Christian Coté has been in IT for more than 12 years. He is an MS-certified technical specialist in business intelligence (MCTS-BI). For about 10 years, he has been a consultant in ETL/BI projects. His ETL projects have used various ETL tools and plain code with various RDBMSes (such as Oracle and SQL Server). He is currently working on his sixth SSIS implementation in 4 years.

Michelle Gutzait has been in IT for 30 years as a developer, business analyst, and database consultant. She has worked with MS SQL Server for 20 years. Her skills include infrastructure and database design, performance tuning, security, HADR solutions, consolidation, very large databases, replication, T-SQL coding and optimization, SSIS, SSRS, SSAS, admin and infrastructure tools development, cloud services, training developers, DBAs, and more. She has been an Oracle developer, business analyst, and development team lead.

Giuseppe Ciaburro holds a PhD in environmental technical physics and two master's degrees. His research is on machine learning applications in the study of urban sound environments. He works at Built Environment Control Laboratory, Università degli Studi della Campania Luigi Vanvitelli (Italy). He has over 15 years' experience in programming Python, R, and MATLAB, first in the field of combustion, and then in acoustics and noise control. He has several publications to his credit.

Chirag Nayyar helps organizations to initiate their digital transformation using the public cloud. He has been actively working on cloud platforms since 2013, providing consultancy services to many organizations, ranging from SMBs to Enterprises. He holds a wide range of certifications from all major public cloud platforms. He also runs meetups and is a regular speaker at various cloud events. 

He has also reviewed few books published by Packt.

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