Kristiyan Velkov
Developer Relations Engineer · Zerops.io
Kristiyan Velkov is a Principal Front-end Developer, Docker Captain, Cursor Ambassador and author of four technical books, including Mastering React.js Interviews and Mastering TypeScript Core Utility Types. With over ten years of experience, he specializes in React.js, Next.js, DevOps for front-end engineers, and building secure, high-performance web applications. Kristiyan has contributed to the official Docker documentation and regularly shares practical insights on Medium and Substack, where thousands of developers follow his work. He speaks at community events and workshops, focusing on modern JavaScript, DevOps practices, and real-world front-end engineering challenges.