Full-Stack Engineer - Comet

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. Perplexity AI is looking for an experienced Full-Stack Engineer to join our small team revolutionizing the way people browse the Internet. You will be responsible for building and expanding Comet - Perplexity's new browser. The ideal candidate should have strong programming skills, an interest in AI and large language models, and a passion for delivering a great UX backed by a quality UI. Responsibilities Develop a performant mobile browser that millions of users around the world enjoy using. Ensure a high craft and quality bar, both in the user experience and the developer experience. Work closely with design teams to design fast and intuitive UI. Collaborate with data science and machine learning teams to instrument, analyze, and improve the end-to-end experience. Work with infrastructure and QA teams on deployment processes, including testing, release, and monitoring. Requirements 4+ years industry experience Expertise in TypeScript and top frameworks Expertise in Git and TypeScript building tools Strong Javascript fundamentals and a proven track record of working with a modern frontend stack Enjoys the craft of building nice UI, creating a good UX, and writing reusable and testable code Understands low-level intricacies, and knows how to profile and measure app performance and speed Comfortable working with a small, fast-moving team, and must be willing to dive in and take ownership A passion for shipping (Bonus) Experience with Android or iOS (Bonus) Experience building custom Javascript native hooks

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.