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Lead/Principal Applied Scientist (Software Engineering LMTS)Salesforce • San Francisco, California, United States
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Lead/Principal Applied Scientist (Software Engineering LMTS)

Salesforce
  • US
    San Francisco, California, United States
  • US
    San Francisco, California, United States
Jetzt Bewerben

Über

Requirements
The ideal candidate is both a strong individual contributor and a technical leader, serving as a primary point of contact (POC) for major AI initiatives while shaping long-term research and modeling strategy PhD in Computer Science, Machine Learning, AI, or a related field Strong publication record in top-tier venues (e.g., NeurIPS, ICML, ICLR, ACL, EMNLP) or equivalent industry research impact. [Nice to have] Demonstrated hands‑on experience owning the full model development lifecycle, not limited to research or design Deep expertise in large-scale model training and fine‑tuning, especially for LLMs Strong background in reinforcement learning, preference learning, or human‑in‑the‑loop learning Experience building and maintaining continuous learning systems using real‑world feedback signals Solid understanding of model evaluation, alignment, and robustness in production environments Advanced proficiency in Python, with significant hands‑on coding experience Deep experience with PyTorch, TensorFlow or similar deep learning packages Practical experience with modern LLM tooling, such as: Hugging Face (Transformers, Accelerate, PEFT) Distributed training frameworks (DeepSpeed, FSDP, etc.) ML orchestration and scaling tools (Ray, Kubernetes, internal platforms) Strong data analysis and experimentation skills (NumPy, Pandas, custom evaluation pipelines) Experience mentoring and developing junior researchers or engineers Strong communication skills across research, engineering, and executive stakeholders (Desirable) Experience deploying and iterating on models in production, high‑availability systems (Desirable) Background in enterprise AI, agentic systems, or LLM platforms at scale (Desirable) Familiarity with trust, safety, or governance frameworks for AI systems (Desirable) Experience with large‑scale distributed compute environments (multi‑GPU / multi‑node training)
What the job involves
We are seeking a strong Lead/Principal Applied Scientist to drive advanced LLM research and model development for AgentForce’s production services This role requires hands‑on involvement across the full model development lifecycle, in addition to technical leadership and mentorship Research, Modeling & Hands‑On Execution Own and execute hands‑on work across the full model development lifecycle, including data preparation, model training, fine‑tuning, evaluation, iteration, and deployment readiness Lead end‑to‑end research initiatives on LLM training, fine‑tuning, alignment, and optimization for production use cases Design, implement, and iterate on reinforcement learning (RL) and continuous learning pipelines (e.g., RLHF, RLAIF, offline/online feedback loops) Conduct rigorous experimentation, ablation studies, and failure analysis to drive measurable model improvements Translate research prototypes into production‑grade models that meet latency, scalability, reliability, and safety requirements Technical Leadership Serve as the technical POC for complex AgentForce AI projects, driving alignment across research, engineering, product, and platform teams Define best practices for model training, fine‑tuning, evaluation, and release readiness Influence architectural and modeling decisions across the AgentForce AI stack Mentorship & Thought Leadership Mentor junior scientists and engineers through direct technical guidance and code‑level reviews Foster a culture of strong scientific rigor, reproducibility, and ownership Contribute to Salesforce’s external research presence through publications, talks, and collaborations
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  • San Francisco, California, United States

Sprachkenntnisse

  • English
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