Job title: Software Engineer (AI Platform / Scalable Systems) (SR)
Job type: Permanent
Emp type: Full-time
Industry: IT & Telecommunications / IT・通信
Functional Expertise: Technical (IT) / 技術職(IT)
Salary: Negotiable
Location: Tokyo
Job published: 2026-03-30
Job ID: 70842

Job Description

Career Opportunity for a Software Engineer in Japan!

 

■ Software Engineer (AI Platform / Scalable Systems)

 

■ Company Overview

Japan-based AI technology company developing advanced large-scale language models and next-generation AI platforms, focused on delivering innovative AI-driven products and competing with leading global AI players.

 

■ Your Role and Responsibilities 

● Develop systems that transform the capabilities of a large-scale language model into real user value

● Design, build, and operate highly scalable and high-performance software systems

● Improve development processes and engineering productivity across the team

● Collaborate with cross-functional teams to design reliable and scalable product architectures

● Continuously improve system performance, reliability, and user experience

● Contribute to product design, system architecture, and technical decision-making

 

■ Experience and Qualifications

● 5+ years of experience in software development and product operations

● Experience building high-performance and highly scalable systems

● Strong problem-solving skills and ability to improve system architecture and development practices

● Experience working in production environments and maintaining reliable services

 

■ Additional Preferred Qualifications

● Experience with RESTful or gRPC APIs

● Programming in Go, Rust, Java, Scala, Kotlin, C++, or TypeScript

● Database design and optimization (RDB/NoSQL)

● Knowledge of distributed systems, caching, and security (OAuth2/OIDC)

● Technical leadership or open-source contributions

 

■ Good Reasons to Join

● Opportunity to work on advanced AI technologies and large-scale machine learning systems

 

■ Work Location

Tokyo, Japan
 

Details will be provided during the meeting.