IL, USA

KAIST, Networking, and Mobile Systems Lab (Advisor: Sung-Ju Lee), Daejeon, South Korea

Publications & Patents

Conference, Journal, and Workshop Papers

Towards Resource-adaptive Query Execution in Cloud Native Databases [c2]

Rui Liu, Jun Hyuk Chang, Riki Otaki, Zhe Heng Eng, Aaron J Elmore, Michael J Franklin, Sanjay Krishnan

CIDR 2024: Conference on Innovative Data Systems Research

Amygdala resting-state functional connectivity alterations in patients with chronic insomnia disorder: correlation with electroencephalography beta power during sleep [j1]

Woojin Kweon, Kyung Hwa Lee, Sang Ho Choi, Jiyoon Shin, Mincheol Seo, Jeong Eun Jeon, Ha Young Lee, Chowon Park, Sun-Young Kim, Jong Won Kim, Jun Hyuk Chang, Yu Jin Lee

Sleep, Volume 46, Issue 10, October 2023, zsad205, https://doi.org/10.1093/sleep/zsad205

Enjoy the Silence: Noise Control with Smartphones [c1]

Taesik Gong, Jun Hyuk Chang, Joon-Gyum Kim, Soowon Kang, Donghwi Kim, and Sung-Ju Lee

ICCCN 2017: IEEE International Conference on Computer Communications and Networks 

AIFI: Asynchronous Interaction Feedback Interface for Remote Presentation Preparation [w1]

Jun Hyuk Chang, Hyunsung Cho, Suhwan Jee, Chunjong Park, Minsuk Chang, Juho Kim, Sung-Ju Lee

KSC 2017: Korean Institute of Information Scientists and Engineers (KIISE), Korea Software Congress


Method for Controlling Intelligent Data Collection Operation in Internet-of-Things Environment and Apparatus therefor [p4]

Sung-Ju Lee, Jun Hyuk Chang

Intl. patent (Filing date: 2018.10.29, No.PCT/KR2018/012919; Issued date: 2019.07.04, No.WO/2019/132215)

Method and Apparatus for Controlling Intelligent Data Collecting Operation in IOT System [p3]

Sung-Ju Lee, Jun Hyuk Chang

Korea patent (Filing date: 2017.12.29, No.10-2017-0184216; Issued date: 2019.11.26, No.10-2050787-0000)

Active Noise Control Using Smart-phone [p2]

Sung-Ju Lee, Taesik Gong, Jun Hyuk Chang, Joon-Gyum Kim, Soowon Kang, Donghwi Kim

Korea patent (Filing date: 2017.09.25, No.10-2017-0123715; Issued date: 2019.01.30, No.10-1945776-0000)

Recommendation System for Corresponding Message [p1]

Sung-Ju Lee, Joon-Gyum Kim, Tae-sik Gong, Jun Hyuk Chang, JeongGil Ko

Korea patent (Filing date: 2017.08.17, No.10-2017-0104408; Issued date: 2019.05.20, No. 10-1982081-0000)

Awards & Honors

2014, 1st Place, The World Embedded Software Contest, Korea Ministry of Trade, Industry, and Energy

2012, Bronze Prize, SAMSUNG Human Tech Paper Award, Samsung

2010, KOI(Korea Olympiad in Informatics) Season School Admission, Korean Institute of Information Scientists and Engineers

2009, 1st Place, Seoul Metropolitan Government Mathematical Olympiad, Seoul Metropolitan Government (Korea)

Scholarships, all scholarships are awarded based on academic performance.

2016-2018, National Scholarship, Korea Student Aid Foundation (KOSAF)

2015-2018, SK hynix Scholarship, SK hynix

2015-2016, KFAS Scholarship, Korea Foundation for Advanced Studies (KFAS)

2015-2016, National Science & Technology Scholarship, Korea Student Aid Foundation (KOSAF)

2013-2015, KAIST Scholarship, KAIST

Teaching Experience

Fall 2022, CMSC14100 Introduction to Computer Science, Teaching Assistant, University of Chicago

Fall 2017, CS408 Computer Science Project, Teaching Assistant, KAIST

Fall 2016, CS408 Introduction to Computer Networks, Teaching Assistant, KAIST

Spring 2016, CS408 Discrete Mathematics, Teaching Assistant, KAIST