Experiences

Founder

2019.06 - Present
Winter Labs

Founder & CEO

2018.05 - 2019.03
TOKENEXT

Co-Founder & CTO

2018.01 - Present
AMIN PARTNERS

Data Engineer

2017.11 - 2018.01
Nexon Korea, Pangyo

Programmer

2016.06 - 2017.03
Spoqa(Dodo point), Seoul

Technical Leader

2014.07 - 2016.05
Add2Paper, Seoul

CTO

2014.02 - 2014.06
Klavis, Seoul

Early member

2013.03 - 2013.12
Rainist(BankSalad), Seoul

Challenges

Finalist

2012
SECUINSIDE CTF 2012

International Hacking Competition

Finalist

2012
HDCON 2012

Domestic Hacking Competition

3rd Place

2011
ISEC 2011 CTF

International Hacking Competition

And more

Technical Review

Speaker At PyCON HK 2015

Cyber Security Specialist

The joint cyber infringement investigation team, South Korea Goverment and Private

Open Sources