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Job ID : 1584232 Date Updated : March 30th, 2026
Leading AI Tech Firm

Backend Engineer at an "AI Native" Company

Hiring Company Global Construction AI Company with HQ in Tokyo
Location Tokyo - 23 Wards
Job Type Permanent Full-time
Salary 6 million yen ~ 20 million yen

Work Style

Casual Clothing Minimal Overtime Flex Time

Job Description

About the Company

Your opportunity to join a cutting-edge, AI-native company in Tokyo!

This is a unique chance to delve into the AI field and make a real impact. We are actively seeking a talented Backend Engineer to help design and develop a secure, reliable, and scalable foundation that integrates the homegrown AI capabilities with best-in-class UI/UX.

Who are you

  • An experienced backend infrastructure designer, implementer, and operator.
  • You will be excited to work on massive and global projects.
  • Passionate about the AI industry and dedicated to leveraging technology for real-world impact.

Why you should apply

  • Unique AI Native Product
  • Frontier Tech & Untapped Industry Potential
  • Diverse Team
  • Hybrid working Style

General Requirements

Minimum Experience Level Over 3 years
Career Level Mid Career
Minimum English Level Business Level
Minimum Japanese Level Daily Conversation
Minimum Education Level Bachelor's Degree
Visa Status Permission to work in Japan required

Required Skills

Requirements

  • 5+ years in software development in a fast-paced tech environment.
  • 4+ years of experience building backend in product settings.
  • You’re extremely comfortable with Go or Rust (strong requirement).
  • Strong teamwork via collaboration, documentation and public communication
  • Ability to optimize systems to boost AI serving performance is a big plus
  • Japanese: JLPT N3+ (Able to communicate internally)

Job Location

  • Tokyo - 23 Wards

Work Conditions

Job Type Permanent Full-time
Salary 6 million yen ~ 20 million yen
Industry Software

Job Category

Company Details

Company Type Small/Medium Company (300 employees or less) - International Company
Non-Japanese Ratio About half Japanese