Founding Senior Full Stack AI Engineer

Location: San Francisco, Columbus, or RemoteAbout Kaya AIKaya AI is building the system of action for mission-critical construction and infrastructure projects.Our platform helps owners, developers, and contractors proactively manage procurement, logistics, and execution across some of the world's most complex projects—including data centers, life sciences, advanced manufacturing, and other critical infrastructure.By combining AI, workflow automation, supply chain intelligence, and real-world operational data, we enable teams to deliver projects faster, reduce risk, and execute with greater predictability.Backed by leading investors and trusted by forward-thinking organizations, we're redefining how infrastructure gets built through AI.The OpportunityWe're looking for a Senior Full Stack AI Engineer to help architect and build the next generation of AI-native products at Kaya.This isn't a traditional SaaS engineering role.

You'll work across frontend applications, backend infrastructure, AI orchestration, knowledge systems, and operational workflows that power real-world construction projects.You'll collaborate directly with leadership, product, and customers to rapidly design, build, and deploy AI-powered solutions for high-stakes environments where procurement, scheduling, logistics, and execution directly impact project success.If you're excited about shipping production-ready AI products that solve meaningful operational problems, we'd love to meet you.What You'll DoDesign and build AI-native workflows powered by LLMs, AI agents, RAG pipelines, and orchestration frameworks.Develop scalable full stack applications across web, mobile, and AI-powered interfacesArchitect reliable backend services, APIs, and cloud infrastructure for mission-critical workflows.Build intelligent procurement, logistics, and supply chain coordination systems.Create modern, intuitive frontend experiences with exceptional performance and usability.Develop knowledge graphs, semantic search, and retrieval systems for complex infrastructure data.Integrate multimodal AI capabilities across documents, drawings, schedules, images, and field operations.Build voice-enabled experiences, workflow automations, and operational AI tools.Partner directly with customers to rapidly prototype, validate, and launch new capabilities.Help establish engineering standards, architecture, and AI best practices across the company.Continuously improve system reliability, scalability, security, and developer experience.What We're Looking For5+ years of professional software engineering experience.Proven experience building and shipping production-grade full stack applications.Hands-on experience developing AI-powered products using modern LLM tooling and frameworks.Strong understanding of backend architecture, APIs, distributed systems, and cloud infrastructure.Excellent frontend engineering skills with strong product and UX intuition.Ability to quickly move from idea to production-quality implementation.Comfortable working in a fast-paced startup environment with a high degree of ownership.Strong communication skills and a collaborative mindset.Passion for building practical AI products that solve real operational challenges.Preferred Technical SkillsTypeScriptReactNext.jsPythonFastAPINode.jsLLM orchestration frameworksRetrieval-Augmented Generation (RAG)Vector databasesKnowledge graphs and structured data systemsPostgreSQLRedisAWS, GCP, or AzureAI workflow automationAgent architecturesEvent-driven and real-time systemsMobile development or multimodal AI experience (preferred)Nice to HaveExperience taking AI products from concept to production.Experience in construction, infrastructure, logistics, supply chain, or industrial software.Background in computer vision, voice AI, spatial computing, or robotics.Previous startup or high-growth company experience.Open source contributions or a strong public technical portfolio.Why Join Kaya AI?Build category-defining AI products that solve real-world challenges.Work on technology shaping the future of construction and critical infrastructure.Join a high-performing, talent-dense engineering team.Own meaningful technical decisions with direct product impact.Collaborate closely with experienced founders, customers, and industry leaders.Competitive compensation, equity, and significant career growth opportunities.