aimlroles

Internship - Research Engineer for Natural Language Processing

Sonyjapan Open · verified Oct 22, 2026
Tokyo Full-time Junior AI Research

At a glance

Junior AI Research role at Sonyjapan. Tokyo · full-time.

Pay not stated AI Research salary

RoleAI Research
SeniorityJunior
LocationTokyo
EmploymentFull-time
PostedDec 29, 2025 · 9mo ago
Role brief

aimlroles summary, based on the employer's posting.

What you'll do

  • Develop multilingual large language models and related methods for downstream tasks
  • Build machine translation for movie, anime and game content, plus language generation for content creation
  • Research NLP approaches intended to ease content distribution and improve workflow efficiency

What you bring

  • A master's in NLP, AI, machine learning or a closely related area, or equivalent practical experience
  • At least three years using Python, C/C++ and Linux or Unix
  • At least two years working in machine learning and NLP with frameworks such as PyTorch or TensorFlow
  • Research evidence through conference papers, open-source software or other scientific work

Who this fits

This junior internship suits someone focused on NLP research and development for content translation and creation support. A Ph.D. student in NLP, AI or machine learning is a preferred fit.

From the employer

・ Technology Field

Natual Language Processing

Machine Learning

・ Position Summary

Our team is building a wide range of natural language processing technologies intended to be applied to entertainment content creation and business data analysis.
You will work on advanced research in natural language processing. Your main task will be the research and development of multilingual LLM and downstream task for content creation intended to reduce hurdles for content distribution and make workflow more efficient.
We expect to utilize this technology in movies, anime and games and contribute to deliver Sony's content to more customers faster.

・Responsibilities

Development of LLM itself and downstream task such as machine translation for movies/anime/games content and natural language generation for content creation.

・Required qualifications

■ Master's degree in natural language processing, artificial intelligence, machine learning, or closely related areas OR equivalent practical experience.
■ 3 years of experience with Python, C/C++, and Linux/Unix.
■ 2 years of experience in machine learning fields and NLP, using common frameworks such as PyTorch/TensorFlow.
■ Research ability, as demonstrated by a track record of conference papers, open-source software, or other scientific activities.

・Preferred qualifications

■ Ph.D student in natural language processing, artificial intelligence, or machine learning is desirable.
■ 3 years of experience in computer science, AI/ML, or a related field.
■ Knowledge and experience in developing LLM itself or LLM-related technology is a plus.

・Product , Service

Movies/Anime/Game (content translation, content creation support). Business data analysis( financial, call center, manufacturing, etc)

・Development Environment

■ OS: Linux and Windows
■ Programming Languages: Python, C/C++ etc.
■ PC, Server, Cloud Computing

・Application Requirements

Essay: Not Required

Coding test: Not Required

Required Skills:

Machine Learning (ML), Natural Language Processing (NLP)

Optional Skills: