Archetype
AI Researcher
San Mateo, California, US · Full-time · Posted Aug 25, 2026
- Experience
- 8+ years.
About the job
Designs, trains, and interprets foundation models that learn from multimodal raw sensor data to understand and reason about the physical world.
What you'll do
- Develop sensor-data foundation models and methods for representation learning, multimodal alignment, and self-supervised learning.
- Adapt pretrained models to new datasets, modalities, environments, and use cases; diagnose limitations and run experiments to improve performance.
- Collaborate with engineering and product teams to bring research advances into production systems.
What they ask for
- 8+ years developing advanced ML/AI systems, focused on real-world sensor data.
- Expertise in modern deep learning architectures, especially transformers, representation learning, and large-scale model training.
- Strong research and experimentation skills, including designing and evaluating new approaches.
- Excellent Python programming skills and experience with deep learning frameworks such as PyTorch.
Nice to have
- Familiarity with LLMs.
- Experience with self-supervised or contrastive learning for large unlabeled datasets, or with large-scale or distributed training infrastructure.
Tools
Python, PyTorch
AI focus
Research and build foundation models for physical-world sensor data, including multimodal learning, representation learning, self-supervised learning, and model adaptation.
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