Mobile Engineer (iOS and/or Android)

Job Type
5,500,000 JPY - 6,500,000 JPY per year
Japanese Level
High Intermediate (JLPT Level 2)
English Level
Advanced (TOEIC 860)
Start Date


Tech startup company is looking for mobile engineers with experience of iOS or Android, but preferably both. As a mobile developer, you will work on exciting apps that leverage our Bluetooth LE technology and cloud infrastructure. You will be part of a team of passionate mobile app developers, server-side engineers, embedded systems engineers and UI/UX designers. You will be a strong team player who is able to contribute to overall system design and development from a mobile perspective.

‐ Design and develop mobile apps
‐ Maintain and improve the existing code bases of apps and tools
‐ Work closely with our designers to enable innovative real-world interactions
‐ Ensure consistency across iOS and Android app implementations
‐ Collaborate with server-side engineers on integration with our cloud infrastructure
‐ Support our embedded systems engineers to ensure interoperability between mobile devices and our hardware

【Company Details】
Our client is a fast-paced technology startup in the mobile Bluetooth LE field developing integrated hardware, software and cloud systems for the next generation of real-world mobile solutions. Their engineers are leaders in their fields who constantly strive to create even better ways to connect users with the world around them in a seamless and impactful way. They have the freedom and flexibility to help shape the direction of what we bring to the market.

【Working Hours】
9:00 - 18:00(Mon - Fri)

Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays

【Services / Benefits】
Social insurance, Transportation Fee

Required Skills

‐ Experience developing mobile and/or embedded applications
‐ Experience Objective-C/Swift (iOS applicants), Java (Android applicants)
‐ Solid understanding of core platform technologies and development tools: Xcode, Foundation, UIKit (iOS applicants), Android SDK, Android Studio (Android applicants)
‐ Experience incorporating third party SDKs (such as Rollbar, Mixpanel, Google Analytics, etc.) and coding against RESTful APIs
‐ Experience with Git or other version control
‐ You have a passion for coding and can demonstrate it

Preferred Skills

‐ Bluetooth BLE development experience
‐ Computer Science degree or similar experience
‐ Reactive programming or other similar asynchronous programming technologies
‐ Experience of Test Automation/Continuous Integration tools
‐ Knowledge of common mobile programming design patterns

【Personal Attributes】
‐ Experience of releasing App on the App Store and/or Google Play
‐ Strong communication skills, both written and verbal