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Biohub

Nonprofit research center advancing diagnostics

Postdoctoral Fellow - Multimodal Modeling

Academic & Institutional ResearchConfirmed live in the last 24 hours
Full-timeChicago, IL, USA

About the Job

Requirements

  • PhD in machine learning, computational biology, bioengineering, biophysics, or a related field
  • Experience applying deep learning to images, including use of pretrained vision models
  • Demonstrated experience building both supervised and unsupervised models
  • Experience with multimodal modeling or data fusion across heterogeneous data types
  • Experience with graph neural networks or other graph/network representation learning
  • Proficiency in Python and modern deep learning frameworks (e.g., PyTorch, JAX, or TensorFlow)

Responsibilities

  • Design and train self-supervised multimodal models that fuse confocal protein imaging, single-cell protein proximity networks, and mass spectrometry-based phosphoproteomics into shared representations, using objectives such as reconstruction and contrastive alignment (e.g., CLIP)
  • Work with graph-structured proximity-network data, collaborating on graph- and topology-aware modeling approaches, and
  • Leverage existing high-performing imaging models for feature extraction and inference, adapting them for co-embedding and building new image models where needed
  • Develop cross-modal alignment strategies relating surface organization to signaling and localization, and use the learned representations to model continuous cell-state structure and the features driving state transitions
  • Present findings internally and externally, and co-author publications

Desired Qualifications

  • Experience with contrastive or self-supervised learning (e.g., CLIP) for multimodal data
  • Familiarity with topology-aware or higher-order modeling (e.g., simplicial or motif-based methods)
  • Background in proteomics or mass spectrometry data analysis
  • Experience with sequencing-based or single-cell omics data analysis
  • Experience with microscopy or spatial imaging analysis in a biological setting
  • Fluency with immunology or single-cell state modeling
  • Experience building reproducible analysis pipelines and contributing to shared or open-source codebases

About the Company

Biohub

Nonprofit research center advancing diagnostics

CZ Biohub is a nonprofit research center that unites physicians, scientists, and engineers from Stanford, UC Berkeley, and UCSF to study how diseases work and to develop new tools for diagnosing and treating them. Its work combines basic science with engineering to create technologies that can be used to understand disease better and translate discoveries into actionable diagnostics and effective therapies. Unlike for-profit firms that focus on commercial products, CZ Biohub relies on collaboration across universities and disciplines to push fundamental research toward real-world medical applications. The goal is to advance science and build practical solutions that improve patient care by identifying how diseases occur and turning those insights into tests, devices, or therapies.

Company size
501-1,000
Company stage
Grant
Total funding
$1.8B
Headquarters
San Francisco, CA
Founded
2016

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