Career Opportunities

How to Apply

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

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

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

Open Positions

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
  Link to job

Research Program Manager (RSI Lab)

• Manages budgets, schedules, and handles external communications, enabling researchers and engineers to focus fully on research at maximum velocity.
• Tokyo
• Full-time
• Japanese (Business) & English
  Link to job

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
  Link to job

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
  Link to job

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)
  Link to job

Product Software Engineer (Product, Infrastructure and Platform Reliability)

• Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡
  Infrastructure and Platform Reliability Engineer to keep our products fast, dependable, and cost-efficient as that moment turns into sustained scale.
• Tokyo
• Full-time
• Japanese (Conversational) & English (Business)
  Link to job

Product Data Engineer (Product)

• Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡
  Build our data infrastructure that enables AI to autonomously analyze data and drive exponential growth.
• Tokyo (Hybrid)
• Full-time
• Japanese (Business) & English (Business)
  Link to job

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
  Link to job

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
  Link to job

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
  Link to job

Product Product Designer

• Join the team behind Sakana Chat 🐟, Sakana Marlin 🐬, and Sakana Fugu 🐡
  Shaping the vision for a product experience that only Sakana AI can deliver.
• Tokyo (Hybrid)
• Full-time
• Japanese (Business) & English
  Link to job

Corporate Cybersecurity Engineer

• Design and operate security controls for AI-powered enterprise applications, from risk assessment to incident response.
• Tokyo
• Full-time
• Japanese (Business)
  Link to job

Corporate Business Role (Corporate Development Associate)

• Lead capital strategy, M&A, partnerships, and IPO preparation to scale Sakana AI's business globally.
• Tokyo
• Full-time
• Japanese (Business), English
  Link to job

Corporate Office & Facilities Coordinator

• Support the smooth operations of our fast-growing Tokyo office — facilities, vendors, and employee experience.
• Tokyo
• Full-time
• Japanese (Business)
  Link to job

Corporate Recruiter

• Source and engage exceptional talent across engineering, research, and business roles through direct outreach.
• Tokyo
• Full-time
• Japanese (Business)
  Link to job

Corporate Accountant

• Accountant in the Corporate Department.
• Tokyo
• Full-time
• Japanese (Business)
  Link to job

Research Member of Technical Staff

• Tokyo
• Internship / Visiting Researcher
• English
  Link to job