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UX Designer (Mercari)

Mercari Tokyo | Remote

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EN: conversational
JP: business
Employment Type
Full time

Job Description

UX/Product Designers lead the design of our product, the Mercari marketplace app. They use their UX and UI expertise to help us maximize both user experience and business impact.

UX/Product Designers help us improve the UX and UI of both Mercari and Merpay, and define how we communicate with our users using methods such as notifications and promotions. Additionally, they are responsible for a wide variety of design-related tasks that go beyond the traditional concept of UX/product design: they plan and develop strategic initiatives across the entire company, revamp listing and buying experiences for different item categories, and act as creative directors for large-scale promotions. 


  • Design the UI and UX of the Mercari marketplace app (designing listing and buying experiences, etc.)
  • Design the UI and UX for new services
  • Improve the UX/UI of existing products, work on growth hacking, and design marketing promotions
  • Communicate with product managers/engineers and be involved in the decision-making process
  • Lead projects (managing progress and resources, adjusting their scope)

Development Tools/Environment

  • Figma, Sketch, Adobe Creative Cloud, InVision, GitHub, Slack, etc. / Mac

Bold Challenges

In this position, you will have the opportunity to lead the design of the Mercari marketplace app, a product used by more than 17 million people every month. UX/Product Designers at Mercari not only design the visual components of the app, but also the entire user experience, so you can have a great impact on our business. In addition, this position will allow you to be involved in all aspects of our product’s design, including building the design system from scratch. You will be able to gain experience through work on a wide range of design-related tasks in different design environments, and not only improve your skills, but also boost your own career development.


Required Experience

  • Shared understanding and belief in our company’s mission and values
  • 3+ years experience designing UI and UX for apps or web
  • Experience using development tools such as Figma and InVision
  • Shared belief in Mercari's mission and values
  • Experience using the Mercari app to buy and sell items

*Please attach a portfolio that shows the track record of projects that you have been involved in, including overall process, roles & responsibilities, and output.

Preferred Experience

  • Enthusiasm for creating a design organization
  • Experience managing projects
  • Experience designing B2C services with a large user base

Screening Criteria

  • Constantly seeks ways to improve their skills and learn new things
  • Works on things in a timely manner and in close collaboration with those around them
  • Takes ownership over their tasks, and proactively moves projects forward
  • Has the ability to adapt to a changing environment
  • Can talk on equal footing with the business side and the engineering side

  *See this page for details.

Language Requirements

  • Either of the following is required
    • a. English: Independent (CEFR – B2) / Japanese: Proficient (CEFR – C1)
    • b. English: Proficient (CEFR – C1) / Japanese: Basic (CEFR – A2)

About the Company

Our Mission

“Circulate your value, anywhere and everywhere”

We believe that every one of us holds untapped potential and that everything has value regardless of its form. At Mercoin, we are creating products that help people unleash their potential, empowering them to create and circulate value. Beyond goods. Beyond money. We envision a world where anyone can easily exchange cryptoassets, digital assets, and any other forms of value, utilizing cutting-edge technologies to break the boundaries of what is possible.

Our Culture

To achieve our mission at Mercari, our organization and each of our employees share the same values and perspectives. Our individual guidelines for action are defined by our three values: Go Bold, All for One, and Be a Pro. Our organization is also shaped by our four foundations: Sustainability, Diversity & Inclusion, Trust & Openness, and Well-being for Performance. Regardless of how big Mercari gets, the culture will remain essential to achieving our mission and something we want to preserve throughout our organization.

Employment Status


  • Probationary period: First 3 months after joining the company. (During this period your contract conditions will be the same as that of a permanent employee.)



  • Smoking is prohibited within our offices
  • Mercari has introduced a work style policy called “Your Choice.” Each member is free to choose whether they want to work in the office or work fully remote. *Exceptions made for certain kinds of work.

Work Hours

  • Full flextime (no core time)
    *Does not apply to all positions


  • Two days off per week (as well as national holidays, New Year's break, etc.)
  • Paid leave, congratulatory and bereavement leave, relax days, sick leave


  • Annual salary paid in 12 monthly installments (including fixed overtime allowance)
  • Based on skills, experience, and abilities
  • Reviewed twice a year


  • Complete health and social insurance
  • Incentive program
  • Support systems, including those that benefit employee family members
  • Language learning support
  • Translation/interpretation support
    *See this page for details.