Jingyu Wang

MSc Data Science @ ETH · ML Engineer @ JOSEPHA (Zürich)

ML & AI Engineering Data Science Software Engineering

Experience

Machine Learning Engineer — JOSEPHAMar 2025 – Present · Zurich
  • Reduced request latency by ~45% via multithreading & async; raised matching accuracy from 63%→92% with multi‑strategy approach.
  • Designed TB‑scale e‑commerce feed ingestion with AI data enhancement; built price alerts, fake‑shop detection, context‑aware chatbot.
  • Led prompt engineering, LLM fine‑tuning, and safety evaluations.
Machine Learning Engineer Intern — JOSEPHAOct 2024 – Mar 2025 · Zurich
  • Backend features & infra across GCP/AWS; Dockerized services; CI/CD with GitHub Actions.
Research Scientist Intern — UbisoftFeb 2024 – Jun 2024 · Shanghai
  • Built GenAI text‑to‑texture tool; trained locally, deployed to Azure, integrated into production.
  • High‑fidelity material synthesis; PyTorch + C++/CUDA modules; integrated with ComfyUI.

Education

ETH Zurich — MSc Data Science

Sep 2021 – Sep 2024 · GPA 5.5/6 · Master Thesis: 5.75/6

UCBL Lyon 1 — BSc Physics (Joint)

Sep 2019 – Jun 2021 · Avg 18.1/20 · Rank 1/100 · Distinguished Graduate

Wuhan University — BSc Physics (Joint)

Sep 2017 – Jun 2019 · GPA 3.97/4.00 · Rank 1/197 · National Scholarship

Skills

Programming

PythonC++CUDAShellPyTorchTensorFlowscikit-learnLangChain

Data & Infra

PostgreSQLSparkMongoDBFirestoreGCPAWSAzure AIDockerCI/CD

Tooling & Methods

LinuxGitHub ActionsOpenCVhuggingfaceSDScrumPresentationDocumentation

Languages

English (C1)French (C1)Chinese (native)German (A2)

Certificates

Azure AI Engineer AssociateIBM Data Science Professional

Publications

RISE-SDF: a Relightable Information-Shared Signed Distance Field for Glossy Object Inverse Rendering

3DV 2025 (accepted)

Relightable Information‑Sharing SDF for glossy object inverse rendering; achieves SOTA in reconstruction, material estimation & relighting.

3D VisionNeRF/SDF

Paper

CHORD: Chain of Rendering Decomposition for PBR Material Estimation from Generated Texture Images

SIGGRAPH Asia 2025 (accepted)

Production‑oriented pipeline for generating consistent material maps from prompts; integrated and evaluated with artists and art directors.

GraphicsDiffusion

Preprint (when available)

Contact

Email: Click to reveal email

Location: Zurich, Switzerland · Permit B (eligible for employment)