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David Greczner
David Greczner
Programming Counselor | Citadel
New York, New York, United States
David Greczner
Summary
David Greczner is a seasoned technology professional with extensive experience in software development and engineering, particularly in the finance sector. Currently serving as a VP and Technical Lead at Two Sigma, he has a proven track record of leading critical projects and developing innovative solutions in equities and brokerage technology. His expertise spans a wide range of technologies including Oracle, HBase, and Hadoop, showcasing a strong foundation in both software engineering and data management. David's career includes significant roles at Barclays Investment Bank, where he developed software for data distribution and pricing information. With a Bachelor of Science in Computer Science from Cornell University, he combines academic knowledge with practical experience. David is known for his ability to adapt to new challenges and technologies, making him a valuable asset in fast-paced environments. His interests lie in leveraging technology to improve data efficiency and accessibility in financial services.
David Greczner
Work Experience
Equities Engineer at
Citadel
March 2025 - Present
David Greczner
Education
Cornell University, Bachelor of Science, Computer Science
January 2008 - January 2012
Frequently Asked Questions about David Greczner
What is David Greczner email address?
David Greczner's primary email address is ******@cornell.edu. To view the full verified email and additional contact details, sign up for free with Muraena.
What company does David Greczner work for?
David Greczner is a Programming Counselor at Citadel.
Where David Greczner graduated from?
David Greczner holds a degree in Minor: Information Science Concentration: Data-Intensive Computing, Software Engineering, Systems Computing from Cornell University.
How can I directly contact David Greczner?
To contact David Greczner directly, you can use the email address ******@cornell.edu. Complete contact information is available upon registration with Muraena.
Who is David Greczner?
David Greczner is a seasoned technology professional with extensive experience in software development and engineering, particularly in the finance sector. Currently serving as a VP and Technical Lead at Two Sigma, he has a proven track record of leading critical projects and developing innovative solutions in equities and brokerage technology. His expertise spans a wide range of technologies including Oracle, HBase, and Hadoop, showcasing a strong foundation in both software engineering and data management. David's career includes significant roles at Barclays Investment Bank, where he developed software for data distribution and pricing information. With a Bachelor of Science in Computer Science from Cornell University, he combines academic knowledge with practical experience. David is known for his ability to adapt to new challenges and technologies, making him a valuable asset in fast-paced environments. His interests lie in leveraging technology to improve data efficiency and accessibility in financial services.
David`s contact details
******@cornell.edu
**************@twosigma.com
**************@citadel.com
Colleagues
Managing Director
Infrastructure Architect
Technology Analyst
Portfolio Manager
Head of Counterparty Risk & Onboarding Team
Senior Broker
Software Engineer
Mechanical Engineering Intern
Head of Global Credit
Analyst Intern