AI Research Scientist - Post Training

10 Hours ago • 6 Years + • $220,000 PA - $290,000 PA

Job Summary

Job Description

Perplexity is seeking experienced AI Research Scientists to improve their in-house Online LLMs, the Sonar models. The role involves turning research ideas into algorithms, implementing them, running experiments, launching new models, and staying updated on the latest research on LLMs, particularly model training and optimization. Key responsibilities include understanding new models and algorithms, inventing in-house improvements, and post-training LLMs on query answering using the latest techniques. The candidate will also work closely with engineering teams to integrate Sonar models. The company has experienced tremendous growth and offers a comprehensive benefits package.
Must have:
  • Proven experience with LLM research and Deep Learning systems
  • Strong programming skills; versatility is a plus
  • Self-starter with a willingness to take ownership of tasks
  • Passion for tackling challenging problems
  • Minimum of 6 years of experience on relevant projects
Good to have:
  • PhD in Machine Learning or related areas
  • Experience on academia publications and impact
Perks:
  • Comprehensive health, dental, and vision insurance for you and your dependents
  • Includes a 401(k) plan
  • Equity may be part of the total compensation package

Job Details

Perplexity is seeking experienced AI Research Scientists to continue to improve our in house Online LLMs, the Sonar models. Your job is to turn research ideas into algorithms and implement them, running experiments and launch new models, and stay on top of the latest research on LLMs, especially model training and optimization.

Responsibilities

  • Understand the newest models and algorithm coming every week, especially in post-training
  • Invent in-house improvements and optimizations to enhance SOTA models
  • Post-train LLMs on query answering by using the latest in supervised and reinforcement learning techniques.
  • Work closing with engineering teams to integrate Sonar models into our product.

Qualifications

  • Proven experience with LLM research and Deep Learning systems.
  • Strong programming skills; versatility is a plus.
  • Self-starter with a willingness to take ownership of tasks.
  • Passion for tackling challenging problems.
  • Minimum of 6 years of working on relevant projects.

Nice-to-have

  • PhD in Machine Learning or related areas.
  • Experience on academia publications and impact.

 

The cash compensation range for this role is $220,000 - $290,000.

At Perplexity, we've experienced tremendous growth and adoption since publicly launching the world's first fully functional conversational answer engine in 2022. We've grown from answering 2.5 million questions per day at the start of 2024 to around 20 million daily queries in December 2024. We also offer Perplexity Enterprise Pro, which counts leading companies like Nvidia, the Cleveland Cavaliers, Bridgewater, and Zoom as customers.

To support our rapid expansion, we've raised significant funding from some of the most respected technology investors. Our investor base includes IVP, NEA, Jeff Bezos, NVIDIA, Databricks, Bessemer Venture Partners, Elad Gil, Nat Friedman, Daniel Gross, Naval Ravikant, Tobi Lutke, and many other visionary individuals. In 2024, our employee base grew nearly 300%, and we're just getting started.

Final offer amounts are determined by multiple factors, including, experience and expertise, and may vary from the amounts listed above.

Equity: In addition to the base salary, equity may be part of the total compensation package.
Benefits: Comprehensive health, dental, and vision insurance for you and your dependents. Includes a 401(k) plan.

 

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