Circle

Building on blockchain
so you can build
your business

Blockchain technology has proven itself to be more than a hype in the last few years.
In this newfound ecosystem of infinite possibilities, our mission is to build foundation for businesses and other players so they can start taking advantage of this unpredicted opportunity.

We connect to serve.
Our products and services focus on bringing distributed assets together and serving them to our partners in the form of a single, easy-to-use solution.
With us, you can be assured that your ideas build up to its full potential.

Our Value

We pave the way

We see endless possibilities in blockchain technology.
It is our role to identify what is absent, and to build
upon the absence to pave new ways for the blockchain
ecosystem.

We grow with
the crypto ecosystem

We dream of a richer, sustainable crypto ecosystem.
As infrastructure builders, we build foundation for businesses
to build upon. With more products and services,
more individuals can take part in the crypto ecosystem.

We build frameworks

We are not interested in instant success.
Rather, we aim to have a long-term impact on the
blockchain ecosystem.
We dream of building the guidelines and frameworks
for future blockchain innovations.

Circle

Our Promise

To be your partner

We, a team of dedicated expertise, promise to
be your reliable growth partner.

To be a connector

We promise to build products and services that
will strengthen the bond between the crypto world
and its many players.

To be a pathfinder

We promise to always be ahead of the game,
and to pave way for new solutions to enrich the crypto
ecosystem.

Simply put,
DSRV is the complete package

Our ability to build secure infrastructures combined with our influence among many blockchain communities can provide you with the best experience venturing into the crypto world.
Simply put,
we’re the full package. With our expertise and experience, we can bring your next business idea to life.

JOIN THE TEAM,
TO JOIN OUR VISION

JIYUN KIM
JIYUN KIM CEO / Co-founder
  • Samsung Electronics
  • Ethereum 2.0 Contributor
  • Blockchain Tech Blogger
  • Korea Ethereum Research Group
  • Inha University (M.S.)
JEONGHO JEON
JEONGHO JEON Protocol Specialist / Co-founder
  • Samsung Techwin
  • Naver
  • Korea Ethereum Research Group
  • Seoul National University
JONGKWANG KIM
JONGKWANG KIM VP of Engineering / Co-founder
  • Korea Open SW Lab
  • SW Maestro, Mentor
  • Korea Ethereum Research Group
  • Sencha Expert/Organizer
HYUNGKYU CHOI
HYUNGKYU CHOI CTO / Co-founder
  • Kakao Corp’s Ground X
  • Samsung Research
  • Ethereum Contributor
  • .NET Core Contributor
  • Seoul National University (Ph.D.)
DOHYOUNG LIM
DOHYOUNG LIM Head of Contribution
  • W3C DID Contributor
  • NCSoft
  • Korea Ethereum Research Group
  • Ethereum remix plugin developer
  • web3js Contributor
EMMA PARK
EMMA PARK Head of Communications
  • Cheil Worldwide
  • Yonsei University
DONGWOOK LEE
DONGWOOK LEE Head of Operations
  • Blockchain Labs
  • Everett
  • Decipher
  • Inha University (BBA)
JEONGIN PARK
JEONGIN PARK Head of Design
  • Huobi Korea
  • e-motion
  • Plani
KYLE EO
KYLE EO Business Development
  • Xangle
  • University of California, San Diego
JIHOO LEE
JIHOO LEE Product Designer
  • SoUX
  • FARADAY
  • Xangle, NotForSale
  • Ewha Womans University
TAEWAN KIM
TAEWAN KIM Project Manager / Contribution
  • 4TALE
DOMITILLE COLIN
DOMITILLE COLIN Content Manager / Communications
  • Xangle
  • Oxford University (M.St.)
  • University of Chicago
HYUNGGI KIM
HYUNGGI KIM Software Engineer / Validator
  • 4TALE
JOONKYO KIM
JOONKYO KIM Software Engineer / Validator
  • Co-founder, CTO. Ino-on. Inc.
  • Inha University(Ph.D. Candidate)
HWANGJAE LEE
HWANGJAE LEE Software Engineer / Validator
  • Samsung Electronics
  • Dankook University
DONGYO KANG
DONGYO KANG Software Engineer / Validator
  • Yahoo Japan
  • Thomson Reuters
  • Samsung SDS America
  • Basis Tech
  • Northeastern University
JINHONG CHOI
JINHONG CHOI Software Engineer / Validator
  • 4TALE
HEEJIN LEE
HEEJIN LEE Software Engineer / Validator
  • Samsung Electronics
  • Agency for Defense Development
  • MediaTek
  • Korea Polytechnic University
DONGYOUNG YU
DONGYOUNG YU Software Engineer
  • Wishket - Inspection
HEESUNG BAE
HEESUNG BAE Software Engineer / Contribution
  • RocketPunch
HYUNSUN YOO
HYUNSUN YOO Software Engineer / Contribution
  • Ewha Womans University
JUYEON LEE
JUYEON LEE Software Engineer / Contribution
  • Ewha Womans University
UIHYEON LEE
UIHYEON LEE Software Engineer / Contribution
  • Gwangju Software Meister High School
HEESU SHIN
HEESU SHIN Software Engineer / Contribution
  • ONDA
KWANHYUNG LEE
KWANHYUNG LEE Product Designer / Contribution
  • Chosun Media
  • Kookmin University
YOUNGBIN PARK
YOUNGBIN PARK Research Associate / Research
  • Ewha Womans University
JIWON PARK
JIWON PARK Research Associate / Research
  • Ewha Womans University
  • SOCAR
  • LINE Financial Corp.
SEOKJOONG YOON
SEOKJOONG YOON Research Associate / Research
  • Sogang University
HONGHUN JANG
HONGHUN JANG HR Manager
  • KHPT
  • Inha Univesity
OHOON KWON
OHOON KWON Information security Professional / Information security
  • Wadiz
  • Dongguk University(M.S)