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Overview

Establishing an ecosystem that connects the world by blockchain.
Thus, driving the prosperity of human life through blockchain technology.
Connecting the world by blockchain
Build your future with DoubleChain platform
DoubleChain R&D based on blockchain

Blockchain based IoT
platform development

- IoT mutual authentication module development.
- Blockchain based IoT security system development
Global ICO consulting

Blockchain consulting

- From concept to listing
- One-stop service for blockchain
Cryptocurrency & Crypto-data exchange development

Cryptocurrency &
crypto-data exchange development

Public & private blockchain, R&D of synchronized platform and data exchange through XML-based common data management standardization between legacy systems
Blockchain app platform development

Blockchain business
consulting & development

- Consulting & implementation of blockchain application service platform.
- Blockchain consulting and development for various business areas such as logistics, health, real-estate, marketing platform etc.

Identity

DoubleChain strives to be positioned at the center of the world technology revolution based on blockchain which is the core technology of the future innovation IT industry.
By continuously researching and developing, we aim to be a company with high competitiveness and to provide value to human society.
Connected blockchain, decentralized world
Be Blockchained. Be Connected. Be Decentralized.
BUSINESS PHILOSOPHY
COMPANY HISTORY

Mar

Selected as “Top 10 Blockchain Technology Solution Providers – 2019” by APAC CIO Outlook

Jan

Selected as “Korea’s 100 innovative leading companies in fields of D (Data), N (Network), and A (AI)” by the Korean National Information Society Agency (NIA)

Dec

Hosted the first Partner’s Day for the ecosystem of OASISBloc.

Oct

Participated in Barcelona IoT Solutions World Congress 2018 and launched OASISBloc.

Aug

Patent registration of quantum random number based blockchain core server and security method.

Jul

Signed MOU with Korea University Medical Center for precision medical information system development project.

Signed MOU with Forbiz Korea for e-commerce business based on blockchain.

Mar

Main sponsor for d10e Seoul.

Selected as the managing partner of Fintech Platform Forum by Software Industry Association.

Feb

Patent registration of block window module including consensus algorithm for mining restriction and cryptocurrency transaction system.

Dec

Obtained venture business enterprise certification.

Nov

Hdac TGE success story.

Jul

Signed MOU with Hyundai Pay and Elastic for big data and machine learning.

May

Participated in London Fintech and released Hdac whitepaper.

Dec

Crowdfunding service launch. (www.oasislending.co.kr)

Awarded ‘Minister of Future Science’ prize for DoubleChain platform in Global SW contest.

‘Meritorious Person for Software Industry Dev.’ awarded by Samgu Chun, CEO.

Signed MOU with Hyundai BS&C for fintech business.

Company name changed – DoubleChain.

Awarded as ‘Excellent Forum’ in SW Forum 2016.

Nov

Patent registration of IoT-based device management system and method through blockchain authentication.

Oct

Testing module (for Android) development.

Jul

MT-Coin test version (with distributed authentication technology applied) launch.

Jun

Test wallet development.

Apr

Fintech Platform Forum launch.

Business review for fintech business.

Dec

Participation in Kintex Bitcoin Expo.

Nov

Development of Coin Net beta wallet.

Oct

Coin Net (fintech brand) launch.

Apr

Establishment of MotionTreei.

Careers

Blockchain platform specialized DoubleChain welcomes your enthusiastic support.
Support
For teamwork
Team dinner, workshop
For personal development
English language training, blockchain seminars, purchasing books
For health
Fitness area, health check-up
For relaxation
Snacks, drinks, massage chairs
For efficient work
Comfortable workspace
For stability
Expenses for birthday, congratulations & condolences, vacations
Position
DEVELOPER
Qualifications
- Blockchai core research developer
- Experienced in C++ development in Linux
- Open source minded
Preferences
- Experienced in sub-development language: algorithm, cryptography, Smart contract, virtual machine, Python, Go, JavaScript
- Experienced in cryptocurrency investment, has knowledge in finance/security
- Speaks English
Qualifications
- Experienced in web application development and operation
- Familiar with spring framework based development in Java
- Experienced in Node.js based server development, Git based version management system, and able to utilize RDB, NoSQL, Redis
- Proficient in designing RESTful
Preferences
- Experienced in trading cryptocurrency and creating transaction
- Experienced in developing system based on Microservices architecture
- Experienced in developing and operating Cloud environment
- Familiar with CI/CD
- Speaks English
- Experienced in developing Typescript
Qualifications
- Experienced in using Frontend framework such as jQuery/Bootstrap
- Experienced in React/AngularJS/VueJS
- Knowledgeable with the latest JavaScript framework, build tool, and library
- Knowledgeable and understands HTTP protocol, Restful web service
- Understands web standards and compatibility
- Collaborative experience in version management using Git and code reviews
Preferences
- Able to web publish using CSS
- Experienced in chart library development (chart IQ etc.)
- Experienced in Frontend build tool such as Webpack, Gulp, Grunt etc.
- Experienced in development using ES6 and Typescript
- Interested in blockchain and cryptocurrency
Qualifications
- Insight in discovering global blockchain market needs
- Logical approach and data-driven problem solver
- Outstanding communication skills
- Creative and mathematical
Preferences
- Experienced in planning blockchain based platform/service
Qualifications
- Ability to use Adobe CC, XD
- Experienced in various projects
Preferences
- Experienced in designing website
- Experienced in web/marketing agency
- Experienced in CI/BI design, promotional print design
Qualifications
- Experienced in marketing strategy
- Experienced in PR planning or digital marketing
- Proficient in business English
Preferences
- Experienced in working overseas
- Experienced in IT related companies
- Able to speak second language
- MBA graduate
Recruiting inquiries and resume to : recruit@doublechain.co.kr

Partners

Meet our strategic partners.
한국소프트산업협회
한국소프트산업협회
오아시스
오아시스
엘라스틱
엘라스틱
정보통신 산업진흥원
정보통신 산업진흥원
예스페이
예스페이
핀테크 플랫폼 포럼
핀테크 플랫폼 포럼
이투데이
Asian Collective Intelligence
Asian Collective Intelligence
엔조이웍스
엔조이웍스
대한금융신문
MultiChain
MultiChain
블록체인 랩
블록체인 랩
Crypto Valley Association
Crypto Valley Association
포비즈 코리아
포비즈 코리아
팸노트
팸노트
이리오넷
이리오넷
위비즈테크
위비즈테크
에이비티엘
에이비티엘
에드잇
에드잇
씽크포비엘
씽크포비엘
메가존
메가존
디지엔터테인먼트
디지엔터테인먼트
노바테크
노바테크
Ultimo5
ultimo5

A Leading Blockchain platform company

Contact us

Let an expert help you.
ADDRESS
15F Bojeon Bldg, 725 Eonju-ro, Gangnam-gu, Seoul 06050 Republic of Korea
TEL
+82 – 2 – 3445 – 8789
Directions
By metro
Line
Go straight from Hakdong Station Exit 10 → Turn left at 'Seoul Customs intersection' and go straight approximately 430M.
Line
Go straight from Apgujeong Station Exit 3 → Turn left at 'Gangnam Eulji Hospital intersection'. → Cross right at 'Dosan Park intersection'. → Go straight approximately 220m in front of 1964 Building.