Demo

AI Research Scientist / Machine Learning Engineer (PhD) [33320]

Stealth Startup
San Francisco, CA Full Time
POSTED ON 8/24/2026
AVAILABLE BEFORE 9/22/2026

We are seeking a PhD-level AI Research Scientist or Machine Learning Engineer to develop cutting-edge AI and machine learning solutions that power next-generation products. You will work at the intersection of research and engineering, transforming advanced ML techniques into scalable, production-ready systems.

This role is open to:

  • PhD graduates with 4 years of industry experience in AI, machine learning, or applied research.
  • Machine Learning Engineers with a PhD and 1–2 years of professional ML engineering experience, provided they have demonstrated success deploying production ML systems.

Responsibilities

  • Research, design, and develop advanced machine learning and AI models.
  • Build and deploy production-ready ML systems and inference pipelines.
  • Collaborate with software engineers to integrate AI capabilities into customer-facing products.
  • Optimize model accuracy, efficiency, and scalability.
  • Develop data pipelines, model evaluation frameworks, and experimentation workflows.
  • Stay current with the latest advancements in machine learning, deep learning, LLMs, and generative AI.
  • Mentor engineers and contribute to technical strategy and architecture.
  • Publish or present research where appropriate and translate research into business impact.

Qualifications

  • PhD in Computer Science, Machine Learning, Artificial Intelligence, Robotics, Statistics, Applied Mathematics, or a related quantitative field.
  • 4 years of industry experience in AI/ML research or engineering OR
  • 1–2 years of experience as a Machine Learning Engineer with proven experience deploying ML models into production.
  • Strong programming skills in Python and experience with C , Java, or Go.
  • Hands-on experience with PyTorch, TensorFlow, or JAX.
  • Experience building scalable ML pipelines and distributed training or inference systems.
  • Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization technologies.
  • Strong understanding of algorithms, deep learning, and software engineering best practices.

Preferred Qualifications

  • Experience with Large Language Models (LLMs), generative AI, multimodal models, or reinforcement learning.
  • Experience with distributed systems, MLOps, Kubernetes, Docker, and CI/CD.
  • Publications at leading AI conferences (e.g., NeurIPS, ICML, ICLR, CVPR, ACL) are a plus.
  • Startup or high-growth technology company experience.
  • Strong communication skills with the ability to collaborate across research and engineering teams.


Salary.com Estimation for AI Research Scientist / Machine Learning Engineer (PhD) [33320] in San Francisco, CA
$122,307 to $157,290
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