■ Job Title

Senior Mobile Engineer (Android)

For someone living in Japan!

 

■ Company Overview

A tech-driven company focusing on transforming financial services through innovative solutions. They provide numerous services that help simplify financial management for both individuals and businesses.

 

■ Your Role and Responsibilities 

Design, develop, and maintain Android applications for consumer use

Implement new features and enhance existing ones based on product strategy

Manage the release process, including submission and publishing to the Google Play Store

Monitor application performance and ensure stable operation, including timely issue resolution

Continuously improve code quality and maintain a strong technical foundation

Conduct ongoing code refactoring for maintainability and performance

Evaluate and enhance application architecture for scalability and efficiency

Stay current with evolving technologies, frameworks, and best practices, and apply them where appropriate

Japanese: Not mandatory for work, but willingness to learn Japanese is desired.

English: Business Level (TOEIC 700+)

■ Experience and Qualifications

5+ years of professional experience in Android app development as a core responsibility

Proven leadership experience in managing or guiding a development team

Strong background in designing scalable Android app architectures

Demonstrated ability to collaborate effectively with cross-functional roles, including product managers, designers, and backend engineers

Competence in tracking and adapting to platform updates from Google and Apple to ensure smooth application performance

 

Technology Stack

Android: Java, Kotlin

Flutter: Dart

Libraries & Frameworks
Android: Jetpack, Dagger Hilt, PBL, Kotlin Coroutines, RxJava

Flutter: Add-to-app, Riverpod, freezed, OpenAPI Generator

■ Additional Preferred Qualifications

 

Experience building cross-platform applications using Flutter

Familiarity with declarative UI development in Android, such as Jetpack Compose

Comfort working with UI/UX tools like Figma, and participating in UI/UX discussions with designers and product managers

Hands-on experience with publishing Android apps to the Google Play Store and managing post-release operations

Interest or participation in developer advocacy, such as technical speaking or writing articles

Experience developing and maintaining Android applications with a large-scale user base

Strong understanding of testing strategies, including unit tests and end-to-end (E2E) testing, and their practical applications

Background in AI development or use of AI-based tools to streamline or enhance the mobile development process

 

■ Good Reasons to Join

- Engage with advanced financial technologies.
- Lead impactful projects in a dynamic and innovative environment.
- Work within a collaborative, international team setting

 

■Work Style

Hybrid work, 2-3 days to the office.

 

■Work Location

Tokyo

 

■Salary

Negotiable