William dos Santos is passionate about technology and learning. Since 1995, he has been dedicated to uncovering the secrets of the IT world, accumulating decades of experience in areas such as Unix and Linux systems, DevOps, and systems engineering. With a degree in Systems Analysis, an MBA in Project Management, and a collection of certifications, William combines technical expertise with a practical perspective.

Throughout his career, he has had the privilege of working on challenging projects across various industries and collaborating with inspiring professionals. More than just an expert, William is an advocate for sharing knowledge, believing that teaching is a way to transform lives.

His book From Zero to YAML is part of the From Zero to X collection, which aims to demystify modern technologies and empower professionals to reach their full potential in the IT world.