
CSS Monster
Drawing monsters using pure CSS/HTML (no SVGs or images).
Frontend Developer
(Web & Smart TV)
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Frontend and Smart TV developer with 10+ years of experience building cross-platform web applications. Focused on performance, scalable architecture, and maintainable code — from semantic HTML/CSS to modern JavaScript tooling and CI/CD pipelines. Experienced in white-label OTT platforms and SDK development with strong attention to product detail and code quality.
Position: Smart TV Developer
A company developing applications for Smart TVs, web browsers, and mobile devices. I specialized in creating applications for Big Screen platforms, with a focus on multi-platform development using modern web technologies. I worked in agile international team, collaborating closely with designers, architects, backend developers, and QA engineers.
Position: Smart TV Developer
A company focused on developing applications for Smart TVs, mobile devices, and HbbTV platforms. I worked on applications for Smart TV platforms (e.g., Samsung, LG), HbbTV, and PlayStation 3/4 using JavaScript, HTML, and CSS. Apps were built as single-page applications (SPA). I also contributed to the Mautilus Smart TV SDK to simplify cross-platform development.
This role introduced me to the technically exciting and relatively niche world of Smart TV development. At the time, platforms were still maturing and inconsistent across devices, posing challenges like poor performance, platform-specific bugs, and limited tooling. I worked with media players, DRM systems, and proprietary APIs — expanding my skills beyond typical frontend work. The experience shaped my growth and let me contribute to international projects in Mautilus’s agile, fast-paced team culture.
Complete development of websites for small businesses – from graphic design and full-stack implementation to hosting setup and deployment. Some projects included dynamic UI components, CMS integration (e.g., WordPress), or a custom booking system. Emphasis was placed on clean and semantic HTML, search engine optimization (SEO), and basic accessibility (a11y) best practices.
Technologies Used: (X)HTML, CSS, JavaScript, jQuery, PHP, MySQL, CodeIgniter, WordPress, Adobe Photoshop
Position: HTML Coder
GDI, s.r.o. is a company focused on developing its own online advertising platform. As an HTML Coder, I worked on implementing front-end templates based on graphic designs, ensuring cross-browser compatibility and clean semantic structure. I also contributed JavaScript/jQuery features and supported backend integration with PHP. The work required close collaboration with designers and developers and gave me solid experience in production-grade web development at an early stage in my career.
Technologies Used: (X)HTML, CSS, JavaScript, jQuery, PHP
Computer Graphics and Multimedia, Master Degree Programme
Information Technology, Bachelor Degree Programme
Graduation with Distinction (Mathematics, Physics, Czech, German)
SASS, JSX, Node.js, npm, Webpack, Parcel, Vite, Astro, AWS (S3, CloudFront), Vercel, GitHub Pages, Jest, Mocha, Coveralls, Sentry, ESLint, Stylelint, jsDoc/tsDoc, Docusaurus, Suitest, Postman, DevTools, Zeplin, Abstract, Git, GitHub, JIRA, Confluence, Slack, VS Code, AI GitHub copilot
* Experience primarily from academic or freelance projects, 2009–2013
Scan the QR code to see examples of my work
Drawing monsters using pure CSS/HTML (no SVGs or images).
White-label front-end OTT solution for big screen platforms.
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript, 4K video streaming
Team project – HTML, CSS, JavaScript, Application redesign
Team project – HTML, CSS, JavaScript, Payment flow implementation
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript + PlayStation 4 support
Implementing analytics
Team project – HTML, CSS, JavaScript, Swipe-to-TV functionality
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript
Team project – HTML, CSS, JavaScript
Open-source team project
Team project – HTML, CSS, JavaScript
Website + booking system (PHP, MySQL, HTML, CSS, JS)
Website (CodeIgniter, PHP, HTML, CSS, JS)
HTML/CSS template coding
Website (HTML, CSS, JS)
Website (HTML, CSS, JS)
WordPress-based website
JavaScript component
JavaScript component
HTML5 application (JS, canvas)
Android application
2D game for Android
Graphic design (Just for fun :)
Graphic design (Just for fun :)
Implementing library in C/C++
Implementing library in C/C++
Implementing library in C/C++
Implementing library in C/C++
CPU vs. GPU (in C on CUDA arch.)
Implementing library in C/C++
Implementation in C/C++
London 2016, 24-hour programming competition
Topic: Smart TV application development