María Carina Roldán was born in Argentina and has a bachelor's degree in computer science.
She started working with Pentaho back in 2006. She spent all these years developing BI solutions, mainly as an ETL specialist, and working for different companies around the world.
Currently, she lives in Buenos Aires and works as an independent consultant. Carina is the author of Learning Pentaho Data Integration 8 CE, published by Packt in December 2017. She has also authored other books on Pentaho, all of them published by Packt.
I'd like to thank all my friends who support my work, the technical reviewers for their time and dedication, and the readers who have trusted me through the years.
Sahil Goyal is a developer residing in Hyderabad, India. He is an online trainer and consultant, teaching ETL development and SQL development to working professionals and students. Sahil has a keen interest in Pentaho Data Integration ETL development and has been working on it for several years in multiple contexts (consulting, freelancing, and contracting) and countries (India, the USA, Malaysia, and Spain), which has added professional value and experience to his career.
He is currently working for a multinational corporation based in Belgium as a data integration developer.
Thanks to my friends and family for their support and patience during those long working days. Especially to my mother, who always has a smile for me and has been by my side throughout my career to date.
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