About the role

We are looking for a Senior AI Engineer to design, deploy, and improve production-grade machine learning systems. You will work closely with research, product, and engineering teams to turn ambitious ideas into reliable user experiences.

What you’ll do

• Design and ship scalable machine learning services.
• Collaborate with research and product teams on new AI capabilities.
• Improve model quality, observability, and production reliability.
• Mentor engineers and help shape technical direction.

What we’re looking for

• Strong experience building and operating machine learning systems.
• Proficiency in Python and modern ML frameworks.
• Clear communication and a practical, collaborative approach.
• Curiosity about emerging AI techniques and their real-world impact.

What we offer

• ¥8M–¥12M / year
• Flexible Tokyo / remote working
• Meaningful ownership and professional growth
• A focused team working on important AI products

Ready to apply?

Tell us how you would help build the future of AI.