Fullstack is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech platform focused on cross-border wallet features. You will deliver polished, production-ready UIs for a digital wallet, leveraging React, TypeScript, and modern frontend patterns.You will work remotely in LATAM, collaborating with integral teams, using AI-assisted tooling to accelerate development and improve user experiences.#J-18808-Ljbffr