ofir katz
Israel
Freelancer
LANGUAGES
Hebrew
Native or bilingual proficiency
English
Full professional proficiency
SKILL DETAILS
Software & Programming
150 ₪
/ hr
HTML5, CSS3, JavaScript
With 9 years of professional experience, I have a mastery of the core web technologies: HTML5, CSS3, and JavaScript (ES6+). I write semantic, accessible HTML5, and create sophisticated layouts and animations with modern CSS3. My advanced JavaScript knowledge allows me to build complex application logic, manipulate the DOM, and handle asynchronous programming with ease. This strong foundation enables me to learn new frameworks quickly and choose the right tool for any task.
Developer, Programmer, General, Other
I am a seasoned software developer with 9 years of experience, specializing in frontend technologies. My background is rooted in a strong understanding of computer science principles and a passion for solving complex problems with code. I am a lifelong learner, always keeping up with the latest industry trends and best practices. I am a collaborative team player with excellent communication skills, dedicated to building high-quality software and delivering value in any development role.
React.js
With 9 years in frontend development, I have extensive, expert-level experience in React.js. I specialize in building complex, scalable, and high-performance web applications. My expertise includes architecting applications with modern React principles, including hooks, context, and efficient state management. I am highly proficient with the React ecosystem, including tools like React Router for navigation, TanStack Query for data fetching and caching, and Zod for validation. I have a strong command of TypeScript for creating robust, type-safe React applications and experience building beautiful, accessible UIs with component libraries like shadcn/ui and styling with Tailwind CSS.
Front-end Developers
As a dedicated Front-end Developer with 9 years of hands-on experience, I build engaging, responsive, and user-centric web applications. My primary expertise is in React.js, but I possess a deep understanding of the entire frontend landscape. I am committed to writing clean, maintainable, and well-documented code using modern best practices. My experience covers the full development lifecycle, from initial concept and design implementation to optimization and deployment, ensuring a seamless and high-quality user experience.
Websites
150 ₪
/ hr
Dynamic Websites
I specialize in creating dynamic, interactive websites that engage users and deliver rich functionality. Leveraging my advanced skills in React and JavaScript, I build data-driven applications that communicate seamlessly with backend APIs. I have extensive experience implementing client-side routing, managing application state, and handling asynchronous operations to create fast and responsive user interfaces that update in real-time without page reloads.
Simple Websites, Landing Pages
While I have experience with complex applications, I am also highly skilled in developing simple websites and high-converting landing pages. I focus on writing clean, efficient, and SEO-friendly code to ensure fast load times and a great user experience. I can quickly translate designs into pixel-perfect, static sites or pages that effectively communicate a message and drive user action.
Responsive Website Development
I have deep experience in building fully responsive websites that provide an optimal user experience across all devices, from desktops to tablets and mobile phones. I am an expert in modern CSS3 techniques, including Flexbox, Grid, and media queries, to create fluid and adaptive layouts. My mobile-first approach is enhanced by my proficiency with utility-first CSS frameworks like Tailwind CSS, allowing me to efficiently build and maintain responsive designs for complex applications.