This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Fullstack Developer - AI based in Canada. This role offers the opportunity to build scalable, customer-facing applications that improve digital experiences for millions of users.The position combines frontend expertise, backend development, and AI-driven engineering practices to deliver innovative software solutions.You will work across modern technologies including React, TypeScript, Go, Java, GraphQL, and cloud platforms to create impactful products.The role provides ownership of end-to-end product experiences, from user interfaces and integrations to backend services and data platforms.You will collaborate closely with product, design, and engineering teams while contributing to technical decisions and best practices.This opportunity is ideal for a senior engineer passionate about AI-assisted development, startup environments, and building high-quality software at scale.