Pentaho and Vertica as Business Intelligence / Data Warehousing solution

February 3, 2014
Pentaho (logo)

Introduction I recently wrapped up a BI/Data Warehouse implementation project where I was responsible for helping a rapidly expanding international e-commerce company replace their aging BI reporting tool with a new, more flexible solution. The old BI reporting tool was based on a “in-memory” reporting engine, was more of a “departmental solution” than an enterprise-grade [...]

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Reflections on Big Data Roundtable hosted by JNK Securities

November 3, 2013
JNK Securities Logo

Last week I had the opportunity to attend a Big Data round table discussion organized by JNK Securities, a broker-dealer based in NY w/ offices in DC. The attendees seemed to be evenly split between technologists/practitioners and finance professionals hoping to get a pulse on market trends. The conversation was moderated by Atul Chhabra, entrepreneur [...]

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Reflections on “Hadoop Certification – is it worth it” 18 months later

October 6, 2013

It has been over a year and half since I took the Cloudera Hadoop Developer Certification course and exam and posted my initial impressions of it on my blog. I have received more comments than I had expected, thank you for reading and sending me comments! There have been a few trends in the comments, [...]

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Upcoming conference on node.js

March 15, 2012
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Just signed up for node.ph, on April 23rd 2012. Looking forward to learning more about this event-driven framework and how to apply to business challenges. Schedule of events includes Introduction to the event-driven I/O framework that is changing that way we think about developing web applications. Fully loaded Node! Lloyd Hilaiel will explain how to [...]

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Reflections on Innovation and recent opinion piece in NY Times

March 14, 2012

People often ask me about what metrics I would use to evaluate an organization’s level of “innovation”. Depending on how well I know that person, I sometimes flippantly respond with a question (or two; the first one being the more important one): Has the organization recently created an “Innovation Center” or team? This is usually [...]

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Cloudera Hadoop Developer Training- Is it Worth it?

March 2, 2012

Is Cloudera Developer Training for Apache Hadoop worth it? I just finished the Cloudera Developer Training for Apache Hadoop course, and passed the Cloudera Certified Developer for Apache Hadoop exam. I am feeling good about passing the certification exam on the first try, but have some mixed feelings, primarily around: is it worth the course [...]

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Cloudera Hadoop Developer Training: Day 1

February 28, 2012

Cloudera Hadoop Developer Training: First Impressions Just wrapped the first day of Cloudera Hadoop Developer Training… so far so good! Training lasts 4 days, with the option to take the Certification Exam within 30 days of course completion. Apparently the exam policy is changing in the next couple of months. Right now, the exam is [...]

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Crowdsourcing solutions for healthcare industry – Kaggle and the $3M Heritage Health Prize

March 28, 2011

Heritage launched the $3 million Heritage Health Prize with one goal in mind: to develop a breakthrough algorithm that uses available patient data, including health records and claims data, to predict and prevent unnecessary hospitalizations. Heritage believes that incentivized competition – one that includes the involvement of those with passionate minds that don’t know what [...]

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Large-Scale Data Storage and Processing for Scientists with Hadoop

March 28, 2011

Great overview of Hadoop and related “big-data” tools Large-Scale Data Storage and Processing for Scientists with Hadoop View more presentations from Evert Lammerts

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Launch of DAVIDphoto.co

March 20, 2011

Just wanted to let everyone know I launched a new photo website! It’s simple, showcasing only 20 photos. The rest can be seen on my flickr stream. Thanks for viewing!

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