Perplexity

Engineering Manager for AI Inference team focused on building and scaling the infrastructure for Perplexity's AI capabilities, including deploying and optimizing large sparse/MoE models, developing inference APIs, and improving system reliability and observability.

AI Infrastructure Engineer responsible for building, deploying, and optimizing large-scale AI training and inference clusters using Kubernetes and Slurm on AWS. The role involves managing HPC environments, developing orchestration systems, implementing resource scheduling, and building monitoring solutions for ML workloads.

AI Research Lead at Perplexity to drive research strategy and lead development of in-house Online LLMs (Sonar models). Role involves setting macro research direction across modalities, mentoring researchers, and scaling model performance using query/answer datasets.

AI Research Scientist/Engineer at Perplexity focused on advancing AI-powered search and agent experiences. The role involves post-training SOTA LLMs using SFT/DPO/GRPO, leveraging query/answer datasets, and developing in-house improvements. Responsibilities include owning full-stack data, training, and evaluation pipelines, building robust training frameworks, and integrating models into the product suite. Experience with large-scale LLMs, Deep Learning, Python/PyTorch, and post-training techniques is required. Nice-to-haves include PhD, experience with agent systems, and personalization.

Perplexity is looking for an AI Software Engineer to join their Agents team, focusing on building agentic experiences within their AI products. The role involves designing AI agents, training action/decision models, ensuring excellent user experiences across platforms, developing secure agentic capabilities, and optimizing data representations for agent-environment interaction. The engineer will drive AI capabilities, leverage AI models and infrastructure, and ensure high quality in AI agent performance and user experience.

Research role focused on advancing security, privacy, and trust in frontier AI systems, developing novel defenses, and building evaluation frameworks, with a strong emphasis on translating research into practical product improvements and publishing findings.

The Model Behavior Architect will design and optimize context engineering strategies and evaluation systems for Perplexity's AI products. This role involves pressure-testing model capabilities, ensuring behavioral consistency, and supporting model launches by identifying and fixing failure modes. The goal is to deliver high-quality user experiences by improving model behavior and quality through systematic evaluation and iteration.

Applied AI Engineer to design, build, and iterate on cutting-edge agents powering the core experience in Perplexity Computer. This role involves developing frontier context layer applications, personalization, recommendations, and monetization applications, as well as building agent capabilities. The engineer will own the full model lifecycle from research to production, including data analysis, modeling, evaluation, A/B testing, and iterative improvement, and will also build an auto research harness for agent exploration. Collaboration with cross-functional teams and staying updated on AI innovation are key.

This role is for a software engineer on the 'Computer' team at Perplexity, focusing on building and owning product and platform systems for agentic AI. The engineer will lead features end-to-end, iterate on hard problems, and build systems that handle AI nuances like agents, context, evaluation, and personalization. The role requires strong software engineering experience, production system building, and product judgment, with a preference for experience in LLMs, agents, retrieval systems, personalization, or evaluation frameworks.

AI Inference Engineer responsible for building and running the inference engine for Perplexity's models, focusing on performance, latency, and cost optimization across various model architectures. The role involves supporting transformer-based models, migrating GPU kernels, developing a Rust-native serving runtime, and ensuring reliability and observability of the inference infrastructure.

Software Engineer to build AI Foundation & Platform, focusing on end-to-end AI data, evaluation, and personalization infrastructure for agent products. Responsibilities include designing scalable data pipelines, high-performance infrastructure for personalization features, and a multi-modal evaluation platform. Requires strong programming, data engineering, and distributed systems experience, with familiarity in cloud services and ML/AI engineering support.

AI Security Engineer responsible for designing and implementing mechanisms to secure AI systems, including LLM APIs, agents, and self-hosted models, against adversarial threats. This involves hands-on remediation, threat modeling, and security assessments.

This role focuses on building AI systems to revolutionize data science workflows. The core responsibilities include developing AI agents for autonomous data analysis, making data warehouses AI-readable, automating data lifecycle management with self-healing pipelines, and creating AI-powered experiment analysis tools. The goal is to transform the data team into an AI-native product team, enabling significant leverage and industry-leading practices.

This role focuses on building AI systems to revolutionize how data science is performed. The core responsibilities include developing AI agents for autonomous data analysis (hypothesis generation, query execution, interpretation, recommendations), making the data warehouse AI-readable, automating data lifecycle management with self-healing pipelines, and creating AI-powered experiment analysis tools. The goal is to transform the data team into a product team by building internal data products that leverage AI, enabling 10x operational efficiency.

Forward Deployed Engineer role focused on integrating Perplexity's AI API Platform and Perplexity Computer (agentic workflows) into enterprise customer systems. The role involves designing, building, and deploying end-to-end AI integrations, automating business workflows, and optimizing performance, security, and customer impact. Requires strong software engineering skills, experience with LLM-powered systems, and customer-facing deployment.

This role focuses on leveraging AI tools and agents to improve the efficiency and delivery cadence of various teams within Perplexity, including engineering, research, and operations. The candidate will be responsible for identifying opportunities to use AI, making internal systems AI-legible, and building both prototypes and production systems to accelerate development and operations. It's a hybrid role blending AI product development, infrastructure/platform engineering, and developer experience.

This role focuses on Developer Relations for Perplexity's API platform, aiming to make it the default choice for developers building AI-native products. Responsibilities include representing the APIs at events, building and operating the developer community, shipping educational content and examples, and translating developer feedback into product improvements. The ideal candidate has experience in DevRel, shipping code, strong communication, and operational skills.

Software Engineer focused on building and owning the billing platform and monetization systems for Perplexity's AI products, including usage-based billing for agent actions, subscriptions, and enterprise contracts. The role requires strong backend engineering skills, experience with payment processors, and cross-functional collaboration to ensure reliable and observable revenue paths.

Product Manager role focused on building new AI-powered products to enhance human productivity, working closely with engineering and design to define and deliver innovative experiences. The role involves understanding product-led growth, evaluating models, and utilizing data for decision-making.

Product Marketing Manager for enterprise AI solutions, focusing on Go-To-Market (GTM) strategy for specific verticals (Finance, Healthcare, Legal, Consulting). Responsibilities include understanding buyer behavior, building awareness campaigns, enabling sales teams, developing thought leadership, and measuring performance. Requires strong B2B product marketing experience, understanding of enterprise buying motions, and proficiency with AI tools for marketing.

The role focuses on offensive security for AI systems, including assessing AI/ML pipelines, prompt injection, model exfiltration, agent abuse, and tool-use exploitation. The engineer will plan and execute red team operations, penetration tests, and attack simulations across various systems, including AI/ML components, and develop custom offensive tooling. Experience with AI/ML systems and agentic workflows is required.

This role is for a Member of Technical Staff focused on AI policy and strategic initiatives, working with senior leadership on a broad portfolio of technology initiatives across AI policy, law, operations, and corporate affairs. The role involves harnessing AI agents for research, building automated platforms for invention patenting, supporting high-tech litigation, engineering privacy and compliance systems for AI products, contributing to regulatory filings, implementing software solutions for HR, and acting as a subject-matter expert in meetings with various stakeholders. It requires strong technical skills, fluency with AI tools, and an interdisciplinary approach combining engineering rigor with interests in law, policy, and corporate affairs.

This role is for a User Operations Generalist at Perplexity AI, focusing on customer support and technical operations for their AI-powered search and answer engine. The role involves handling user inquiries across multiple channels, investigating product issues, using customer feedback to drive product improvements, and building automations to streamline operations. It requires strong technical aptitude, customer support experience, and the ability to operate independently in a fast-paced startup environment.

Demand Generation Lead for an AI company, focusing on building and scaling AI-native demand generation engines for enterprise products. The role involves owning the end-to-end strategy, architecting AI-powered tooling, designing multi-channel campaigns, and developing targeting strategies for buyer personas. Requires significant experience in building growth channels, a deep interest in AI-driven outbound engines and personalization, strong analytical skills, and the ability to thrive in ambiguous, fast-paced environments.

This role supports enterprise customers of an AI-powered answer engine, focusing on maximizing value, troubleshooting complex issues, and leveraging AI tooling for support automation. The goal is to scale world-class support through automation and agentic solutions, feeding customer insights into product development.

Backend Engineer responsible for leading design, implementation, and scaling of backend systems that power web, mobile, and browser products. This role involves working with data ingestion, databases, caching, and collaborating with AI/Search/Data Science teams on non-deterministic systems like LLMs. The role also manages orchestration systems and scales services.

Experienced iOS Engineer to build and expand Perplexity's new browser app (Comet). Responsibilities include developing a performant native iOS app, ensuring high craft and quality in UX/UI, collaborating with design, and working with data science/ML teams to improve the end-to-end experience. Requires 5+ years of industry experience with Swift, SwiftUI, and UIKit, strong understanding of app performance, and comfort in a fast-moving team environment. Bonus for browser development experience.

Data Scientist/Engineer on the Answer Quality team at Perplexity, focusing on deriving online signals from user interactions to measure and improve answer quality in an LLM-first search engine. Responsibilities include discovering and validating online signals, designing and implementing novel online metrics, analyzing experimental results, and building data pipelines.

Product Marketing Manager at Perplexity, responsible for bridging product strategy and market impact, architecting external narratives, and driving product adoption and growth. This role requires turning complex product capabilities into clear market points of view, orchestrating product launches, equipping customer-facing teams, understanding customer needs, measuring outcomes, and influencing without authority. Requires 5+ years of product marketing experience in high-growth tech, with a proven ability to translate technical concepts into compelling narratives and drive launches in ambiguous environments.

This role drives new business growth for Perplexity Enterprise Pro solutions by prospecting, pitching, closing deals, and building senior-level relationships with enterprise clients. It involves managing the full sales cycle, collaborating with internal teams, and meeting revenue targets.

Software Engineer focused on building and evolving security operations, including AI-driven agents for detection, response, and vulnerability management, and contributing to secure-by-default practices.

Enterprise Customer Success Manager responsible for onboarding, adoption, retention, and growth of key enterprise clients. This role involves client ownership, advocacy, and collaboration with cross-functional teams to drive product development and monitor KPIs. Requires experience in tech with enterprise clients, strong communication skills, and proficiency in CRM systems.

This Business Development Representative role at Perplexity focuses on driving revenue and qualifying enterprise sales opportunities. The role involves both inbound and outbound sales activities, including social selling, account research, and developing vertical-specific messaging. Responsibilities include maintaining CRM data, responding to inquiries, and iterating on sales sequences. Key requirements include strong communication, vertical expertise, sales acumen, technical aptitude, and a data-driven approach, with a preference for SaaS sales experience and familiarity with enterprise AI/ML solutions.

Community & Field Marketer to design and scale programs that turn engaged users into enterprise pipeline. Lead Perplexity's Business Fellowship, an AI community program, and manage community and field events to drive awareness, usage, and advocacy for Perplexity at work.

Seeking an IT Systems Administrator with 4+ years of experience to manage and maintain IT infrastructure, including computers, networking equipment, software systems, and MDM. The role involves deploying security policies, managing user accounts, providing technical support, and leading IT projects. Proficiency in macOS, GSuite, Okta, and cybersecurity principles is required. Experience with AWS, Tailscale, and international IT regulations is a plus.

Director of Workplace Operations to own and elevate the experience of global offices, combining strategic vision with operational excellence. Responsibilities include shaping and executing global workplace strategy, overseeing facilities and vendor relationships, managing budgets, and ensuring physical environments support company culture and talent strategy. Requires entrepreneurial, highly organized, and hospitality-minded individuals.

This role is for a User Operations Generalist focused on Enterprise Billing & Product support at Perplexity AI. The primary responsibilities include handling multi-channel user support, specializing in enterprise customer support, and managing billing and subscription inquiries. The role also involves product support, issue identification, documentation creation, and process improvement. The ideal candidate is a self-motivated, independent operator who can manage complex issues and contribute to shaping support processes in a growing startup environment.

Seeking a Senior Manager, Executive Communications to partner with leadership, architect and amplify executive voices, and inspire a rapidly growing team. This role involves creating strategic executive communications, managing information flow during high-growth phases, developing executive voice, synthesizing complex AI-related topics and business strategies into clear narratives, and leading change management communications.

Backend Software Engineer for API Platform at Perplexity, focusing on designing, building, and operating high-performance, low-latency, and high-throughput APIs that power Perplexity's intelligence for developers and enterprises. Responsibilities include architecting distributed systems, optimizing performance, ensuring reliability and security, and collaborating across teams. Experience with LLM or natural-language APIs is a plus.

Strategic Finance Lead responsible for owning core financial models, developing planning processes, and providing financial and operational projections for a growth-stage startup in the AI space. Requires strong financial acumen, experience in FP&A, and the ability to work cross-functionally.

Seeking an experienced Cloud Security Engineer to build and maintain secure, scalable infrastructure, embed security into development workflows, and ensure compliance with SOC 2 and ISO 27001. Responsibilities include building Terraform modules with security guardrails, deploying cloud-native detection capabilities, conducting security audits, securing CI/CD pipelines, and applying zero trust principles.