Aleksandar Gargenta Expert Profile


Aleksandar Gargenta is the technology brains at Marakana. Always on top of the latest in software, Aleksandar is the company's radar for technology that matters. His latest ventures are perfecting Marakana's Android Internals and Security courses.

Phew. And if that's not enough, he's also the chief architect of Marakana Spark, the on-demand software platform that powers and a number of other training companies. As an instructor he's taught hundreds of classes for everyone from Apple to Disney, from NASA to the Department of Defense.

In his spare time Aleksandar runs the San Francisco Java, Android, and HTML5 User Groups with over three thousand members across the three groups.

Aleksandar holds a bachelor’s degree in Mathematics and Computer Science from the University of Waterloo. He is also a father, photographer, hiker, and a race-car driver :-)

As an Android and Java expert, Aleksandar is the author of Marakana's Java, Advanced Java, Android Internals, Android Security, Spring/Hibernate, JBoss, Apache, XML/XSL, and JUnit/TestNG training courses.

Intro to Android NDK with Aleksandar Gargenta

Full Tutorial

Aleksandar's presentation at the 2011 Android Builders Summit conference:


Java PHP XML JBoss
Apache Tomcat JavaEE Linux
Ajax XSL Struts Spring
Hibernate Eclipse IDE Servlets and JSPs JSF
Design Patterns Solaris Windows Mac OS X
MySQL Android    

[top] Student Testimonials

Great, fast paced class stuffed with information. If you're up for it, you'll get every penny out of your time.

Adam - xMatters

One of the best classes I have ever had. Will definately be looking to come back again!

Brian - Autoliv Inc.

Many hours of reading and testing was saved ... this course has let me go to android real world apps from the theoretical to the practical.


This course gave me a very clear understanding about setting up Tomcat, deploying applications and setting the security. I learnt the JDBC aspect of the Tomcat and I really benefitted from this training as a developer


The course content was very useful. The material was very well structured and presentation was excellent. The instructor was very knowledgeable. Overall, this is probably the best course I have taken.

Ahmed - Research in Motion

Wide range of experience with students in class but material was well paced.

Clark - Chevron

The amount of stuff to be covered in this course is quite too much, but instructor covered pretty much all. The time can be extended of this course to cover it better. Amazing Course!

Bhagyashree - Xerox

It was good overall and did demystify a good number of fuzzy areas for me. Very organized which is appreciated and the sample code was useful. Thanks!

Chris - Apple, Inc.

I was very impressed by the teacher knowled of the subject. Excellent!

Andre - FRBSF

Teacher was excellent! The sample project was excellent. It will make a good project to use as a foundation for our next spring project.

Tom - UC Davis

very intensive course but great !!!

Duy - PCDT

Overall great course to get started with Android with lots of in dept information on how to do a good working app.

Guido - University of Zurich

Great experience overall....

Neeraj - Williams-Sonoma, Inc.

The course was unbelievable and the instructor really knew the information. I was amazed how quickly the instructor was able to figure out student problems and answer/address any problems or concerns presented. I learned so much from the course.

Michael (Mike) - Peerless Technologies Corporation

Great training, well organized. also the instructor has a great and deep understanding of the tomcat , as well as other related technologies.

Montaque - Newegg Inc.

The instructor is very knowledgable & precise in providing the required information.

Jay - Avery Dennison

This was a great course. I really enjoyed learning what I did and I also enjoyed discussions with the instructor and would strongly recommend this course to anyone wishing to write applications for the android phone. Be prepared to work hard and learn a lot!

Ronald - Sandia National Labs

Excellent!!! I would consider taking other classes in the future!!!

Hong - Experian

This class changed my life. I will never be the same again.

Anthony - Pearson

Excellent content and resources. I would defiantly consider this class of other developers. The refreshments and lunch were the bomb!

Steve - Interwest Consulting Group, Inc.

I learned alot!!!

Kevin - Fujitsu Siemens Computers, Inc.

Keep going with the charts and drawing! It very helpful! The course was very clear and interesting, adapted to both developers and administrators. The charts and drawings made a significant difference.

Laurent - Marakana, Inc.

fast pace, compressed learning.

Bastiaan - Intel Corporation

Sasa is a well informed instructor with the ideal set on figuring out things for yourself and if you really get stuck he can easily help you out in more detail.

David - Agriculture Financial Services Corporation

Excellent class. The coursework was well organized and delivered. Thanks for a great course.

Zach - AOL Inc.

Great class. Would love to take the Apache one.

Chuck - Williams-Sonoma, Inc.

Sasa took time out to help me address some issues that we have been having on a new Tomcat implementation, so major Kudos to Sasa

David - Home

I really enjoyed this class!

Ronald - Boston College

Instructor knew his stuff and was very clear about everything.

Richard - Northrop Grumman

Nice class...and try a different and simpler training web application to develop and built into a more web complex application. Nice very nice!