Job Description

As a mobile developer, you will play an important role to create values to our users on our communication application platform. There are more than 20M+ installed from all of our applications (in Japan) combined so you will have fun solving and creating apps that a lot of people love using it. Moreover, you will have a chance to help train our young junior developers to be better and create even better products. Our team is small yet perform very well and with high attention to details we can keep pushing out more products and values to our users tirelessly.

Your responsibilities will look like (but not limited to):

  • Develop mobile applications (iOS using Objective-C and Swift or Android using Java and Kotlin)
  • Develop test specs and approach for the application
  • Involve with management and business guy in product development process
  • Fix any issues that may arise tracked by error management tools such as Fabric
  • Code reviewing and grow junior developer
  • Help contribute and create best practices for the team
  • Consultant for CEO and CTO on application implementation design


  • 3 years of object-oriented software development experience
  • 2-5 years building applications for iOS devices using Objective-C or Swift with Cocoa and other frameworks
  • Or 2-5 years building applications for Android devices using mainly Kotlin and some Java
  • Experience designing clean and maintainable APIs
  • Experience with multithreading programming
  • Experience writing unit tests and testable code
  • Knowledge of iOS/Android SDK performance tools sand optimization techniques
  • Good knowledge with Git version control system.
  • Good understanding in English, if you can make joke in English, you should be fine.
  • Knowledge in Reactive Pattern will be advantage.
  • Knowledge in WebRTC Technology
  • Thai/Japanese knowledge will give you certain advantage


  • Competitive Salary
  • Monthly Books/online course Funding
  • Social Security Insurance
  • Language study
  • Free Snack / Drinks / Coffee / Tea
  • 10+ Paid Holidays
  • Visa sponsorship is available

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