Welcome to my GitHub!
- 🇧🇷 Brazilian, born on 21/08/2001
- Passionate about JavaScript and its ecosystem ❤️
- Focused on crafting modern web applications with React and TypeScript
Frontend Developer specializing in building and optimizing web interfaces with clean, scalable, and innovative solutions. I'm driven by the challenge of turning complex ideas into intuitive user experiences, leveraging the latest technologies in the web development world.
Since childhood, I've been fascinated by understanding how things work and finding ways to make them better—this curiosity naturally led me to programming and ignited my love for software development.
- Enhancing personal and open-source projects
- Improving my knowledge of JavaScript, TypeScript, and design patterns
- Deep diving into React, state management, and performance optimization
Feel free to explore my repositories or connect with me to share ideas and collaborate on exciting projects!
📧 Email: czardev21@gmail.com 🎧 Discord: julczar
- Frameworks and Libraries: React.js, Redux, Jotai, Zustand, React Query, React Hook Form
- Styling: Styled-Components, Material UI, Chakra-UI, Ant Design, PrimeReact
- Testing: Jest, React Testing Library
- GraphQL: Apollo Client, Relay
- Hosting & CI/CD: Vercel, Netlify, GitLab CI (Self-Hosted), Docker, Docker Compose
- Backend Integration: Node.js, Express, Firebase (Firestore, Functions, Authentication)
- Frameworks and Libraries: React Native, Expo, React Native Reanimated
- Firebase Services: Analytics, Crashlytics, A/B Testing, App Distribution
- Development Tools: Xcode, Android Studio
- Animations and Navigation: React Navigation, Gesture Handler, Lottie
- Containerization: Docker, Kubernetes
- Virtualization: VirtualBox, VMware
- Networking: ZeroTier
- Open Source: JS-Duration — A utility inspired by Dart's
Duration, providing easy manipulation of time units (days, hours, minutes, etc.).
- Design Systems: Material UI, Ant Design, Chakra-UI, PrimeFaces
- Prototyping Tools: Figma, Penpot (Self-Hosted)
- Performance and Errors: Sentry (Performance Monitoring and Error Tracking), Firebase Analytics
- Code Quality: SonarQube
Flux architecture and its implementations in React applications, such as Redux, Zustand, and Jotai.
Rust and its ecosystem, focusing on WebAssembly and systems programming.
VR and AR development with Unity and Unreal Engine.