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UI Developer | Adobe Experience Manager (AEM) Frontend Developer | HTML, CSS, JavaScript, React & AEM I'm a UI Developer with 8+ years of experience, including 4+ years specializing in Adobe Experience Manager (AEM). I help businesses, agencies, and enterprise teams build fast, responsive, and scalable web experiences with clean, maintainable code. My expertise lies in transforming UI/UX designs into pixel-perfect, responsive, and high-performing websites while following modern development standards, accessibility best practices, and SEO-friendly markup. # What I can help you with: * Adobe Experience Manager (AEM) Frontend Development * AEM Components Integration & Client Libraries * HTL (Sightly), Editable Templates & Content Fragments * HTML5, CSS3, SCSS/SASS * JavaScript (ES6+) * Responsive Web Development * React.js * Bootstrap 3/4/5 * UI Development from Figma, Adobe XD, PSD, Zeplin & InVision * Pixel-Perfect Frontend Development * Cross-Browser Compatibility * Performance Optimization * SEO-Friendly Markup * Accessibility (WCAG) Best Practices * Git, GitHub & Agile Development Over the years, I've collaborated with global teams to develop enterprise-grade websites, marketing pages, and reusable UI components. My experience with AEM enables me to seamlessly bridge the gap between design and CMS implementation, ensuring content authors have a smooth editing experience while maintaining excellent frontend quality. I write clean, reusable, and well-documented code that is easy to maintain and scale. Whether you need a complete website, reusable UI components, AEM integration, or frontend enhancements, I focus on delivering reliable solutions on time. # Why work with me? ✔ 8+ Years of UI Development Experience ✔ 4+ Years of Adobe Experience Manager (AEM) Experience ✔ Pixel-Perfect & Responsive Development ✔ Clean, Maintainable & Scalable Code ✔ Strong Communication & On-Time Delivery ✔ Enterprise Project Experience ✔ Performance, Accessibility & SEO Focused I'm always excited to work on challenging projects, collaborate with great teams, and build digital experiences that users love. Let's discuss your project and bring your ideas to life.

I help businesses convert Figma and PSD designs into WCAG-compliant, accessible Angular frontends – not just pixel-perfect, but usable for keyboard and screen reader users. Hi, I'm Zaid Ul Hassan, a Senior UI Developer with 4+ years of experience building modern, responsive web interfaces using Angular, HTML, SCSS, Bootstrap, and TypeScript. I specialize in transforming UI designs into accessible, high-performance frontend applications that work for everyone. What I Can Help You With • Figma to accessible Angular conversion (WCAG 2.1 AA) • PSD to Angular / HTML responsive development • Pixel-perfect UI with keyboard navigation + focus states • Screen reader testing (NVDA, VoiceOver) • Responsive landing pages and websites • Angular Single Page Applications (SPA) • Angular Material UI development • Cross-browser and mobile compatibility • UI bug fixing and performance improvements Technologies I Work With • Angular, TypeScript, HTML5, CSS3, SCSS, Bootstrap • Web Content Accessibility Guidelines (WCAG 2.1 AA) • Screen Reader Testing (NVDA, VoiceOver) • Keyboard Accessibility, ARIA, Semantic HTML • Responsive Web Design, Cross-Browser Compatibility Why Work With Me • 4+ years of professional frontend development experience • WCAG compliance built in – not an afterthought • Pixel-perfect, clean, and accessible code • Strong focus on performance and usability • Clear communication and reliable delivery If you need a developer who can accurately convert your designs into an accessible, high-quality Angular frontend, I would be happy to help. Send me a message to discuss your project. Best Regards, Zaid Ul Hassan

✔ Full Stack Development with Electron.js, React, Node.js, and JavaScript ✔ Desktop Application Development using Electron ✔ Browser & Workflow Automation with Playwright ✔ Functional, UI, Regression, Exploratory, and Usability Testing ✔ Writing effective test scenarios based on real user behavior ✔ Bug Reporting with clear reproduction steps and screenshots ✔ Playwright Automation (JavaScript) for end-to-end workflows ✔ Selenium Automation (Java) for web application testing ✔ API Integration with Google Drive, Google Sheets, and Airtable 🛠 Tools & Technologies: Electron.js, React.js, Node.js, JavaScript, Playwright, Selenium, Google APIs, Airtable API, SQL, Jira, Git, HTML, CSS, Vite

I help brands and agencies create HTML5 banner ads that pass Google Ads, Amazon DSP, and other ad platform requirements without issues. 15+ years of experience in animation and banner development. I deliver clean, optimized, and production-ready files — no rejections, no surprises. Platforms I’ve worked with: ✔ Google Ads (HTML5) ✔ Amazon DSP ✔ IAB standards ✔ Adform, Sizmek, DoubleClick (GWD) ✔ Custom ad networks and rich media platforms What I can do: ✔ HTML5 banner ads (all standard sizes) ✔ Interactive creatives (clickable elements, mini-games) ✔ Adobe Animate (CreateJS) and GSAP animations ✔ Flash/SWF to HTML5 conversion ✔ Fixing, optimizing, or rebuilding existing banners Why clients choose me: • I understand platform limitations, specs, and approval rules • Smooth, lightweight animations with size limits in mind • Fast turnaround and clear communication • Reliable results — ready to upload and launch If you need banners that actually work across different ad platforms — I can help.

My experience in Web development spans over 10 years. During this time I experienced all aspects of the web development process, including front/back-end development and in some project I played a role of a paying customer. The latter gave me an opportunity to learn a new prospective on programming. I prioritize creation of a working application that solves business problems of a customer, rather than all other. In this way the goals of the projects can be achieved quickly and efficiently. Skills and Relevant Experience: • 10 years of JavaScript, CSS3, HTML5, php, MySql, PostgreSql, ActionScript • 5 years of native javascript, jQuery, jQueryui, AngularJS, ReactJS, Bootstrap, Wordpress, Ajax, DOM, XML, SaSS, less, and json • 20 applications with api: facebook, youtube, twitter, instagram, mailchimp, yahoo weather, and others • Up to 200 flash games and applications. • 10 years of Adobe Flash, Photoshop, Illustrator, Edge Animate; Google web designer • Architect of 6 web applications (front-end and server side) • Responsive web development, optimizing for mobile • Strong analytical, problem solving and troubleshooting skills • Ability to fix bugs and to add functionality into the code written by another developer • High load optimizing, cross-browser compatibility • Project management

I build scalable web applications, SaaS platforms, APIs, and business systems that are designed to perform well, stay maintainable, and grow with your business. With 5+ years of hands-on experience, I work across the full development lifecycle — from frontend architecture and responsive interfaces to backend APIs, databases, integrations, cloud deployment, and ongoing optimization. My strongest areas are .NET, C#, Angular, React, Next.js, Node.js, TypeScript, and JavaScript, allowing me to work comfortably on both modern frontend applications and high-performance backend systems. Where I Add the Most Value ▸ Full-Stack Web Applications — Building complete applications from frontend to backend with clean architecture and reliable APIs. ▸ SaaS & MVP Development — Turning ideas into scalable MVPs and SaaS products that are ready to evolve as users and requirements grow. ▸ Angular & React Applications — Developing responsive, maintainable SPAs, dashboards, admin panels, and complex business interfaces. ▸ .NET & API Development — Building secure, scalable APIs and backend systems using .NET Core, ASP.NET Core and C#. ▸ Performance Optimization — Improving slow applications, API performance, database queries, rendering, and overall application efficiency. ▸ API & Third-Party Integrations — REST, GraphQL, payment gateways, external services, authentication, and business integrations. ▸ Real-Time Applications — Chat, notifications, live updates, WebSockets, and high-frequency data applications. ▸ AI-Powered Applications — Integrating AI capabilities and APIs into modern web applications and SaaS products. Technical Expertise Frontend: Angular (v8–15), React.js, Next.js, Vue.js 3, TypeScript, JavaScript (ES6+), HTML5, CSS3, Bootstrap, Responsive Design, Redux, Zustand, Context API Backend: .NET Core, ASP.NET Core, C#, Node.js, RESTful APIs, GraphQL, WebSockets Databases: SQL Server, PostgreSQL, MySQL, MongoDB, Firebase Cloud & Services: AWS, Azure, API Integrations, Third-Party Integrations Architecture & Development: Clean Architecture, Microservices, SaaS, eCommerce, Enterprise Applications, Performance Optimization, Real-Time Applications, AI Integration How I Work 1. Understand — I first understand the business goal and the actual problem behind the requirement. 2. Plan — I choose the right architecture, technologies, APIs, and development approach. 3. Build — I develop clean, scalable, maintainable code with a strong focus on performance. 4. Test & Optimize — I identify issues early, improve performance, and make sure the application works reliably. 5. Deliver & Support — I provide clear communication, reliable delivery, deployment support, and ongoing maintenance when needed. What I Can Help You Build ▸ SaaS Platforms & MVPs ▸ Enterprise Web Applications ▸ eCommerce Solutions ▸ Admin Dashboards & Business Systems ▸ REST & GraphQL APIs ▸ AI-Powered Applications ▸ Real-Time Applications ▸ Third-Party Integrations ▸ Cloud-Based Applications ▸ High-Performance Web Applications Why Work With Me? I don't just focus on making features work. I focus on building solutions that are clean, efficient, scalable, and easier to maintain long-term. Whether you're starting a new product, improving an existing application, fixing performance issues, or looking for a reliable developer for ongoing work, I can work across the frontend and backend and help take the project from idea to production. If you have a project in mind, send me the details and let's discuss the best technical approach.