Senior Front End Developer

Tokyo /
Engineering /
Crowd Cast is a Tokyo based Fintech startup. Staple, our core product, is a payment management solution to simplify the payment process between a company and its employees. We are looking for people with an innovative and proactive mindset, seeking to thrive in a fast-moving, international environment.

We try to maintain a startup culture, such as flexible working hours, with the option to occasionally work remotely. The team is international and multicultural. Our office is part of a shared workspace located in the financial district of Tokyo. We value the quality of our code putting emphasis on code reviews and testing.

Our response to COVID-19
Since before COVID-19, we had a policy of allowing remote work one to two days per week. With COVID-19, we now allow people to work almost entirely remotely (you’ll still come in to the office a couple times a month).

As a senior front end developer, you’ll mentor junior developers, participate in our sprint planning, be responsible for releases, develop user-facing features, and assist with all stages of the product lifecycle from planing to testing to release.

Skills & Qualifications

    • Experience with React and/or React Native (2-3 years minimum)
    • Software development experience in a Unix based environment (2-4 years minimum)

Nice to have

    • Business-level Japanese
    • Experience with Ruby on Rails
    • Good presentation, communication and interpersonal skills
    • Experience with cloud infrastructures such as AWS and/or MS Azure

Daily Responsibilities

    • Mentor and help junior developers
    • Participate in bi-weekly sprint planning 
    • Responsible for bi-weekly releases along 
    • Develop user-facing features
    • Maintain product lifecycle from planing to testing to release


    • Flex-time with core time of 11:00~15:00, with a working day of 8 hours plus 1 hour lunch
    • Option to work fully-remote, come to the office, or a combination of both
    • 20 paid holidays/year, in addition to national holidays
    • Health insurance & pension
    • Remote setup & coffee budget

Salary structure

    • Annual compensation: 6M - (depends on your skills & capabilities)
    • Incentive bonus (2 times/year)
    • Commuting allowance
    • Remote allowance