Senior Backend Engineer (Ruby)

  • Remote OK - Worldwide
  • Full-time
  • December 23, 2023
9,500,000 - 15,000,000 JPY /yr
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Language Requirements
Japanese: Not Required 👍
English: Business Level
Minimum Experience
Senior or above


  • Improve productivity of the entire organization and move the business forward by taking wide range of ownership.



  • As a Senior Engineer

    • Be role model of a Software Engineer with a professional conduct and open door support policy. Mentoring should be an integral part of your demeanour.
    • Lead design of a system or a feature based on the extensive knowledge of the product, features, workflows and organizational matters.
    • Join, lead and participate in the team by taking charge of all aspects of an engineering role including delivery and the quality of work.
    • Take full ownership of the system such as maintaining high availability of the system. keeping the code clean, monitoring actively and constantly trying to improve the routine standards.
    • Have a strong craftsmanship: An engineer should try to improve their software always, to avoid breaking the quality of the software.
    • Write and maintain scalable software source code with solid understanding of automated test codes, software design principles and latest language features and libraries.
    • Join the activities of improving software quality.

  •  As a Backend Engineer

    • Design and develop a feature with a well designed API interface by having discussions with the client (frontend and mobile) members, simple and loosely coupled module and database schema.


Basic Qualifications

  • Empathize with Missions, Visions, and Values of KabuK Style
  • Empathize with having wider or various responsibilities at one time by quickly learning a new thing practically.
  • Proficiency in backend application coding and design with Ruby and Ruby on Rails
  • Extensive experience in managing projects and leading a team
  • Extensive experience and knowledge of debugging and software testing.
  • Experience in using Git and Github for team developments
  • Business level English language skills (both verbal and written)
  • Experience: 8 - 15 years


Remote Work Specific Qualifications

  • Experienced in full-remote work environment with a high-speed and stable internet connection (> 10Mbps).
  • Communicate with relevant people proactively to achieve your mission, solve problems using appropriate communication tools like slack, notion and zoom.
  • Be accountable for your work hours. The company will not micro-manage, however you will work in a team where transparency is very significant for a trust worthy reputation.


Preferred Qualifications

  • Experience with developing large scaled products
  • Experience in building blockchain based applications.
  • Enthusiasm in a start-up culture
  • Experience with Travel industry

KabuK Style operates a travel subscription service called HafH. Their mission is to create the infrastructure for a society that accepts diverse values as they are.

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Senior Backend Engineer (Ruby) at KabuK Style