AI Research Lead
Perplexity is seeking an exceptional AI Research Tech Lead to drive our research strategy and lead the development of our in-house Online LLMs, the Sonar models. In this leadership role, you will set the macro research direction across different modalities, mentor a team of researchers, and take advantage of our rich query/answer dataset to continue scaling our Sonar model performance and deliver the SOTA Online LLM experience to our users.
RESPONSIBILITIES
RESEARCH LEADERSHIP & STRATEGY
- Define and execute the macro research direction across multiple modalities, including post-training LLMs for agent trajectories and future mid-training initiatives
- Lead strategic research planning and roadmap development to advance Sonar model capabilities
- Drive innovation in supervised and reinforcement learning techniques for query answering
- Collaborate with leadership to align research priorities with product and business objectives
TEAM DEVELOPMENT & MENTORSHIP
- Coach and mentor a team of AI research scientists and engineers, fostering their technical and professional growth
- Establish the long-term macro research direction across the team, including our direction across different modalities
- Lead hiring and onboarding of new research talent
- Create a collaborative environment that encourages knowledge sharing and innovation
TECHNICAL EXCELLENCE
- Post-train SOTA LLMs on query answering using cutting-edge supervised and reinforcement learning techniques
- Own and optimize the full stack data, training, and evaluation pipelines required for LLM post-training
- Deliver Sonar models that provide SOTA query answering performance
- Drive research into agent trajectories and multi-modal capabilities
- Lead the technical roadmap for eventual mid-training investments
CROSS-FUNCTIONAL COLLABORATION
- Work closely with engineering teams to integrate Sonar models into our product
- Partner with product teams to understand user needs an...