Frontend Developer, Mid-level
Location
Brazil
Posted
108 days ago
Salary
0
Seniority
Senior
Job Description
Frontend Developer, Mid-level
Milenium Intermediacoes Financeiras
• Build mobile and web applications using React Native (Expo) and Next.js, including integrations with APIs and native features • Implement front-end architecture best practices, component organization, and code reuse • Work closely with the back-end team to integrate with REST APIs • Perform code reviews, propose improvements, and maintain consistent quality standards • Monitor performance, identify bottlenecks, and apply optimizations • Ensure a good user experience (UX) and accessibility
Job Requirements
- Experience with React Native (Expo)
- Experience with Next.js for production web applications
- Proficiency in JavaScript, TypeScript, HTML, and CSS
- Knowledge of key fundamentals:
- State and lifecycle
- Hooks
- Context API / Zustand / React Query (preferred)
- Navigation and routing
- SSR, SSG, ISR rendering and loading optimization
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