Description
Sigma Software is hiring a Senior/Principal Frontend Engineer for a full-time remote position based in Brazil. The role develops scalable, high-performance web applications for a global SaaS platform serving finance and accounting teams, integrating React, Next.js, TypeScript, JavaScript, APIs, backend services, payment gateways, and AI-powered functionality. The engineer will collaborate with Product, Design, and Backend teams, participate in architecture and technical decision-making, and contribute to performance, accessibility, and frontend quality initiatives.
