【Entry Level】 AI Engineer - AI & Data Division

【Position Overview】

This position focuses on designing and developing applications and services powered by the latest AI and generative AI technologies. You will work across a broad range of technical domains, including frontend, backend, cloud infrastructure, and LLM applications, to build innovative solutions that enhance user experience and create business value. This role offers the opportunity to take ideas from early-stage validation and prototyping through to production deployment and operation, turning AI technologies into real-world service value.

【Position Details】

・Develop applications across a wide range of areas, including frontend, backend, and cloud infrastructure

・Design and implement new applications and features using generative AI and large language models (LLMs)

・Build scalable and reliable systems using microservices and APIs

・Collaborate with internal and external stakeholders and team members to drive ideas from validation and prototyping through to production deployment

・Continuously improve AI solutions with consideration for user experience, technical feasibility, and operational excellence

【Language Proficiency】

Japanese: Not required

English: Business Level

【Coding Test】

Required

【Mandatory Requirements】

・Programming experience with languages such as Python, Java, or TypeScript

・Fundamental knowledge of data structures and algorithms

・Fundamental knowledge of statistics and mathematics

【Desired Requirements】

・Experience in cloud development using AWS, GCP, Azure, or similar platforms

・Experience with AI/ML frameworks such as TensorFlow, PyTorch, or LangChain

・Experience developing REST APIs or microservices

・Experience with frontend technologies such as React, TypeScript, or Tailwind

【Main Services】

・ Rakuten Group Services

【Work Location】

Rakuten Crimson House