Member of Technical Staff, Pre/Mid-Training

Location: Bay Area

Department: Research

Location Type: IN_OFFICE

Employment Type: FULL_TIME

• Design, develop, and optimize architectures for diffusion-based language models.
• Implement innovative training objectives and loss functions for discrete diffusion LLMs.
• Research and implement techniques for controlled text generation and constraint satisfaction.
• Develop methods for multi-modal integration within the diffusion framework.
• Improve model efficiency, reduce training time, and optimize inference throughput.

• BS/MS/PhD in Computer Science or a related field (or equivalent experience).
• At least 2 years of experience working on ML projects in PyTorch (or equivalent), preferably in a research lab or engineering role.
• Excellent familiarity with transformers and core LLM concepts (autoregressive pretraining, instruction tuning, in-context learning, KV caching).
• Familiarity with training and inference in diffusion models.
• Experience training deep learning models at scale in distributed computing environments.

• Extensive experience training transformer-based language models from scratch.
• Knowledge of advanced training techniques (mixed precision, gradient accumulation, etc.).
• Experience with multi-modal learning and cross-modal architectures.
• Background in optimization theory and neural network architecture design.
• Experience with LLM serving frameworks like vLLM, SGLang, or TensorRT.