Pat Claffey
Financial Data Engineering Specialist
Ireland
Summary
👤
Senior🎓
Top SchoolPat Claffey is a Financial Data Engineering Specialist with 11+ years of experience designing and delivering enterprise and big data solutions across finance and marketing platforms. He combines deep expertise in Apache Spark (Scala), AWS data lake architectures (JSON/Parquet), Redshift ETL and Looker BI with a strong background in Oracle-based data warehousing and PL/SQL. At Sitecore/Boxever he built real-time, API-driven customer intelligence analytics used by global clients such as AIB, Emirates and Ryanair, and he now applies that domain knowledge to financial data engineering at Bank of America. A certified Data Vault modeller and CBIP credential holder, he blends system architecture, rigorous data quality and pragmatic delivery to solve complex regulatory and payment reconciliation problems. Beyond day-to-day engineering he’s an organizer and community builder (Dublin PyCon 2015) who continually retrains—most recently through AWS and UCSD courses—while researching scalable Spark/Scala patterns.
11 years of coding experience
34 years of employment as a software developer
CBIP - Certified Business Intelligence Professional Business Intelligence and Data Warehouse, CBIP - Certified Business Intelligence Professional Business Intelligence and Data Warehouse at TDWI - The Data Warehousing InstitutePost Graduate Diploma in Data Analytics Data Science, Post Graduate Diploma in Data Analytics Data Science at National College of IrelandOracle Certified DBA Oracle Technology, Oracle Certified DBA Oracle Technology at OracleAmazon Web Service Cloud Architecture, Amazon Web Service Cloud Architecture at Amazon Web Services Professional TrainingPMP - Project Management Professional Project Management, PMP - Project Management Professional Project Management at PMI - Project Management InstituteMaster of Engineering Science Engineering Science, Master of Engineering Science Engineering Science at University of GalwayC.DIP.A.F - Certificed Diploma in Accounting and Finance Accounting and Finamce, C.DIP.A.F - Certificed Diploma in Accounting and Finance Accounting and Finamce at ACCA - Association of Certified Chartered Accountants
Stackoverflow
76reputation
11kreached
3answers
1question
Github Skills (18)
docker-image9
docker8
python8
pandas8
manipulation7
frame7
data-analysis7
data-structures7
eclipse6
mongodb6
gtk6
java6
json6
data-science6
ubuntu6
Programming languages (2)
Github contributions (5)
patclaffey/docker_jupyter
Sep 2015 - Dec 2015
Contributions:52 commits, 39 pushes, 5 branches in 2 months
patclaffey/patclaffey.github.io
May 2015 - Nov 2015
Contributions:54 pushes, 1 branch in 6 months
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