Software Engineer, Android (Summer Internship)

Tokyo, Japan · Student Recruitment · 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.

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。

Internship content

Interns enrolled in this program will be provided with the opportunity to work alongside other software engineers, and contribute to the development of Mercari’s services.


メルカリに在籍するSoftware Engineerと同じ環境でフリマアプリ「メルカリ」の機能開発に挑戦して頂きます。

▼ What the team is currently working on

・Improving Mercari’s UI/UX

・Improving quality

・Handling updates for the Android app

・Linking of new apps to the existing platform

・Development of apps for new services







▼Languages and technologies we use

・Software development:Kotlin、Java

・Build Environment:Gradle 、OkBuck

・Day to day development:LeakCanary、Dagger、okhttp、Protobuf

・UI Testing:Espresso



・構築環境:Gradle 、OkBuck



▼Internship period

August 16, 2019 - September 1, 2019




▼ Entry requirements

・Students over the age of 16, expected to graduate in 2020 onwards

・Experience using Java and/or Kotlin for developing native Android apps

・Knowledge of standard Android libraries and frameworks

・Business level English

 * Able to conduct meetings and communicate over Slack, etc. in English








▼Contract Type

・Part time







▼Work Hours

・Fixed working hours 10:00-19:00




・20,000 JPY/day (commuting expenses will be covered by the company for those who come outside of Tokyo area)


・日給 20,000円(別途交通費支給(※))



Mercari Engineering Blog


Why We Chose Mercari - Global New Grads Share Their Stories

Chats with Engineers, vol. 18 (2018 New Grad Edition)

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