Full-Stack Developer | Prompt Engineer | DevSecOps | Admin
π I specialize in building secure, scalable web applications and AI-driven tools. With over a decade of experience in software development, I bring a comprehensive skill set to every project.
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I'm always open to new challenges and collaborations. Whether you're looking for a developer to bring your project to life or need expertise in cybersecurity and DevOps, feel free to reach out!
Full-Stack Developer | Prompt Engineer | DevSecOps | Admin
π I specialize in building secure, scalable web applications and AI-driven tools. With over a decade of experience in software development, I bring a comprehensive skill set to every project.
|
|
I'm always open to new challenges and collaborations. Whether you're looking for a developer to bring your project to life or need expertise in cybersecurity and DevOps, feel free to reach out!
A lightweight desktop Prompt Manager for macOS and Windows. Organize prompts using a clear structure (Main Category β Category β Action), import libraries via CSV, edit entries, search instantly and click-to-copy to clipboard. Built with Electron + React with dark/light themes and WCAG-friendly accessibility.
β¬οΈ Download: https://github.com/mrkevler/prompt-manager/releases/tag/v1.0.2-beta
Modern website for TwΓ³jSkup24, a car buying and vehicle scrapping service based in Bydgoszcz and ToruΕ, Poland. Built with HTML5, TailwindCSS and Vanilla JavaScript, fully SEO optimized, GDPR v2 compliant, and designed for fast performance and mobile-first responsiveness.
π Visit website
Learningoo 𦩠(in development)
Modern full-stack online course platform built as a monorepo with React 18, Express.js 5, MongoDB 7 and TypeScript. Complete Learning Management System featuring course creation & management, rich content editor with drag-and-drop lesson builder, tiered licensing system, credit-based payment transactions, admin dashboard with analytics and multi-role support for students, tutors and administrator.
π Check the demo
Modular web application boilerplate built with HTML5, Tailwind CSS and JavaScript. Designed with site-in-site architecture enabling seamless module integration for educational platforms, knowledge bases and documentation systems. Features: accessibility settings with theme switching (light/dark), 6 changeable color schemes, font size control, contrast adjustment and dynamic content loading with reusable components.
π Check the demo
Professional website for Agencja Horyzont, a video production agency from Bydgoszcz, Poland specializing in wedding videography and corporate video production since 2002. Built with HTML5, CSS3 and JavaScript for optimal performance and SEO. Features: bilingual support (PL/EN), responsive mobile-first design, integrated YouTube video portfolio, GDPR compliant cookie system, complete SEO optimization with Schema.org markup and modern UI with smooth animations.
π Visit website
Modern full-stack authentication starter featuring JWT + GitHub OAuth 2.0. Built with React 19, Express.js 5, MongoDB 8 and Docker. Includes secure user registration, social login integration, responsive UI with Tailwind CSS 4 and production-ready monorepo architecture.
π Demo soon
Modern landing page built with HTML, Tailwind CSS and JavaScript. Features: utility-first CSS approach, responsive grid layouts, smooth scrolling navigation and interactive form validation.
π Check the demo
Interactive forms collection showcasing modern form design patterns built with HTML5, CSS3 and JavaScript. Features: 4 different form types with comprehensive validation and responsive design.
π Check the demo
This is a sample landing page built with HTML, CSS and JavaScript. It contains a responsive design, vertical navigation bar, featuring landing page, signup and signin forms.
π Check the demo
A tutorial project demonstrating how to fetch data from an API, display it dynamically using DOM manipulation, and implement filtering functionality.
π Check the demo
Modern website for TwΓ³jSkup24, a car buying and vehicle scrapping service based in Bydgoszcz and ToruΕ, Poland. Built with HTML5, TailwindCSS and Vanilla JavaScript, fully SEO optimized, GDPR v2 compliant, and designed for fast performance and mobile-first responsiveness.
π Visit website
Learningoo 𦩠(in development)
Modern full-stack online course platform built as a monorepo with React 18, Express.js 5, MongoDB 7 and TypeScript. Complete Learning Management System featuring course creation & management, rich content editor with drag-and-drop lesson builder, tiered licensing system, credit-based payment transactions, admin dashboard with analytics and multi-role support for students, tutors and administrator.
π Check the demo
Modular web application boilerplate built with HTML5, Tailwind CSS and JavaScript. Designed with site-in-site architecture enabling seamless module integration for educational platforms, knowledge bases and documentation systems. Features: accessibility settings with theme switching (light/dark), 6 changeable color schemes, font size control, contrast adjustment and dynamic content loading with reusable components.
π Check the demo
Professional website for Agencja Horyzont, a video production agency from Bydgoszcz, Poland specializing in wedding videography and corporate video production since 2002. Built with HTML5, CSS3 and JavaScript for optimal performance and SEO. Features: bilingual support (PL/EN), responsive mobile-first design, integrated YouTube video portfolio, GDPR compliant cookie system, complete SEO optimization with Schema.org markup and modern UI with smooth animations.
π Visit website
Modern full-stack authentication starter featuring JWT + GitHub OAuth 2.0. Built with React 19, Express.js 5, MongoDB 8 and Docker. Includes secure user registration, social login integration, responsive UI with Tailwind CSS 4 and production-ready monorepo architecture.
π Demo soon
Modern landing page built with HTML, Tailwind CSS and JavaScript. Features: utility-first CSS approach, responsive grid layouts, smooth scrolling navigation and interactive form validation.
π Check the demo
Interactive forms collection showcasing modern form design patterns built with HTML5, CSS3 and JavaScript. Features: 4 different form types with comprehensive validation and responsive design.
π Check the demo
This is a sample landing page built with HTML, CSS and JavaScript. It contains a responsive design, vertical navigation bar, featuring landing page, signup and signin forms.
π Check the demo
A tutorial project demonstrating how to fetch data from an API, display it dynamically using DOM manipulation, and implement filtering functionality.
π Check the demo