Senior Front-End Engineer React, Typescript

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Front-End Engineer – React, TypeScript based in Brazil. Join an early-stage technology environment developing an advanced AI platform for the legal industry. The platform combines sophisticated AI reasoning with secure, privacy-focused infrastructure to support professionals handling highly sensitive information. As a Senior Front-End Engineer, you will build and refine the user interfaces that make this technology accessible, intuitive, and reliable. Working closely with the CTO and cross-functional engineering teams, you will translate an evolving product roadmap into polished frontend experiences. You will take ownership of features from initial implementation through delivery, while helping shape the platform’s architecture and user experience. This is an opportunity to influence a growing product where performance, usability, and trust are essential to the end-user experience.