Software Engineer, Microservices Platform

Tokyo, Japan · Engineering · EN/JP


At Mercari, our mission is to create value in a global marketplace where anyone can buy & sell, and we pride ourselves in taking on a challenge. We are looking for new members to join us in achieving this goal under our values - Go Bold, All for One, and Be Professional.

About the Role Microservices Platform Engineer works on building a platform top on Kubernetes for Mercari and subsidiary (Souzoh and Merpay), helping developers to build microservices.

The main role is Kubernetes cluster administration and providing useful tools and services on it to boost up agility of service development. With SRE mind, helping development of scalable and reliable microservices on the platform is also important role of us.For more information about Mercari Microservices Platform Engineer, see our public presentation.

株式会社メルカリでは「新たな価値を生みだす世界的なマーケットプレイスを創る」というミッションを掲げ、あらゆる挑戦をしています。「Go Bold - 大胆にやろう」「All for One - 全ては成功のために」「Be Professional - プロフェッショナルであれ」という3つのバリューのもと、ミッション達成を共に目指していける仲間を募集しています。

この職種では、メルカリ及びグループ会社(ソウゾウやメルペイ)のマイクロサービスのためのプラットフォームを、Kubernetes上に構築していただきます。主な役割は、Kubernetes Cluster Adminとマイクロサービスの開発速度を向上させるためのツールやサービスを開発することです。SREとして、スケーラビリティを考慮した信頼性の高いマイクロサービスの開発・運用を支援するのも私達の重要な役割です。詳細については最新のプレゼンテーションを参照してください。

▼Job Description

・Design and develop microservices platform

・Design and develop common component for microservices (API gateway, service mesh)

・Improve security of the platform and microservices

・Improve observability of microservices

・Improve management of cloud resource by code

・Improve platform management operation (kubernetes cluster management)

・Help backend system engineer team to build new microservices



・マイクロサービスの共通コンポーネント(API gatewayやService mesh)の設計と開発



・Infrastructure as Codeによるクラウドリソース管理の改善

・Kubernetes Cluster 管理とオペレーション改善



▼Minimum Requirements

・Passion in improving operational automation, service reliability and developer productivity

・Experience using container management platforms (Kubernetes, Mesos and Swarm) and container runtimes (Docker and rkt).

・Good documentation and communication skill

・Basic programing skill

▼Additional Qualifications

・Understanding fundamental concept of cloud native application and infrastructure

・OSS contribution experience / familiar with OSS community

・Strong programing skill by Go


・オペレーションの自動化やサービスの信頼性向上,Developer productivity改善への情熱





・Cloud Native Application/Infrastructureの基本的概念の理解




▼Contract Type


 Probationary Period: 3 months (salary same as above)



▼Work Hours

・Fixed working hours 10:00-19:00

 Flex time (core hours 12:00-16:00, 60 minute lunch)


・Annual salary, paid monthly

・Based on your experience, skills and potential

・Reviewed twice a year


・5-day work week (Sat/Sun off)

・National holidays, paid time off, summer/New Year's vacation, congratulatory leave, compassionate leave








 フレックスタイム制度あり(コアタイム:12:00~16:00 [休憩60分] )









・Health insurance

・Incentive program

・Employee stock ownership plan

・Full transportation coverage

・Custom PC

・Dual screen if needed

・Company smartphone

・Visa support

・New Employee Benefits at Mercari「mercibox












Mercari Microservices Meet up

Microservices Platform at Mercari

Mercari Engineering Blog


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