ML Engineer

at PERSOL CAREER BRS (Bilingual Recruitment Solutions)
Published November 17, 2022
Location Tokyo, Japan
Category Machine Learning  
Job Type Full-time  


Our client is a Japanese proprietary application for instant messaging on smartphones and PCs. Their users exchange text messages, graphics, video and audio media, make free calls, and hold free audio or video conferences.
About This Position:

  • As a machine learning engineer in the Machine Learning Solution Office or the Machine Learning Platform Office, you will develop innovative machine learning and data mining technologies for improving existing services and new services.

Specific work content:

  • Development, implementation, and performance improvement of machine learning engines for individual businesses and services ・Development of general-purpose machine learning engines and models that involve large-scale distributed processing
  • Libraries and data related to machine learning Commonization, standardization and utilization of pipelines, intermediate data, etc.
  • Development of cross-business machine learning platform Development and implementation of information recommendation engine cross-media machine learning such as user behavior logs, images, and text


  • development language: Python, Go, Java
  • OS: Linux
  • ML Libraries: TensorFlow, PyTorch
  • Containers: Docker, Kubernetes
  • CI/CD: Drone, Argo
  • Monitoring: Prometheus, Grafana
  • Others: GitHub Enterprise, Confluence, Slack