Lead AI and DX projects as a project manager by organizing requirements, managing progress and issues, negotiating with clients, preparing materials, and coordinating teams of 3–10 members.
Ridge-i is a Tokyo-based AI company listed on the Growth Market of the Tokyo Stock Exchange. It provides AI consulting and development, generative AI and LLM services, data analytics, satellite-image analysis and defense and security AI. It combines technologies such as image analysis, optimization, speech recognition and large language models for companies and public-sector clients.
Its outline lists consulting and development of AI and deep learning, products offered through joint ventures, licensing, maintenance models and in-house development, and AI analysis using satellite data. A digital marketing service for large companies covers marketing consulting, advertising production and management of music master and publishing revenue. The group had 139 consolidated members in July 2026.
- Salary range
- ¥3.6M – ¥60M
- Median
- ¥6M – ¥12M
- Remote or hybrid
- 94%
- Most requested
- Generative AI / LLM 15
- Machine learning 15
- Python 11
- AWS 9
- Azure 9
- Google Cloud 9
- JLPT N2 3
- Native Japanese 4
- Japanese posting, level unstated 11
- Common areas
- Data science 5
- Project management 4
- Consulting & strategy 3
- HR & recruiting 2
Measured from the 18 listings Ranked has live for Ridge-i. Japanese level, visa signal and skills are AI-graded from each posting and can be wrong — confirm against the employer's original posting before applying.
18
open positions at Ridge-i
Lead AI strategy and business-model transformation for major enterprises, align C-suite stakeholders, design AI CoEs, and guide strategy through implementation with executive leadership.
Build customer-specific AI agent applications from frontend to backend, covering requirements, UI design, APIs, LLM integration, deployment, monitoring, and continuous improvement. The role requires 3+ years of web application experience, cloud development, and Japanese native-level ability.
Lead AI-based solutions for clients from identifying management issues through architecture, project delivery, impact measurement and operational adoption. Collaborate with AI and engineering specialists across industries.
Design, develop, evaluate, and deploy AI models and production systems for security and intelligence projects, using Python, cloud platforms, containers, IaC, and CI/CD with customers.
Design and lead implementation of production AI-agent solutions using generative AI and LLMs. Develop TypeScript or Python applications, RAG systems, workflow integrations and LLMOps platforms for customer projects.
Lead AI development projects from planning through delivery, coordinating clients and teams while providing technical guidance. Define requirements, manage schedules and resources, propose AI systems, and support design, development, testing, deployment, and operations.
Advise enterprise clients on AI/DX challenges, select technologies, design solutions, and coordinate engineers and researchers through project delivery and business impact.
Define customer challenges for AI solutions, shape requirements and system architectures, and drive projects from prototypes through production and operational adoption. The role works with government agencies and partners on GEOINT, satellite imagery, secure environments, and AI systems.
Design, implement, and evaluate machine-learning solutions for client challenges, discuss progress, and help deliver AI projects using Python, cloud platforms, Git, Docker, and Terraform.
Develop AI applications and satellite-data solutions by researching customer needs, selecting methods, implementing systems, and leading delivery. The role uses Python, cloud platforms, GitHub Actions, Docker, Terraform, and AWS CDK.
Develop and test AI systems using statistical and machine-learning methods for client challenges. Report progress and work with solution architects in a Tokyo role with remote work.
Lead mid-career and graduate recruiting, shaping hiring plans, channels, selection processes, events, and recruitment data while supporting broader HR and organizational development.
Manage broad corporate functions including recruitment, labor administration, HR制度 operations, general affairs, legal support, governance, compliance, and workflow improvement while partnering with executives and internal teams.
Support corporate operations under the CFO, covering legal and general affairs, governance, PMI after M&A, stakeholder coordination, project progress management, and improvements to back-office processes.
Develop AI models from data preparation and feature design through evaluation and implementation, structure client challenges, explain technical findings, and collaborate on architecture and technical direction. Telework is available for consultation.
Develop AI models from data analysis and proof of concept through implementation, including image processing and deep learning. Work with clients and project teams to design approaches, explain results, and support practical deployment.
Join a three-month internship developing deep-learning models for image anomaly detection, gaining hands-on experience in AI project delivery and team development. Python experience is required; PyTorch and Scikit-Learn skills are welcome.
