Applied Research Engineer (Product)
Sakana AI · Tokyo
Frontier labonsite
At a glance
Highlights
- Bring cutting-edge research results to the world as AI products.
- Work directly with customers to solve domain problems end-to-end.
- Explore productization of novel research within a global team.
What they offer
- Full-time, one-year contract, contractor and internship options
- Contractor arrangement 24+ hours per week on weekdays
Ideal candidate
Hands-on builder excited to bridge research and products, comfortable with ambiguity and direct customer collaboration. Curious, product-minded engineer who thrives in a bilingual global team.
Requirements
- Hands-on experience with generative AI technologies such as LLMs and AI agents
- Experience building AI agent workflows, multi-agent systems and agent tools
- Experience with RAG systems, search engines and document understanding with VLMs and OCR
- Experience with safe AI operation including fact-checking, citation and guardrails
- Experience building benchmarks and continuously evaluating and improving models
- Experience training and evaluating models with reinforcement, supervised and unsupervised learning
- Experience across full data science process from problem definition to value validation
- Practical know-how using AI-assisted coding tools such as Copilot, Cursor, Devin and Claude Code
- Bachelor's or Master's degree in computer science, machine learning or related field
- remote policy
- hybrid
- hiring process
- Submit CV and cover letter in English via Google Form, followed by document screening, technical assignment and casual interview.
Lab profile
About Sakana AI
Tokyo AI lab building nature-inspired generative AI, LLMs and recursive self-improving systems for enterprise use.
What they build
- Sakana Chat
- Sakana Marlin
- Sakana Fugu
Known for
- Collective intelligence
- Model orchestration
- Recursive self-improvement
- Large language model development
Key facts
- Founded in 2023
- Headquartered in Tokyo, Japan
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