Job Description

This is a remote position.

Job Title: Full Stack Engineer (R&D) Location: Fully Remote

Employment Type: Permanent

Working Hours: Full-time | 10:00 AM – 7:00 PM JST

Salary Range: ¥5.1M – ¥9.6M annually

Fixed Overtime Allowance: Includes compensation for up to 42 hours/month (¥106,000 – ¥188,000)

About the Company

We are the creators of Re:Earth, an innovative, open-source WebGIS (Web-based Geographic Information System) platform offering high scalability and a user-friendly interface. As the world’s first WebGIS to include a browser-based plugin system, Re:Earth is fully open-source and showcased at international conferences such as FOSS4G. We actively collaborate with developers worldwide to drive impactful technological solutions.

About the Role

As part of the CTO Office’s R&D Group, you will work across departments to drive our core technology initiatives. This includes designing robust system architectures, contributing to open-source development, and working on high-impact projects in collaboration with government and industry leaders.

Key Responsibilities

Design and implement full-stack web applications (frontend & backend)

Lead system architecture and infrastructure design

Improve development environments and CI/CD pipelines

Address and reduce technical debt

Develop and maintain OSS (open-source software) libraries

Collaborate across technical and business teams to deliver scalable solutions

Support government and large-scale public projects (e.g., Project PLATEAU, Project LINKS)

Prototype and deliver proof-of-concept (PoC) systems

Integrate AI and automation for operational efficiency

Monitor and maintain systems post-deployment

Projects & Impact

You will contribute to meaningful technology initiatives including:

Digital transformation support for the Ministry of Land, Infrastructure, Transport, and Tourism

Social impact projects solving urban planning and infrastructure challenges

Advanced R&D cases in global technology forums and open data platforms

Required Skills & Qualifications

O

4+ years of experience designing, developing, and operating web applications (any language)

Experience with version control systems, particularly Git

Proficient in development environment setup and tool selection

Strong understanding of both frontend and backend technologies

Experience working in collaborative, team-based environments

Passion for innovation, open-source, and problem-solving at scale

Preferred (Bonus) Skills

Experience contributing to or maintaining open-source projects

Knowledge of GIS or 3D graphics technologies

Familiarity with CI/CD tools, monitoring systems, and cloud services

Exposure to AI integration in web platforms

Why Join Us?

Work on cutting-edge, open-source technologies

Make an impact on large-scale, real-world projects

Fully remote work with flexible environment

Be part of a visionary team shaping the future of geospatial and civic tech

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