A polyglot coder with years of practical experience in designing, implementing, and testing software—including web and mobile applications development, API design, functional programming, optimization, system administration, databases, and scalability—Samer has worked in industries ranging from real estate and government to education and publishing. Samer is passionate about everything JavaScript and loves exploring new libraries. He has authored several technical books and online courses about Node.js, React, GraphQL, and Ruby on Rails. Samer holds master’s degrees in management and information security.