Kristiyan Velkov is a software developer, technical leader, author of technical books, blogger, mentor, speaker, and instructor with over a decade of experience in frontend and open-source development. His expertise covers JavaScript and TypeScript, React.js, Angular, and Next.js, as well as DevOps practices, web accessibility, and security. Having conducted over 350 technical interviews for frontend developers, he possesses a deep understanding of industry standards and candidate requirements.
As a continuously learning specialist, Kristiyan has obtained over 100 professional certifications from leading organizations: AWS (Cloud Solutions Architect), Meta (Advanced React.js Developer), IBM (Developing Cloud Apps with Node.js and React), University of Maryland (Cybersecurity for Everyone), Google (Foundations of Cybersecurity), University of Michigan (Leadership and Influence), among others.
While working at leading international IT companies, Kristiyan has established himself as a strong technical leader capable of guiding teams, developing engineering culture, implementing innovations, and enhancing the quality of technical solutions. His interests lie at the intersection of technology, leadership, and mentorship, making him a prominent voice in the professional community.
Apart from his technical work, he actively shares his experiences: speaking at conferences, discussing approaches for successfully navigating technical interviews, and developing as a frontend developer. His influence extends far beyond his own projects: Kristiyan has formed a large online community, including 30,000 contacts on LinkedIn, 6,500 followers on Medium, and over 100,000 monthly readers. In his publications, he shares advanced programming techniques, best practices, productivity tools, and leadership strategies, helping developers worldwide grow and achieve new professional goals.
