Denis is a Web Design and Frontend Development mentor with strong experience in building responsive, user-friendly interfaces connected to real backend systems. With a background in system integration and engineering, he approaches web design from both a visual and structural perspective — ensuring that every page is functional, optimized, and aligned with modern UX principles. His work includes designing and developing complete interfaces using HTML, CSS, JavaScript, and React, while integrating them with APIs, databases, and automation workflows. This unique combination of design and engineering enables him to teach students not only how to create visually appealing websites, but also how to make them technically sound and scalable. As a mentor, Denis focuses on practical, real-world skills: layout structure, responsive design, UI/UX fundamentals, component-based development, performance optimization, and connecting frontend with backend systems. He explains complex concepts in a clear and structured way, helping students understand how great web design is built from the inside out. Through his mentorship, learners gain the ability to create modern, professional web interfaces and understand the full workflow behind functional digital products.