Software Engineer, Fullstack

Full Stack EngineerProfound is the marketing platform for the AI era. As people increasingly turn to AI to decide what to buy, we give brands the intelligence to see how AI represents them and the Agents to act on it. Today, ~13% of the Fortune 500, plus companies like Ramp, Figma, Chime, Calendly, and DocuSign, use Profound to turn AI Search from a black box into a measurable growth channel.Backed by Lightspeed, Sequoia, Kleiner Perkins, and Khosla Ventures at a $1B valuation, we're a lean, fast-moving team across NYC, SF, Buenos Aires, and London, shipping at a relentless pace and defining a new category at the biggest shift in marketing in 25 years. If you want to do the best work of your career at the frontier of AI, come build it with us.As a Full Stack Engineer, you will architect and build high-performance applications that power AI-driven insights. You will work across the stack, from crafting sleek front-end experiences to optimizing back-end infrastructure, ensuring speed, scalability, and impact.What You'll DoBuild and ship full-stack applications that help companies analyze and control their AI presenceDevelop and refine high-quality front-end interfaces using React and TypeScriptDesign and optimize back-end systems for performance, security, and scalabilityWork closely with design and product to translate ideas into production-ready experiencesOwn key technical decisions, ensuring maintainability and long-term impactWho You AreStrong portfolio or GitHub showcasing full-stack development expertise, with proficiency in React, TypeScript, Node.js, and modern front-end and back-end frameworksExperience designing and working with scalable databases and APIsDeep understanding of performance optimization, security, and best practicesComfortable operating in a fast-moving, high-performance startup environmentLocationThis is an on-site role in our NYC, SF, or Buenos Aires office, designed for builders who thrive on speed, iteration, and meaningful impact. We are happy to support visa sponsorship for qualified international candidates.For this role, the expected base salary range is $140,000 to $260,000 (NYC and SF). Comp may vary based on location. Profound's total compensation package is designed to be competitive and includes base salary, equity, and a full range of benefits and perks. Final compensation will depend on factors such as your skills, experience, qualifications, and location, and will be determined during the interview process. Our recruiting team will share more details about the full compensation package and benefits as you move through hiringNote: All official communication from Profound will come from a @tryprofound.com email address. If you're contacted by anyone using a different domain, please disregard and report it as spam.