Internet / E-Commerce AI & Machine Learning Jobs in Japan
18 open permanent ai & machine learning roles at 9 internet / e-commerce companies in Japan, tracked daily from each company's own careers page.
18 open permanent ai & machine learning roles at 9 internet / e-commerce companies in Japan, tracked daily from each company's own careers page.
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Build ResumeDaily total across the 8 companies tracked through the whole period. Companies added mid-period are excluded until the window catches up to them. As of October 13, 2026 · tracked daily since August 17, 2026
AI & Machine Learning, all industries · 249 postings with comparable stated pay, from 99 employers
median ¥9,500,000 · 249 postings
¥7,000,000
Typical advertised range
¥12,000,000
Postings by Advertised Range
¥4M–5.9M
15
¥6M–7.9M
42
¥8M–9.9M
81
Counts on this page come from AirTA's own daily checks of each company's careers page. When a number cannot be measured reliably, it is hidden rather than estimated. Industry describes the company, not the individual role, so an employer with several businesses appears under each industry it operates in. Report a data issue.
| Mercari |
| Senior AI Engineer - LLM Adoption Department (LLMAD) | Rakuten Group |
| Senior AI Agent Engineer - AI Agent Development Section, Business Support Development Department (BSD) | Rakuten Group |
| AI Engineer - LLM Adoption Department (LLMAD) | Rakuten Group |
| 【Class of 2028／Full-Time】Applied Scientists , Amazon International Stores, Amazon Japan Store Tech | Amazon Japan |
| 機械学習エンジニア | Demae-can |
| 【Enito】AIアプリケーションエンジニア（MLエンジニア）／高難易度のマッチングアルゴリズムの刷新◆IPO準備中、フルリモート可能 | Enito Group |
| AI推進担当 | BEENOS |
| 【ドワンゴ】AIアプリケーション検証・開発者/AI活用推進担当者 | Dwango |
| Sr. Worldwide Specialist – GenAI for Amazon Quick, Data & AI GTM | Amazon Japan |
| Distributed Training & Inference Optimization Engineer (LLM) - GPU Optimization Department (GPUOD) | Rakuten Group |
| Senior Machine Learning Engineer, Credit ML - Merpay | Mercari |
| Partner Support / CS & Operation AI Specialist - Mercari | Mercari |
| Machine Learning Engineer, Search ML- Mercari | Mercari |
| AIエージェント開発エンジニア | MonotaRO |
¥10M–11.9M
69
¥12M–13.9M
20
¥14M–15.9M
13
¥16M+
9
Internet / E-Commerce AI & Machine Learning-specific pay is hidden: 4 postings state pay, but too few employers disclose to describe a market. Figures appear when enough employers disclose.