Frontend Engineer (React)

TL;DR

Frontend Engineer (React): Building AI-driven dynamic user experiences and high-performance web interfaces for millions of customers with an accent on LLM-powered features, rapid prototyping, and scalable architecture. Focus on integrating agentic AI systems for real-time UI code generation, optimizing performance under high traffic, and shipping from concept to production within days.

Location: Brazil - Remote

Company

All-in-one platform empowering small businesses to grow online with powerful simplicity, premium performance, smart tools, and human support.

What you will do

• Build AI-driven dynamic user experiences that adapt and personalize at scale
• Develop front-end interfaces integrating LLM-powered features like chat, content generation, and smart recommendations
• Rapidly prototype new product concepts and iterate based on user feedback
• Leverage agentic AI systems to generate, test, and optimize UI code in real time
• Design front-end systems integrated with AI-powered backends and APIs
• Own performance, scalability, and reliability of high-traffic applications
• Collaborate cross-functionally to ship continuously
• Drive innovation in AI-assisted UI generation and intelligent user journeys

Requirements

• 3+ years of experience building modern web applications
• Strong expertise in React, Redux, React Hooks, Next.js, and TypeScript
• Solid foundation in JavaScript (ES6+), HTML5, and CSS3
• LLM API integration experience, Tailwind CSS, testing frameworks (Jest/Cypress), and design system/component library experience
• Experience working with REST APIs and microservices-based systems
• Familiarity with Git, CI/CD pipelines, and Agile/Scrum environments
• Experience in high-scale SaaS or platform environments
• Hands-on building AI-assisted development tools
• Strong understanding of APIs, performance, and scalable architecture
• Thrive in fast-paced environments prioritizing speed over perfection, handling ambiguity, and owning end-to-end outcomes

Culture & Benefits

• Work-life balance with thrilling, meaningful work
• Culture of diversity, inclusion, and belonging with 20+ affinity groups
• Excellent health insurance (HSA, Medical, Dental, Vision), matching 401K, Life/AD&D/STD/LTD, tuition reimbursement, pet insurance
• Generous vacation policy
• Opportunities for learning, mentoring, career growth, and exploring different business aspects