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Geniee

Generative AI Engineer (JAPAN AI)

Salary
600万 - 1400万
Location
Tokyo
Remote
On-site / hybrid
Visa
Sponsorship available
Language
Japanese: Business Level / English: Fluent
Posted
May 26, 2025
Python
Pytorch
ML
Engineering
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Overview

About JAPAN AI JAPAN AI, Inc. was established in April 2023 as a group company of Geniee, Inc., a publicly listed company, with the aim of dramatically enhancing the potential of working people through AI technology. We leverage cutting-edge AI technology to drive research and development both domestically and internationally.

We focus particularly on the development of AI agents, providing innovative products and solutions that utilize large language models (LLM). This enables us to improve productivity and operational efficiency across various industries.

JAPAN AI leverages the advantages of being a startup, allowing for flexible and rapid decision-making, and quickly adopting the latest technologies to provide optimal solutions for our clients. Additionally, our diverse team with an international perspective enhances our competitiveness in the global market.

Required Skills

  • We are looking for candidates with:
  • Bachelor's or Master's degree in Computer Science, Software Engineering, Artificial Intelligence, Machine Learning, Mathematics, Physics, or related fields, with deep knowledge in the Generative AI domain.
  • Programming Skills
  • Have advanced programming skills in Python and practical experience using deep learning frameworks such as PyTorch or TensorFlow.
  • Research Activities and Algorithm Development Experience
  • Experience in designing and implementing algorithms based on the latest research papers in fields like computer vision or natural language processing.
  • Developed original algorithms in research projects and presented at conferences or journals.
  • Experience in applying research results to actual products and achieving performance improvements.
  • Experience in Solving Technical Challenges
  • Analyzed specific technical challenges in real projects and proposed and implemented concrete solutions.
  • Business-level communication skills in either English or Japanese (proficiency in one is required).

Preferred Skills

  • Candidates with the following experience or skills will be highly regarded:
  • Experience in developing and applying image generation models and LLMs.
  • Experience in submitting and presenting papers in fields such as computer vision and natural language processing.
  • Experience applying DL and machine learning technologies to actual products, knowledge of infrastructure construction, and web-related knowledge.
  • Tech Stack
  • Languages: Python (for framework development), TypeScript / React / Next.js (for frontend development)
  • Infrastructure: GCP (containers / Kubernetes), Docker
  • Tools: Slack, Confluence, Linear, Google Workspace, GitHub
  • Work Environment: Mac (Apple Silicon), dual monitors available
  • Learning and Development Support
  • AI Tool Usage Support:
  • Company covers the cost of using AI tools such as JAPAN AI SaaS services, Curosor, CharGPT, Claude, etc.
  • Development Tool Support:
  • If a desired development tool is paid, the cost is covered (up to 30,000 yen per year)
  • Book Purchase Assistance:
  • Company covers the cost of purchasing books for learning, such as technical books (up to 30,000 yen per half-year)
  • Language Learning / Qualification Support:
  • Company covers the cost of Japanese or English learning programs and qualification acquisition
  • Refresh Allowance:
  • Company covers the cost of services used for personal refreshment (up to 5,000 yen per month)
  • e.g., gym, yoga, chiropractic, aquarium, movies, theme park tickets, etc.
  • Housing Allowance:
  • Housing allowance provided for those living in designated areas (up to 30,000 yen per month)
  • Work Style
  • Hybrid Work: 3 days in office, 2 days remote
  • Flexible working hours: Core time is negotiable
  • Flexibility: Future consideration for more flexible work styles is possible
  • Why You’ll Love This Role
  • Opportunity to engage with cutting-edge technology:
  • Gain practical experience in the rapidly growing field of large language models and AI agents, significantly enhancing technical skills.
  • Discretion and speed:
  • Benefit from the rapid decision-making process unique to startups, enjoying flexibility in the adoption of new technologies, creating an environment where individual ideas can be quickly realized.
  • Diverse and multicultural team:
  • Work with an internationally diverse engineering team, deepening cross-cultural understanding and fostering a global perspective. Positions not requiring Japanese language skills are also available.
  • Impactful work:
  • Play a crucial role in shaping the future of AI-driven products, directly contributing to the success of clients and industries, experiencing the impact on society.
  • Professional growth:
  • Contribute to technical strategy, demonstrate leadership, and grow with a highly skilled team, preparing for the next step in your career.

Hiring Process

1

CV Screening → Coding test → Multiple Interviews → Final Interview

2

(Reference checks are required before the final interview.)

3

Additional Information

4

This position will initially be hired by Geniee, Inc. and then seconded to JAPAN AI, Inc. (both companies share the same location and workplace).

5

There is a possibility of transferring to JAPAN AI, Inc. in the future.

About Geniee

JAPAN AI, Inc. was established in April 2023 as a group company of Geniee, Inc., a publicly listed company, with the aim of dramatically enhancing the potential of working people through AI technology. We leverage cutting-edge AI technology to drive research and development both domestically and internationally.

We focus particularly on the development of AI agents, providing innovative products and solutions that utilize large language models (LLM). This enables us to improve productivity and operational efficiency across various industries.

JAPAN AI leverages the advantages of being a startup, allowing for flexible and rapid decision-making, and quickly adopting the latest technologies to provide optimal solutions for our clients. Additionally, our diverse team with an international perspective enhances our competitiveness in the global market.

We aim to create new value and contribute to the progress of society as a whole through the transformative power of AI. Let's lead innovation through AI and create a future where technology enables people to achieve more.

Related URLs

Our Website

Company Introduction Materials

Tech Blog

Why We’re Hiring

Our product leverages generative AI technology to enhance operational efficiency, with the design, implementation, and evaluation of AI models forming its foundation.

We are seeking an engineer who can optimize these processes and technically support the growth of our product.

You are expected to incorporate the latest research findings and drive technology development that leads the industry.

Position

Generative AI Engineer

Job Description

You will lead the development of generative AI technologies.

Beyond GPT-based prompt engineering, you will assess what is possible and impossible in areas such as image and voice recognition, as well as general AI (NN and Classifier), and handle the actual implementation.

Lead the development of generative AI technologies

Manage the overall progress of projects and lead the team to advance the development of generative AI technologies

Conduct research and model construction

Investigate the latest research papers and design new models and structural transformations based on existing AI models

Development implementation and acceleration

Implement developed models and apply acceleration techniques to optimize performance

Solution delivery

Provide AI solutions tailored to customer needs and apply them to real business challenges

Result verification and improvement

Verify results using actual customer data and real environments, and improve models

Research and evaluation of new technologies

Conduct research and evaluation of new AI technologies and promote their introduction as needed

Team Structure

Approximately 65 members are part of the development organization. Development is divided into the following groups:

Client Solution Development

In-house AI SaaS Development

Common Infrastructure Development (Infra / Data / AI R&D)

Quick Facts

CompanyGeniee
LocationTokyo
Salary600万 - 1400万
RemoteOn-site / hybrid
VisaAvailable
LanguageJapanese: Business Level / English: Fluent
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