Staff Fullstack Engineer (TypeScript)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Fullstack Engineer (TypeScript) based in the United States. As a Staff Fullstack Engineer, you will take ownership of high-impact product initiatives, building and evolving sophisticated web applications across the frontend and backend. You will play a key role in shaping technical direction while delivering scalable, reliable, and high-performance solutions that support advanced marketing intelligence and analytics. Working primarily with TypeScript, React, APIs, and data platforms, you will own major features from initial concept through production launch. You will collaborate closely with engineers, product managers, customer success teams, and customers to turn complex needs into practical product improvements. In a fast-paced, remote-friendly environment, you will combine strong technical judgment, independent execution, and mentorship to raise engineering standards and accelerate product innovation.