Job Id : 10441
Posted : 2026-06-09
Industry : Information Technology and Services
Employment Type : Contractor, Temporary
Required Skills : React Native, Mobile application development, Native modules, Non-functional requirements estimation, Testing, Quality assurance, AI development tools, Claude Code, Codex, Cursor, Expo, EAS, Detox, Harness Engineering, Google Cloud Platform
City : Tokyo (Remote)
State : Tokyo (Remote)
Country : Japan
Annual Salary : ¥5,700,000 ~ ¥6,700,000
Job Description
Appealing Points:
- Build cutting-edge mobile applications using React Native with involvement across the full development lifecycle.
- Leverage AI-powered development tools such as Claude Code, Codex, and Cursor to enhance productivity and innovation.
- Gain exposure to modern technologies including Expo, Detox, and Google Cloud Platform in a dynamic development environment.
Annual Salary: 5 million yen and above
Job Description:
This is a mobile application development project using React Native. The role includes a wide range of responsibilities such as application development including native modules, estimation of non-functional requirements, and support for testing and quality assurance. Experience utilizing AI development tools such as Claude Code, Codex, and Cursor is required.
Job Qualifications:
- Experience developing mobile applications using React Native
- Experience developing mobile applications including native modules
- Ability and experience in estimating non-functional requirements
- Extensive experience in testing and quality assurance
- Development experience using AI tools such as Claude Code, Codex, and Cursor
Preferred Qualifications:
- Experience releasing applications using Expo and EAS
- Experience developing E2E tests using Detox
- Knowledge and experience in Harness Engineering
- Development experience with Google Cloud Platform
Languages: Japanese Conversational level (N3 or above) and English Business level
Company Description:
Through the Company platform, we aim to create a society where all individuals and corporations have equal opportunities, free from the influence of vested interests and commercial flows.
Furthermore, in today's era of 100-year lifespans, we will provide a system that allows people to create their own jobs and work without being confined to a single structure, thereby creating a society where all those with a desire for growth can equally maximize their potential.