Perplexity is changing the way people search the internet and we are seeking a founding engineer for a new team that will change how Perplexity employees search through internal data.

Our team behind Deep Research and other cutting edge AI features is looking for a full stack engineer that is passionate about building evaluation platform for LLM answers and Agent behaviors. You will be partnering with AI engineers to redefine the debugging and evaluation of answer quality tooling process to supercharge our AI development. If you value working on greenfield projects and enjoy high levels of ownership, this is the right role for you.

Tech Stack: NextJS | TypeScript | Python | Postgres | Docker | AWS

Responsibilities

• Building new 0-1 full-stack platform for debugging and evaluating LLM outputs.
• Design intuitive front-end interfaces and robust back-end systems for monitoring the performance of AI product and AI systems.
• Collaborate with researchers and engineers to understand their needs and deliver effective full-stack solutions.
• Continuously improve existing tools and develop new features to meet evolving requirements.
• Work closely with Engineers, Product, Design, and Data to ensure deep insights into Perplexity’s performance.

Qualifications

• Strong experience in full-stack software development, with the ability to work across the full-stack necessary to build scientific research platform or production tools.
• Self-motivated with a willingness to take ownership of tasks
• Good quantitative understanding of data and visualization
• Strong communication skills and the ability to work collaboratively in a team environment.
• 3+ years of industry experience

Bonus

• Bonus: Experience working with generative AI tools or LLMs.

The cash compensation range for this role is $200,000 - $270,000.

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 is part of the total compensation package.
Benefits: Comprehensive health, dental, and vision insurance for you and your dependents. Includes a 401(k) plan.