About the reviewers

Federico Kereki is a Uruguayan Systems Engineer, with a Masters Degree in Education, and over 30 years’ experience as a consultant, developer, professor, and writer.

He is a Subject Matter Expert at Globant, and he has taught at Universidad de la República, Universidad ORT, and Universidad de la Empresa.

He has written several articles for magazines and web sites, a pair of booklets on computer security, and two books: Essential GWT and Mastering JavaScript Functional Programming. He's currently writing a new book on JavaScript development for Packt Publishing.

Jakub Zalas is an independent software consultant, architect and trainer, who helps teams to deliver software that survives change. Being focused on quality, Jakub promotes agile development practices, like test driven development. In his spare time, he speaks at conferences and contributes to open source.