FullStack is seeking an Agentic Software Engineer (OpenAI Codex) to join our product team. You’ll work with client squads to build and deliver AI-powered software across frontend, backend, and infrastructure, coordinating multi-file systems while maintaining architectural oversight. The idóneo candidate has 5+ years of professional software development, deep full-stack experience (Java, Python, C#, React, Node), advanced English, and a four-year degree.