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Senior/Principal Frontend Engineer

São Paulo, SP, br🌐 Remote💼 Full-time🗓 2026-09-09 → 2026-09-25

Core

Build scalable, high-performance frontend web applications for AI-native revenue and finance platforms.

Role type

Senior/Principal Frontend Engineer

Builds

Modern web applications for subscription management, billing, and revenue operations workflows

Domain

FinTech / AI / SaaS

Deliverable

production ML models | product features

Required skills

React, Next.js, TypeScript, JavaScript, API integration, responsive design, accessibility, cross-browser compatibility

Preferred skills

Vue, Angular, Node.js, NestJS, frontend performance optimization, AI/LLM service integration, OpenAI/Anthropic SDKs

Technologies

React, Next.js, TypeScript, JavaScript, Postgres, Node.js, NestJS, OpenAI, Anthropic

Responsibilities

Develop and maintain scalable frontend applications, integrate APIs and backend services, participate in architecture discussions and code reviews, ensure responsive design and accessibility, optimize frontend performance and scalability

Seniority

Senior, hands-on IC

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