Mercari, Inc. logo

UX Researcher - Crossborder, Mercari

Mercari, Inc. 🇯🇵 Minato, Tokyo, Japan

Hybrid $80,000 - $120,000 Full-time Mid-level

The UX Researcher will plan and execute usability tests, user interviews, and concept evaluations to inform product decisions for Mercari’s Global App. They will also support research operations and ensure user insights reach decision-makers effectively.

Responsibilities

  • Plan and execute ongoing usability tests, user interviews, concept evaluations, and design validation studies to inform product decisions
  • Leverage research tools/platforms to run un-moderated studies at scale, efficiently collect and analyze feedback
  • Design lightweight research frameworks for rapid testing cycles in collaboration with designers, PMs, and engineers
  • Synthesize findings into clear, actionable insights that directly inform design and feature iteration
  • Support research operations, including participant recruitment and logistics, and maintain research repositories and documentation

Requirements

  • 2+ years of UX research experience
  • Experience planning and conducting usability tests, user interviews, and concept evaluations
  • Familiarity with remote testing tools such as UserTesting, Maze, or similar
  • Experience with participant recruitment and coordination
  • Strong communication skills in English (verbal and written)
  • Experience with AI tools and applying them in a research workstream
  • Comfortable with basic survey tools (e.g., Google Forms, Qualtrics, Typeform)

Benefits

  • Opportunity to work on a global marketplace experience
  • Collaborative and dynamic work environment
  • Professional development and growth opportunities

Key Skills

UX research Usability testing User interviews Concept evaluations Design validation studies Remote testing tools (e.g., UserTesting, Maze) AI tools Basic survey tools (e.g., Google Forms, Qualtrics, Typeform) Communication skills Collaboration and teamwork Time management and organization Attention to detail Analytical and problem-solving skills

About Mercari, Inc.

Mercari is a C2C marketplace app allowing anyone with a smartphone to easily sell items they no longer need, providing a new and unique user experience. In the past, buying and selling secondhand items has commonly been done at physical shops. However, this came with issues: the travel time required to go to these shops, the limited selection of items these shops carry, the unclear prices for both the buyer and seller alike due to the involvement of dealers, and more. Online auction websites for buying and selling secondhand items came with their own problems, including difficult listing procedures and long bidding times. On Mercari, anyone can use their smartphone to easily buy and sell items. We also provide easy and inexpensive shipping options thanks to our partnerships with delivery companies and convenience stores. As our service is catered to individuals on both the buying and selling sides, anyone can experience the fun of easily selling unneeded items for money and the excit

BEFORE YOU APPLY

Make sure your resume makes it through AI screening

Upload your resume

Never miss similar opportunities 🔔

Get notified when new ux research jobs that match your preferences become available. Set up personalized job alerts to stay ahead of the competition.