Job Description

Are you passionate about building products that impact hundreds of millions of users? Join a team developing the Android client for one of the most widely used communication apps in Japan and across Asia. This platform is evolving beyond messaging, integrating AI and diverse services to become an essential life platform for daily living.

What You'll Do

-Collaborate with project managers, UI/UX designers, data scientists, and business stakeholders to design, develop, and enhance Android client features.
-Drive stability and performance improvements for an app relied upon daily by millions.
-Participate in ongoing codebase improvements, refactoring, and performance optimization.
-Contribute to the development environment, including CI automation and code review workflows.
-Engage with user feedback to deliver meaningful product enhancements.
-Work on a large-scale, mature codebase with opportunities to influence architecture and best practices.

Who We're Looking For

- Strong communicator in English OR Japanese.
- Experience developing native Android applications using Kotlin and Java in a team environment (including code reviews).
- Ability to propose and drive improvements across planning, development, and testing processes.
- Eager to enhance team productivity through codebase, tooling, or knowledge sharing.
- UI/UX design and development experience.

Salary
- 8 million yen - 12 million yen

Location
- Tokyo

Reference number:06940-0013256389

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