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Software Engineer for Blockchain development



"Blockchain simplifies the world"

Are you looking for an opportunity as Blockchain developer? Then, we are the company for you!

bitFlyer is one of the leading blockchain technology companies in the world, and we operate bitcoin exchange market including other subsidiary service platform markets. Since our establishment back in 2014, we have been an industry leader in this field of blockchain technology and cryptocurrency.

We have successfully entered the US market as of November 2017, and are aiming to expand our service world-wide!

We are currently looking for Blockchain engineer to join our exciting team in either Tokyo, Japan. Working for one of the leading IT company in Japan, you will be able to gain experience working in an international environment developing cutting edge technology.

Specifically, you will work on improving and adding functionalities to our enterprise blockchain product Miyabi.

Required Skills and Experience:
· High programming ability (especially object-oriented language)
· Expertise in computer science (especially algorithm, data structure)
· Knowledge of parallel / asynchronous processing
· Knowledge / understanding on Bitcoin related protocols

Desired Skills and Experience:
· C # development experience
· Knowledge of functional language
· Development experience of compiler and interpreter
· Protocol design / development experience
· Knowledge of cryptography

The Location:
- Tokyo/Japan

Application Tips:
1. Please complete your resume, or please attach you updated resume.
The information we receive from you through forkwell is the only information we use for our screening process.

  1. Due to the anticipated volume of responses, we will only contact candidates who most closely match our requirements, within two weeks from the time of application.

Application Process:

1 : Apply with your Resume
2 : For those who pass screening process, we do a code test
3 : Interview ( 3~4 times)
4 : Offer

For successful candidates, we do support Visa to work in Japan!



  • タスクの見積もりは、実装を担当するメンバーが中心となって行う
  • 企画を決定する場に、実装を担当する開発メンバーが参加している
  • 全体のスケジュール管理は、途中の成果を随時確認しながら、納期または盛り込む機能を柔軟に調整する形で行う








  • 男性 75%
  • 女性 25%

・Saturday, Sunday, public holidays
・Paid leave
・Year-end and New Year holiday
・Congratulatory and condolence leave, maternity leave, childcare leave, birthday holiday


・Transportation expenses to be paid in full
・Social insurances (health insurance, welfare annuity insurance, employment insurance, industrial accident compensation insurance)
・Short commute housing allowance
・Short commute relocation allowance
・Book purchasing plan (paid by company)
・Free drinks, snacks, and noodles
・Office Okan
・New-hire relocation assistance (amount varies by our regulations)