Jobs / Computer Vision Engineer
Jobs at Preferred Networks, Inc.

Computer Vision Engineer

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EN: none
JP: business
Employment Type
Full time

Job Description

Preferred Networks is promoting to provide its customers with solutions based on the results of its own research in video recognition technology, machine learning, deep learning, and other areas. We are looking for a computer vision engineer to be involved in such research and development.


  • Development of computer vision algorithms to be used in products
  • Integration of algorithms into products
  • Various tasks that arise when integrating algorithms into products, such as managing data, developing learning pipelines, testing models, and other so-called MLOps-like activities
  • You will be in charge of various tasks that arise in the process of integrating algorithms into products.

The specific assignment will be to a team developing solutions for the retail sector, such as supermarkets and convenience stores. However, experience and knowledge of the retail sector are not necessarily required.


Minimum Requirements

  • Japanese language proficiency with the ability to
  • Reading and understanding documentation
  • Verbal technical communication within the development team
  • Experience in Python development
  • Basic knowledge of machine learning and deep learning
  • Experience in research and development of deep learning-based computer vision algorithms
  • Ability to communicate appropriately with multiple stakeholders and lead projects

Preferred Requirements

  • Master's or PhD in computer science or related technical field
  • Knowledge and experience in general computer vision and image processing not related to machine learning
  • Experience operating machine learning models as a service
  • Basic knowledge of cloud-native application infrastructure (especially Kubernetes)
  • Knowledge and experience related to the following "technical domain keywords

Technology Area Keywords

Deep Learning, Computer Vision, image classification, object detection, Transformer, annotation, MySQL, k8s, argo workflow, ozone, AWS S3, google cloud platform, terraform

About the Company

Preferred Networks (PFN) was established in March 2014 with the goal to develop practical, real-world applications of deep learning, robotics and other advanced technologies. PFN’s business domains include transportation, manufacturing, life sciences, robots, plant optimization, materials discovery, education and entertainment. In 2015, PFN developed Chainer™, the open-source deep learning framework. PFN’s MN-3 supercomputer, which is equipped with the MN-Core™ deep learning processor, topped the Green500 list three times in 2020 and 2021.


Employment Type

  • Full-time regular employment
  • Probation period: 3 months (under the same condition as regular employment)


  • Otemachi Bldg., 1-6-1 Otemachi, Chiyoda-ku, Tokyo
  • Remote work system available

Work Schedule

  • Five-day workweek (Saturdays and Sundays off), public holidays, New Year’s holiday
  • Discretionary-work (deemed work hours: 8 hours) or Flex-time system
  • Annual paid leave based on company regulations


  • Experience, performance, skills, contribution are taken into consideration.
  • Periodic assessment (2 times a year)
  • In addition to basic salary, bonuses are paid based on company’s performance and individual contribution. (Twice a year: Apr/Oct)
  • Commutation expenses


  • Various social insurance programs: pension insurance, health insurance, employment insurance, workers’ compensation
  • Vacation: maternity leave, parental leave, congratulation or condolence leave
  • Regular health checks
  • Allowance for purchasing a laptop PC.
  • Defined contribution pension