David Callaghan
Senior Solutions Architect at Perficient | Ocala, Florida, United States
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David Callaghan is a seasoned Senior Solutions Architect at Perficient, bringing over 30 years of extensive experience in architecting, coding, and implementing enterprise data-driven solutions. His expertise spans a diverse array of programming languages, including Java, Scala, Go, Rust, and Python, which he leverages to design innovative solutions tailored to meet the unique needs of his clients. David has a proven track record of developing robust cloud-based architectures utilizing cutting-edge technologies such as Databricks, Snowflake, Neo4J, Hadoop, MongoDB, and DataStax.
In his current role, David has spearheaded several high-impact projects that underscore his proficiency in data privacy and compliance. Notably, at Pfizer, he created a Databricks Accelerator designed to navigate the complexities of international pharmaceutical trial data privacy regulations. This initiative not only streamlined data processing but also enhanced compliance with stringent industry standards. Additionally, he implemented a Generative AI solution using a ChatGPT-licensed product to augment the internal safety data analysis process, significantly improving the adverse event reporting workflow.
David's contributions extend to the financial sector, where he architected a compliance initiative for FNBO, developing custom privacy-preserving algorithms that safeguard sensitive information. His recent project with Blue Cross Blue Shield of Michigan involved migrating Cloudera to Databricks on AWS, optimizing data storage and processing capabilities while ensuring seamless integration with existing systems. With a solid foundation in technologies such as Yarn, Java Enterprise Edition, and Business Intelligence, David continues to drive innovation and efficiency in data management and analytics, making him a vital asset to Perficient and its clients.
Senior Solutions Architect at Perficient in June 2017 to Present
Hadoop / Spark Developer at Bank of America in February 2016 to May 2017
Big Data Solution Architect at 2C Data in April 2013 to May 2017
Bringing Big Data and Blockchain to the Cloud at Sparks Ignite, Inc. in May 2015 to May 2016
Big Data Developer at Wells Fargo in July 2014 to May 2015
Big Data Developer at Bank of America in February 2014 to July 2014
Architect / Senior Java Developer at Duke Energy in March 2007 to March 2013
Senior Java Developer at New York Board of Trade in June 2005 to January 2007
Senior C# Developer at Li & Fung USA in June 2003 to May 2005
Senior Test Analyst at SkillSoft in October 2002 to April 2003
Senior PHP Developer at The Chiva Group in March 2001 to September 2002
Senior Java and PHP Developer at Dell Services in May 2000 to February 2001
VB Developer at Revelwood in May 1999 to April 2000
Delphi Developer at D. Proctor Engineering, Inc. in April 1998 to May 1999
VB Developer at Severson & Werson in May 1998 to April 1999
VB Developer at Corporate Property Investors in March 1997 to March 1998
VB Developer at Societe Generale in January 1997 to March 1997
Software Tester at CIGNA Healthcare in May 1996 to December 1996
VB and COBOL Developer at AAMCO Transmissions in February 1995 to March 1996
FoxPro Developer at Broker Resource Center in July 1992 to December 1994
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Scala in Spark
Apache Spark
PySpark
Scala
Databricks
Snowflake
Big Data
Hadoop
HBase
Apache Pig
Yarn
Flume
Falcon
Java
Apache Storm
Apache Kafka
MongoDB
Oracle
SOA
Web Services
Integration
Business Intelligence
XML
Unix
JavaScript
Solution Architecture
SQL
Java Enterprise Edition
Maven
Databases
MySQL
JMS
Spring Framework
Android
JSF
Spring
C#
R
Software Development
Cassandra
blockchain
Hyperledger
NoSQL
Hive
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Discover more about PerficientWhat is David Callaghan email address?
Email David Callaghan at [email protected] and [email protected]. This email is the most updated David Callaghan's email found in 2026.
What is David Callaghan phone number?
David Callaghan phone number is +1.7048372126 and +1.7042419567.
How to contact David Callaghan?
To contact David Callaghan send an email to [email protected] or [email protected]. If you want to call David Callaghan try calling on +1.7048372126 and +1.7042419567.
What company does David Callaghan work for?
David Callaghan works for Perficient
What is David Callaghan's role at Perficient?
David Callaghan is Senior Solutions Architect
What industry does David Callaghan work in?
David Callaghan works in the Information Technology & Services industry.
David Callaghan Email Addresses
David Callaghan Phone Numbers
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