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

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

Sasa came prepared. He was extremely knowledgeable.

Sean - EDS

Instructor has excellent knowledge and allows the student copies of his work to review if they got lost. This was excellent (for me). I highly recommend him for those wanting a deep technical look at Android.

William - Department of Defense

Highly recommend this course for anyone who intend to build Android applications.

Nanda - Dreamer Corporation

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.


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

Great pace, great content, great instructor. You have enough knowledge to go further explore with a good understanding.

Bibi - Google Inc

Thanks for your patience, Marko! It was extremely informative & fun too!

Nancy - Shasta Union School District

Fantastic course! Sasa knows so much that we need more than five days to cover the material for the class.

Tony - Department of Defense

This training is great. Learned much from it.

Garry - Newegg Inc.

Excellent class. I learned more in 5 days than I did in a semester long undergraduate mobile development class.

Chris - Department of Defense

Great class. I've learned a lot about the subject matter and would love to take another one in the near future. Thanks Sasa!

Roberto - Fresenius Medical Care

Excellent instructor. Knowledge of the subject is clearly extensive. Very good course material, I will definitely keep it for reference. Appreciated the tailoring of the material to our needs.

Ranjan - Intel Corporation

Alexandar was great and provide us great lengths of detail. Can't wait to try TomCat with real data!

Renato - Williams-Sonoma, Inc.

Overall the course was great. The instructor really knows his stuff. I definitely learned a lot in just a week. Hope this is the beginning of great things!

Don - L-3 Communications

Overall very good traing. As per the pace, it was fast paced, but was ok as there were so many topics to be covered.

Sweta - Fujitsu Siemens Computers, Inc.

Great course that should give me a good start to my first Android project that has just started.

Russ - Intel Corporation

We may invite the instructor come to our company and teach us.

John T. - Northrop Grumman

Sasa was a great instructor! Very knowledgeable and well prepared - and always provided understandable explanations. I think the class would have benefited from Sasa teaching the Apache class as well!

Jodi - Mnbe

Great course. It gave me the necessary background and foundation that I needed to use apache the way I need it.


Instructor is excellent...

Mike - Prescription

Sasa is a terrific instructor. the Course outline is very nice. The best training class I ever attended. Sasa was able to answer all questions, very clear mind and clear answers. All topics are covered in detail. Great job.

Jing - Agilent technologies

The instructor did a great job of imparting complex information at a rapid clip. Hands-on activities were challenging and interesting.

Clara - Gracenote

Great class - love it!
Excellent Class. Exactly what I was looking for. Thanks!

Brian - Summit Projects

It was a fast paced class, that gave a great overview of Web development using spring and hibernate.

Peter - Fujitsu Siemens Computers, Inc.

Great instructor very knowledgable, great course for beginners. Aleksandar was great, well-rounded instructor, has expertise in the Tomcat and Java. This is definitely one of the best technical training course I have taken! I'd recommend this class to other Systems Admin who wants to learn more on Tomcat!

Steven - Autodesk

I am very very impressed, thank you.

Landon - Agrium Inc.

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

Anthony - Pearson

Sasa is very good at explaining Android topics and gave us an excellent overview in a short time frame.

David - Vulnerability Research Labs