Full Stack Engineer
Senior / Staff Full Stack Software EngineerSan Francisco, CA$200,000 - $300,000 + EquityWe're partnering with a well-funded, high-growth AI startup that is building next-generation productivity software designed to transform how people interact with technology in their daily work.Following significant investment and rapid market traction, the business is growing its engineering function and is looking to hire several Senior and Staff-level Full Stack Engineers to help scale a highly technical desktop platform at the cutting edge of AI.The RoleThis is an opportunity to join a small, elite engineering team where you'll have a direct impact on product direction, architecture and user experience.You'll work across the full stack, building modern desktop applications, integrating advanced AI capabilities and collaborating on native system-level functionality across Windows and macOS environments.This role would suit an engineer who enjoys solving complex technical challenges, taking ownership of features from conception through deployment and helping define the future of AI-powered software experiences.ResponsibilitiesDesign, build and maintain core functionality within a desktop applicationDeliver end-to-end features across frontend, backend and infrastructureIntegrate AI and Large Language Model (LLM) capabilities into product workflowsWork closely with product and engineering teams to shape future capabilitiesCollaborate on native operating system integrationsHelp drive technical architecture and engineering best practicesBuild highly performant, scalable and reliable softwareTech EnvironmentTypeScriptNode.jsReactElectronC++SwiftAI / LLM technologiesWhat We're Looking ForStrong commercial experience as a Full Stack Software EngineerAdvanced TypeScript, React and Node.js knowledgeExperience building and shipping desktop applicationsExcellent software engineering fundamentals and system design skillsAbility to work across multiple layers of the technology stackStrong ownership mentality and problem-solving abilityPassion for emerging AI technologies and product innovationDesirableExperience with ElectronNative development experience using C++ or SwiftPrevious exposure to AI-powered products or LLM integrationsStartup or scale-up experienceWhat's On OfferBase salary between $200,000 and $300,000Competitive equity packageOpportunity to work on genuinely cutting-edge AI technologyHigh levels of ownership and autonomyDirect influence on product and technical decisionsStrong career progression as the company scalesThis is a rare opportunity to join a venture-backed AI business at a pivotal stage of growth and help build products that are redefining the way people work.