Senior Full Stack Software Engineer (Acquisitions and Activation, Auth0)

Join Auth0, a company dedicated to securing the world's identities. As a Senior Full Stack Software Engineer, you will be part of the Acquisitions and Activation Team, responsible for optimizing the early customer journey and building features that enhance user onboarding and integration. You will work with a JavaScript ecosystem (Node.js and React) and collaborate with Product, Design, and Data Analytics teams.

• Optimizing the acquisition funnel by building and scaling the entire signup experience to reduce friction and increase conversion.
• Building and refining full-stack features using React and Node.js for in-product onboarding guides and dashboard workflows.
• Contributing to and utilizing the internal A/B testing framework to run rapid, reliable experiments across early customer touchpoints.
• You care deeply about developer experience (DX), application performance, and creating frictionless onboarding flows
• You are a seasoned Full Stack Engineer with deep production experience in JavaScript, Node.js, and React, moving fluidly between building intuitive frontend interfaces and designing robust backend services
• You have a strong preference for data-driven development, ideally with prior experience in A/B testing or data analysis to help interpret experiment results and user behavior
• You enjoy a fast-paced, iterative loop of shipping, measuring, learning, and pivoting based on concrete data