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Software Engineer Internship - Mercari (EPITA, EPITECH, EFFREI)

A marketplace app company founded in 2013 that aims to circulate all forms of value to unleash potential in people.
Minato City, Tokyo, Japan
Backend
Software Engineering Intern
In-Person
1,000 - 5,000 Employees
E-Commerce · Finance
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Description For Software Engineer Internship - Mercari (EPITA, EPITECH, EFFREI)

Mercari, a leading marketplace app company founded in 2013, is offering an exciting Software Engineering internship opportunity at their office in Roppongi, Tokyo. The internship program allows students to work directly on developing features for the Mercari marketplace app and Merpay mobile payment service, providing hands-on experience in a dynamic tech environment.

The role involves working alongside diverse, experienced software engineers on projects aimed at improving user experience and product specifications. Interns will have the opportunity to work on various initiatives, including enhancing the search functionality and developing both B2B and B2C services. The company provides comprehensive support for international candidates, including visa assistance and accommodation arrangements.

Mercari's engineering culture is built on four key principles: Passion For The Product, Grow Together, Solve Through Mechanisms, and Collaborate Openly. The company emphasizes a culture that supports independent decision-making and encourages bold challenges without fear of failure. They utilize cutting-edge technologies and maintain a strong focus on scalability and performance.

This internship is ideal for students who are passionate about e-commerce and fintech, with experience in technologies like Go, PHP, Java, React, or Kubernetes. The position requires at least CEFR B2 level proficiency in either English or Japanese. Successful interns will have the opportunity to present their work achievements at the end of the program, with potential pathways to full-time positions within the company.

The company strongly values diversity and inclusion, working towards a world where everyone can create value regardless of their background. This commitment is reflected in their hiring practices and workplace culture.

Last updated 11 days ago

Responsibilities For Software Engineer Internship - Mercari (EPITA, EPITECH, EFFREI)

  • Develop features for the Mercari marketplace app in Japan or Merpay mobile payment service
  • Work on improving UX and specifications of products
  • Improve search screen to enhance listing and purchasing experience
  • Work on both B2B and B2C service development
  • Present work results at the end of internship

Requirements For Software Engineer Internship - Mercari (EPITA, EPITECH, EFFREI)

Go
PHP
Java
JavaScript
React
Kubernetes
  • Must be a student of 16 years or older eligible to join Mercari Group as new graduate from July 2026 to June 2028
  • Basic knowledge of RDBMS and SQL
  • Experience developing/operating products
  • Experience in backend, frontend, mobile, platform engineering, or corporate engineering
  • English or Japanese language proficiency at CEFR B2 level
  • Interest in joining Mercari Group as a software engineer after internship

Benefits For Software Engineer Internship - Mercari (EPITA, EPITECH, EFFREI)

Visa Sponsorship
Relocation Benefits
  • Visa support provided
  • Accommodation arrangements for overseas candidates
  • Flexible internship duration (3 months recommended)

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