Senior / Staff Fullstack Developer – Authentication & Profile

own and evolve the technical foundation of our Authentication & Profile domain across account creation, login, registration, single sign-on, profile data, and secure access to user informationdesign, build, and operate scalable full-stack services that enable millions of users to access our brand products and premium content reliably across all channelsshape the future of our identity platform by improving security, user experience, performance, and maintainability across authentication and profile-related serviceschallenge existing systems and drive well-founded improvements that reduce complexity, increase reliability, strengthen data security, or unlock better product and business outcomeswork closely with product, engineering, security, data, and business stakeholders to turn authentication, profile, and user data requirements into pragmatic technical solutionsdesign and improve APIs, service architectures, frontend integrations, and data access patterns used by internal services across our multi-brand ecosystembuild and operate cloud-native infrastructure on AWS with serverless architectures, CI/CD, observability, infrastructure automation, strong production ownership, and hands-on mentoring