Senior / Staff Full-Stack Engineer (React, TypeScript, Rust, AI Platforms)

• Strong English communication skills are required, both written and spoken.
• Candidates must be physically located in Brazil. Proof of residency may be requested during the hiring process.

About

We are looking for a senior engineer who enjoys owning problems end-to-end, not just implementing isolated features.

This role is for someone who understands how modern software systems work across layers - from the user interface all the way down to backend services, AI integrations, and cloud infrastructure.

You will build product features that connect multiple parts of the platform: React interfaces, TypeScript application logic, Rust backend services, and APIs from our Machine Learning and agentic AI systems. Success in this role requires understanding how these layers interact and designing solutions that work cleanly across them.

You will work closely with product, design, platform engineers, and our Machine Learning team ...