Senior Web Engineer

About the company
With the mission to "Bring innovation and efficiency to materials development", the company supports the search, development and commercialization of new materials by promoting the use of Materials Informatics.

The tech startup was established in November 2017. Their main business revolves around research, development, consulting and project management for material development using information technology. Utilizing the know-how cultivated in the specialized field, they propose MI solutions for a wide range of materials.

The innovative StartUp company prides itself with their main area of expertise in the following:
1.) Japan's best MI know how
The company has contract analysis and consulting experience for many MI projects.
They have accumulated know-how on various themes, whether organic or inorganic.

2.) MI analysis technology
They have developed MI analysis technology such as automatic molecular design algorithm and composition optimization method.

3.) High expertise on the field
Information science and materials science specialists consult and review appropriate methods according to the project theme.

Corporate Culture
The company has a startup atmosphere which engineers may appreciate. It has a flexible and relaxed environment. They practice having flextime and remote work is also possible. There is no dress code and employees can wear casual clothing in the office. Engineers can work freely and independently.
Global Aspects
  • Many employees speak English
  • Actively pursuing diversity at the work place
PR Aspects
Won the NEDO Director's award in 2018.
Received EY award at Tech Sirius 2019.
Other details
  • Flex time system
  • You can work from home
  • No dress code
They are developing a SaaS product that will revolutionize materials development. The product has just started development, and the development system is still in its beginning. They are looking for someone who can work with them to build a development system and who can quickly catch up with new technologies as needed.

The company is developing a SaaS product that promotes materials development using MI. They are currently offering a closed version of the product, but it has already been adopted by some of the leading materials companies in Japan. The product has been well received by users, and the company is looking forward to accelerating the development toward the release of the official version.

■ Job Description
Web Development Lead for a SaaS product that streamlines material development.

■ Technology Stack
・Front-end: TypeScript, React
・API: Ruby on Rails
・Algorithms: Python (NumPy, SciPy, Scikit-learn, Pandas, Matplotlib, Seaborn, ...), Rust
・Infrastructure: AWS (EC2, ECS, S3, SQS, Aurora, ELB, ...), Terraform
・Tools: Github, Slack, CircleCI, Jira

※Please note that the position is only for those who are currently residing in Japan only
Experience: Must meet one of the following criteria:
Experience leading backend development of web applications using Ruby/Python/Node.js or similar technologies.


Striving to maximize the value of the product by selecting the optimal technologies, rather than being bound by specific technologies.
Actively engaging in discussions and exchanging ideas with diverse team members.
Having an interest in management (one of the following):
Technology management
People management
Project management
Product management
Japanese Level
  • Advanced
Knowledge of statistics and machine learning.
Project management
Product management
Annual Expected salary (Minimum)
Annual Expected salary (Maximum)
Salary promotion
Once a year
Transporation cost coverage
  • up to 30,000JPY
Work hours
9:00 - 18:00
  • Yes
  • End of Year and New Year Holiday
  • Saturday
  • National Holiday
  • Sunday
  • Worker’s Accident Compensation Insurance (労災保険)
  • Health Insurance (健康保険)
  • Unemployment Insurance (雇用保険)
  • Welfare Pension Insurance (厚生年金保険)
Remote Work
  • Full remote work