Developer Jobs in Japan

Software Engineer, Microservices Architecture

Roppongi, Tokyo

About Mercari

Mercari is a marketplace app that makes it easy for people to safely sell and ship their things. Launched in 2013, the Mercari app has been downloaded over 100M times, and is now among the largest peer-to-peer selling platforms globally.

Our mission

The world is full of objects and services being produced and sold, but many of them are thrown away without people realizing that they might be valuable to someone else, wasting valuable natural resources. To contribute towards eliminating waste, we have launched Mercari, a marketplace where people can buy and sell easily and safely.

The goal of the engineering organization

At Mercari, our organization constantly welcomes changes and new challenges, cooperates and co-creates, is diverse, offers freedom, and encourages all of us to take ownership and make our own decisions.

We are open to overseas candidates looking to relocate to Japan, and will support you in obtaining your visa.

About the position

The Microservices Architecture team oversees the whole backend architecture and provides guidance and help to each backend team on the design and implementation of microservices. We are responsible for ensuring a scalable and robust architecture for the Mercari backend API by providing architecture design, implementing core middlewares and services and introducing microservices development guidelines to the whole engineering organization.


  • Design the overall architecture and roadmap for Mercari‚Äôs backend systems
  • Design and implement common middlewares and core microservices
  • Work with the Platform and SRE team to provide a robust microservices platform, introduce new datastores and plan database migration
  • Work across multiple backend teams to help design, build and evolve microservices
  • Help form a healthy organization structure, define guidelines on service development, testing, deploy and monitoring to the whole engineering organization


  • Strong programming skills
  • Experience building scalable and robust API
  • Experience with SOA or microservices architecture design
  • Good documentation and communication skill

Application instructions

Apply Now Please mention "Tokyo Dev" in the referral section.

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