Perplexity is seeking an energetic engineer to join our highly driven Comet Agents engineering team. The Comet Agents team consists of AI/ML, backend, and full-stack engineers who collaborate to build delightful agentic experiences within our Comet ecosystem . Our vision is to empower our users with AI agents that can faithfully actualize their intent, however and wherever expressed, through open-ended interactions with the world. As an engineer on our Comet Agents team, you will bring AI expertise, sharp product intuition, and a tinkerer's mindset to advance the frontier of what agents can ...

Perplexity is seeking a TLM (Tech Lead Manager) to lead and grow our highly driven Comet Agents engineering team. The Comet Agents team consists of AI/ML, backend, and full-stack engineers who collaborate to build delightful agentic experiences within our Comet ecosystem . Our vision is to empower our users with AI agents that can faithfully actualize their intent, however and wherever expressed, through open-ended interactions with the world. As the Comet Agents TLM, you will bring AI expertise, sharp product intuition, and strong engineering management skills to advance the frontier of wha...

Perplexity is seeking full stack applied AI engineers to revolutionize the way people search and interact with information online by building next generation AI products and frontier models. In this role, you'll build scalable and innovative E2E solutions which powers Perplexity’s wide span of AI applications, including discovery, research agents, eval platforms, monetization and integration with different 3rd party and Sonar LLMs. Responsibilities Design and deliver scalable, end-to-end AI features that power core user experiences such as discovery, deep research, and monetization across Pe...

Perplexity AI is looking for an experienced Android Engineer to join our small team revolutionizing the way people browse the Internet. You will be responsible for building and expanding Comet for Android - 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 native Android app that millions of users around the world enjoy using. Ensure a high craft and quality bar, both in the user experience and the developer ex...

Perplexity is seeking an experienced Engineering Manager to lead the team building a true 0→1 monetization product for an AI-native world. The AI Monetization team will own the monetization solution from building partner-facing portals to developing the algorithms that deliver relevant and useful content (Pro perks) to free and subscribed users based on their query intents. You will lead, grow, and support a team solving critical problems at the intersection of AI and monetization, including: Leading a full-stack team to build a monetization platform; including partner portals, content manag...

Perplexity AI is looking for a Senior iOS Engineer to join our team revolutionizing the way people search and interact with the internet. You will be part of our small, but impactful, growth team driving improvements to the end-to-end mobile funnel from first app open through subscription. This is a hands‑on role on a fast‑moving team that ships frequently and learns quickly from real user behavior. The ideal candidate should have strong programming skills, an interest in search and large language models, and a passion for delivering a great UX backed by a quality UI. Responsibilities Buil...

Perplexity is looking for experienced Infrastructure Engineers to join our small team revolutionizing the way people search and interact with the internet. You will be responsible for leading the design, implementation, and scaling of tools, systems, and platforms that empower web, mobile, and browser engineers to build state-of-the-art products. You’ll play a critical role in enabling our product, AI, and developer teams to innovate quickly while ensuring reliability, security, and performance at scale. Tech Stack: Python | Go | TypeScript | PostgreSQL | DynamoDB | Redis | FastAPI | React |...

Perplexity is redefining how people search, reason, and interact with information. Our API team sits at the core of this vision, designing and operating the high-performance interfaces that expose Perplexity’s intelligence to developers, enterprises, and products worldwide. This team owns the architecture, reliability, and security of the APIs that power everything from real-time LLM queries to enterprise-scale integrations. As a Staff Backend Engineer, you will shape the technical foundation of Perplexity’s external platform. You’ll architect distributed systems, optimize performance at s...

Perplexity is looking for an experienced Product Data Scientist to accelerate the development of advanced search technologies. You will identify robust and sensitive signals from user behavior to help us gather insights from A/B experiment data more efficiently. Responsibilities Develop data-driven insights from user behavior to inform our product roadmap and accelerate adoption Formulate hypotheses and validate them by designing, running, and analyzing A/B tests Determine appropriate metrics and visualizations for tracking, and implement them in dashboards Design new pipelines that will hel...

Perplexity is seeking a DevOps engineer to join our small team in revolutionizing the way people search and interact with the internet. You will be responsible for leading the design, implementation, and scaling of the infrastructure, tooling and systems that support our Search feature. The ideal candidate should have experience in designing highly scalable infrastructure, building systems, tools and performing testing, monitoring, and maintenance. Our backend stack includes Python, Go, Rust, PostgreSQL, DynamoDB, Redis, and Kubernetes - built alongside dedicated in-house AI and search inter...

We are looking for an AI Inference engineer to join our growing team. Our current stack is Python, Rust, C++, PyTorch, Triton, CUDA, Kubernetes. You will have the opportunity to work on large-scale deployment of machine learning models for real-time inference. Responsibilities Develop APIs for AI inference that will be used by both internal and external customers Benchmark and address bottlenecks throughout our inference stack Improve the reliability and observability of our systems and respond to system outages Explore novel research and implement LLM inference optimizations Qualifications ...

Perplexity is looking for an experienced Full Stack Engineer to build and ship AI-powered product features end to end across both the frontend and backend. Stack: NextJS | TypeScript | React | Python | Kubernetes | AWS | Docker Responsibilities: Partner closely with Search, AI, Design, and Product teams to ship experiments and rapidly iterate on insights. Drive the launch of new features, experiments, and campaigns in a fast-paced, evolving environment. Architect and implement systems that integrate new tools with existing pipelines and LLM - or agent-based evaluation frameworks. Build, re...

Perplexity is looking for an experienced product manager to join our small team revolutionizing the way people search and interact with the internet. You will be trusted to change the ways people browse the internet, working with products from ideation to execution. You will work closely with design and engineering as part of the browser desktop team, focusing on core browsing experience. The ideal candidate should have developed critical thinking, flexibility to adapt across different contexts, and empathy for consumers. Responsibilities Anticipate user needs and opportunities for innovat...

Perplexity is seeking a Senior or Staff level Reliability Engineer (SRE) to join our small team in revolutionizing the way people search and interact with the internet. You will be responsible for leading the design, implementation, and scaling of the infrastructure and systems that support our web and mobile products. The ideal candidate should have experience in designing highly scalable infrastructure, building systems, and performing testing, monitoring, and maintenance.Our backend stack includes Python, PostgreSQL, DynamoDB, Redis, and Kubernetes - built alongside dedicated in-house AI ...

Perplexity is seeking an experienced Software Engineer focusing on building the next-gen AI Foundation & Platform to help revolutionize the way people search and interact online. In this role, you'll help build Perplexity’s end-to-end AI data, evaluation and personalization infrastructure and flywheel which powers almost all agent products. Tech Stack: Spark | AWS Data Stack (S3, RDS, DynamoDB, Docker, EKS, Kinesis) | Pytorch | DynamoDB | Databricks | Snowflake | LLM APIs Perplexity is rapidly scaling both in number of use cases and number of users. Perplexity’s data stack powers scalable, p...

Perplexity is looking for an Applied ML Engineer to design, build, and iterate on cutting-edge AI models powering our core experience. As an expert in machine learning and artificial intelligence, you will develop scalable and impactful solutions for user personalization, query understanding, and content discovery - fulfilling the curiosity of millions of users across the globe. Key Responsibilities Apply state-of-the-art ML and LLM techniques to solve problems spanning: Personalization (LLM memory, context summarization, retrieval and ranking); Query Understanding (intent modeling, rewritin...

Perplexity is seeking top-tier AI Research Scientists and Engineers to advance our AI products and capabilities. We're building the future of AI-powered search and agent experiences through our Sonar models, Deep Research Agent, Comet Agent, and Search products. Join us in creating SOTA experiences that handle hundreds of millions of queries and continue to scale rapidly. Team Structure Depending on your interests and expertise, you'll work on one of three specialized teams: 1. Core Research Team (Horizontal) Focus on generating and improving base models that power all our products. This t...

Perplexity is looking for a Software Engineer to build the core infrastructure that powers agentic products across Perplexity including Search, Deep Research, and the Comet browser. You will design and evolve the runtime, orchestration, evaluation and training systems that let agents plan, use tools, browse, and verify at scale. Responsibilities Design and implement a highly reliable and scalable agent runtime: orchestration, shared state and memory, tool calling interfaces, and scheduling for cost, latency, and quality. Build secure sandboxed execution for agent actions and code. Optimize...

We are hiring for an experienced Data Scientist to accelerate our growth initiatives and help Perplexity expand its reach globally. You'll work closely with our Growth, Marketing, Product, Enterprise, and Partnership functions, using data-driven insights to optimize strategies across paid acquisition, organic growth, product development, retention, monetization, and strategic partnerships. This role offers the chance to significantly influence how our growth strategies evolve and scale in a dynamic startup environment. Responsibilities Collaborate closely with Growth, Marketing, Product, Ent...

We are seeking an experienced Backend Software Engineer to join our Crawler team. In this role, you will design, develop, and operate systems that ingest, process, and manage web-scale data in support of our next generation of advanced search technologies. This is a critical, high-impact engineering position, requiring expertise across both backend and frontend components of our data acquisition stack. Responsibilities Take ownership of and lead projects focused on developing large-scale web crawlers, ingestion pipelines, and data processing systems. Build, maintain, and optimize core back...