Career Opportunities

How to Apply

1. 1

Find a role Review the open positions and identify the one that fits your background. 2. 2

Email `careers@sakana.ai` Send a brief introduction and indicate which role you are applying for. 3. 3

Submit the form Complete the Google Form with your CV and cover letter (English).

Open Positions

All Research Product Corporate

• Research Software Engineer (Research and Development) Build the full-stack infrastructure that turns ML research into deployed products — data pipelines, benchmarking, and user-facing tools. Tokyo Full-time English
• Research Member of Technical Staff (RSI Lab) The Sakana AI Recursive Self-Improvement (RSI) Lab is a dedicated research group within Sakana AI, tasked with redesigning the AI development process itself with AI. Tokyo Full-time / Visiting Researcher English
• Product Applied Research Engineer (Product) Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡 Spearhead the applied research, development, and productization of advanced AI technologies, including autonomous agents and multi-agent LLM systems, to solve complex customer challenges and turn cutting-edge research into products. Tokyo Full-time / Contract / Intern Japanese (Conversational) & English
• Product Software Engineer (Product) Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡 Drive the full-stack development of Sakana AI's in-house products, transforming cutting-edge research into scalable, user-facing applications through rapid prototyping and AI integration. Tokyo Full-time / Contract Japanese (Conversational) & English (Business)
• Corporate Cybersecurity Engineer Design and operate security controls for AI-powered enterprise applications, from risk assessment to incident response. Tokyo Full-time Japanese (Business)
• Product Business Role (Product Manager) Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡 Define product vision, roadmap, and go-to-market strategy for AI products that redefine what is possible. Tokyo Full-time Japanese (Conversational) & English (Business)
• Product Business Role (Product Sales & Account Executive) Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡 Responsible for driving business growth by expanding our products to enterprise clients and other customers. Tokyo (Hybrid) Full-time Japanese (Business) & English
• Product Business Role (Product Marketing & Growth) Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡 Responsible for building the GTM (Go-to-Market) foundation from scratch and taking a hands-on approach to establishing marketing and growth mechanisms. Tokyo (Hybrid) Full-time Japanese (Business) & English
• Corporate Business Role (Corporate Development) Lead capital strategy, M&A, partnerships, and IPO preparation to scale Sakana AI's business globally. Tokyo Full-time Japanese (Business), English
• Corporate Office & Facilities Coordinator Support the smooth operations of our fast-growing Tokyo office — facilities, vendors, and employee experience. Tokyo Full-time Japanese (Business)
• Corporate Recruiter Source and engage exceptional talent across engineering, research, and business roles through direct outreach. Tokyo Full-time Japanese (Business)
• Corporate Accountant Accountant in the Corporate Department. Tokyo Full-time Japanese (Business)
• Corporate Communications Manager Translate technical research and product breakthroughs into compelling stories for global media and stakeholders. Tokyo Full-time Japanese (Business)
• Corporate Executive Assistant Provide comprehensive logistical support—including schedule management, travel arrangements, and internal/external coordination—for senior executives such as CEOs and COOs. Tokyo Full-time Japanese (Business)
• Research Member of Technical Staff Tokyo Internship / Visiting Researcher English