Member of Technical Staff (AI Researcher)
Perplexity6 months ago
Palo Alto, CA, USA or San Francisco, CA, USAMid Level / Senior
H1B sponsor
Base Salary
$220k - $485k/yr
Responsibilities
- Post-train state-of-the-art LLMs using supervised and reinforcement learning techniques.
- Leverage query/answer datasets to improve model performance across various products.
- Stay updated with the latest LLM research and implement optimization techniques.
- Build and maintain data, training, and evaluation pipelines for model development.
- Integrate models into the product ecosystem and collaborate with engineering teams.
Requirements
- Proven experience with large-scale LLMs and deep learning systems.
- Strong programming skills in Python/PyTorch; versatility is a plus.
- Experience with post-training techniques and reinforcement learning.
- Self-starter with ownership of tasks and a passion for challenging problems.
- Minimum 2-6 years of relevant project experience.
About Perplexity
Perplexity builds an AI-powered answer engine for web and mobile and an enterprise product, Perplexity Computer, for AI-driven workflows across tools and apps. The company monetizes through individual subscriptions (Perplexity Pro) and enterprise plans. Founded in 2022 and headquartered in San Francisco, it operates as a privately held company.