機械学習向けデータ生成・研究開発エンジニア（契約社員/事前案内者用)

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PlayStation also strives to create an inclusive environment that empowers employees and embraces diversity. We welcome and encourage everyone who has a passion and curiosity for innovation, technology, and play to explore our open positions and join our growing global team.

The PlayStation brand falls under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.

本ポジションは事前案内者用の登録ポジションになります。

【業務概要】
機械学習を活用した画質改善・映像処理研究を支えるため、
ゲームエンジンを用いた大規模データ生成および処理基盤の研究開発を担当いただきます。

Computer Vision / Computer Graphics / Machine Learning を横断しながら、
データ生成環境の構築、処理パイプライン開発、データ品質検証などを推進いただきます。

【主な業務内容】

• Unreal Engine等のゲームエンジンを用いた機械学習向け画像・動画データ生成
• 国内外委託会社と連携したゲームエンジン改造および不具合解消
• 生成データの加工・前処理および学習用データセット構築
• Pythonを用いたデータ処理・自動化ツール開発
• PyTorch等を用いたデータ検証・簡易的な学習確認
• AWS S3 / Box / Dropbox等を利用したデータ管理・転送フロー整備
• 画像・動画データの圧縮方式やファイルフォーマット設計・最適化
• （スキル・経験に応じて）機械学習アルゴリズム開発・評価・改善

【必須スキル・経験】

• Pythonによる開発経験
• 画像 / 動画データ処理の実務経験
• 機械学習向けデータセット構築またはデータ生成経験
• PyTorch等の機械学習フレームワーク利用経験
• Computer Visionに関する基礎知識
• データ処理パイプライン構築経験
• Git等を利用したチーム開発経験

【歓迎スキル・経験】

• Unreal Engineの実務経験
• Computer Graphics / Rendering Pipelineへの理解
• クラウドストレージやクラウドサービスAPI利用経験
• 大規模データ管理・運用経験
• 海外チームや外部パートナーとの技術コミュニケーション経験
• Linux環境での開発経験

【語学力】

• 日本語・英語による技術コミュニケーション能力
• 国内外パートナーとの技術ディスカッション、仕様調整、課題切り分けを行えること
• 技術文書・Issue・仕様書等を英語で読み書きできること

【求める人物像】

• Computer Vision / Computer Graphics / Machine Learning 等の複数領域に興味を持ち、横断的に取り組める方
• 研究開発フェーズにおいて、自ら課題整理・実装・検証を推進できる方
• 新しい技術やツールに対して積極的にキャッチアップできる方
• 国内外メンバーと連携しながら柔軟に開発を進められる方
• 実装だけでなく、データ品質やアルゴリズム改善にも関心を持てる方

【Position Overview】
To support machine learning-based image quality enhancement and video processing research,
this role focuses on research and development of large-scale data generation and processing infrastructure using game engines.

The candidate will work across Computer Vision, Computer Graphics, and Machine Learning domains
to develop data generation environments, processing pipelines, and data quality validation workflows.

【Main Responsibilities】

• Generate image and video datasets for machine learning using game engines such as Unreal Engine
• Collaborate with domestic and international outsourcing partners on game engine modifications and issue resolution
• Process and preprocess generated data to construct machine learning-ready datasets
• Develop data processing and automation tools using Python
• Validate generated datasets and perform basic training verification using frameworks such as PyTorch
• Design and optimize data management and transfer workflows utilizing AWS S3, Box, Dropbox, etc.
• Design and optimize image/video compression methods and file formats
• Depending on skills and experience, contribute to machine learning algorithm development, evaluation, and improvement 【Required Skills / Experience】
• Development experience using Python
• Practical experience in image/video data processing
• Experience constructing datasets or generating data for machine learning
• Experience using machine learning frameworks such as PyTorch
• Basic knowledge of Computer Vision
• Experience building data processing pipelines
• Experience with team-based development using Git or similar tools 【Preferred Skills / Experience】
• Practical experience with Unreal Engine
• Understanding of Computer Graphics / Rendering Pipelines
• Experience using cloud storage and cloud service APIs
• Experience managing and operating large-scale datasets
• Experience communicating technically with overseas teams or external partners
• Development experience in Linux environments

【Language Skills】

• Technical communication skills in both Japanese and English
• Ability to conduct technical discussions, specification alignment, and issue investigation with domestic and international partners
• Ability to read and write technical documents, issues, and specifications in English 【Ideal Candidate Profile】
• Interested in working across multiple domains such as Computer Vision, Computer Graphics, and Machine Learning
• Able to independently organize problems, implement solutions, and validate results in an R&D environment
• Proactive in learning and adopting new technologies and tools
• Flexible and collaborative when working with domestic and international team members
• Interested not only in implementation, but also in data quality and algorithm improvement

Equal Opportunity Statement:

Sony is an Equal Opportunity Employer. All persons will receive consideration for employment without regard to gender (including gender identity, gender expression and gender reassignment), race (including colour, nationality, ethnic or national origin), religion or belief, marital or civil partnership status, disability, age, sexual orientation, pregnancy or maternity, trade union membership or membership in any other legally protected category.

We strive to create an inclusive environment, empower employees and embrace diversity. We encourage everyone to respond.

PlayStation is a Fair Chance employer and qualified applicants with arrest and conviction records will be considered for employment.