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Mantra

AI-powered manga translation engine for publishers

Mobile App Engineer

Mobile EngineeringConfirmed live in the last 24 hours
Full-timeTokyo, Japan¥6M - ¥9M /yrHybrid

About the Job

Requirements

  • In-depth understanding and experience with Flutter development.
  • Ability to design and develop software with a focus on maintainability and performance.
  • Ability to design mobile apps and propose improvements with a focus on user experience.
  • Experience with team-based development using Git and GitHub or similar tools.
  • English proficiency sufficient for basic communication with non-Japanese speakers; spoken fluency is not required.

Responsibilities

  • Design, develop, operate, test, and document mobile apps using Flutter.
  • Develop with a focus on productivity and quality, including automation of testing and operations.
  • Design user experiences and features to solve user problems in collaboration with product managers and designers.
  • Plan and manage development schedules, including technical decision-making.

Desired Qualifications

  • Experience developing consumer-facing mobile apps.
  • Experience building and operating infrastructure using AWS.
  • Knowledge, understanding, and design experience in UI/UX.
  • Experience implementing and operating automated testing for front-end applications.
  • Knowledge and experience with server-side development.

About the Company

Mantra

AI-powered manga translation engine for publishers

Mantra builds AI-powered translation tools for manga and distributes them to publishers and manga platforms. Its main product, the Mantra Engine, processes manga content to produce translations that preserve the original artwork, layout, and narrative context, delivering accurate, culturally appropriate localization. The service is offered on a subscription basis to B2B customers such as publishers and platforms, with additional revenue opportunities from licensing and partnerships. This approach aims to cut the time and cost of traditional translation, making manga more accessible to a global audience while maintaining quality. Mantra differentiates itself by specializing in manga translation, leveraging AI and ML to handle the unique combination of text and artwork, and by actively engaging with industry programs and awards to validate its impact.

Company size
51-200
Company stage
Early VC
Total funding
$7.9M
Headquarters
Tokyo, Japan
Founded
2020

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