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Senior Product Designer ($170k-$200k + Equity) at Series A AI context infrastructure startup

Jack JillSan Mateo, FLApril 30th, 2026
This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers.She will pick the best candidates from Jack's network.The next step is to speak to Jack.Job TitleSenior Product DesignerSalary$170k-$200k + EquityCompany DescriptionSeries A AI infrastructure startup building knowledge graphs for autonomous agentsJob DescriptionYou will lead the design of a novel infrastructure layer that allows AI agents to reason over complex enterprise data. Working alongside founders from LinkedIn and Visa, you will invent UI patterns for knowledge graphs and semantic models, translating deep technical capabilities into intuitive workflows for insurance, travel, and technology giants.LocationSan Mateo, USAWhy this role is remarkableInvent entirely new design patterns for the agentic era, creating the visual language for how users debug AI behavior and explore complex semantic relationships.Join an elite senior team founded by the ex-VP of Engineering at Truera and the former Director of Engineering at LinkedIn who built one of the world's largest knowledge graphs.High-impact environment with 7-figure enterprise contracts already in place and the opportunity to mentor a founding designer while remaining hands-on with product strategy.What You Will DoDesign end-to-end product experiences for complex data systems, from early-stage discovery and research through to polished, high-fidelity UI.Translate abstract technical concepts like entity resolution and real-time inference into clear, usable interfaces for technical users and data engineers.Partner directly with engineers and applied scientists to shape feature roadmaps and define visual standards for an entirely new product category.The ideal candidate5+ years of product design experience specifically within enterprise data, developer tools, or infrastructure-heavy software environments.Proven expertise in systems thinking with a portfolio showcasing the ability to bring clarity to data-dense or technically sophisticated workflows.Mastery of Figma and a collaborative mindset, comfortable navigating the ambiguity of an early-stage startup while advocating for design excellence.Who are Jack & Jill?Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.Next stepsStep 1. Visit the job listing.Step 2. Click 'Talk to Jack', or go straight there: https://www.jackandjill.ai/jobs/senior-product-designer-170k-200k-equity-at-series-a-ai-context-infrastructure-s-615372c2-bf14-4130-8702-8b2dacf52ff0?utm_source=linkedin&utm_medium=job_post&utm_campaign=featured_role_615372c2-bf14-4130-8702-8b2dacf52ff0Step 3. Talk to Jack so he can understand your experience and ambitions.Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.Step 5. If Jill thinks you're a great fit and her client wants to meet you, they will make the introduction.Step 6. If not, Jack will find you excellent alternatives. All for free.We never post fake jobsThis isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.We appreciate this can make them look a bit suspect, but there isn't much we can do about it.Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.