Charles Claffey Email & Phone Number

Frisco, Texas, United States

Remote

• Served in a hands-on lead programming role developing critical software under tight time constraints. Worked remotely from 2015. Project highlights include:
• Responsible for data feeds to and from Broadridge Impact settlements system, designed database schema for easier consumption, extraction/translation/loading done in Java
• Designed solution for futures trade fills performance issue, greatly increasing throughput, allowing trader’s positions to be updated and published in a timely manner. Multiple FIX trade processing feeds written in.
• Decommissioned and transitioned legacy trading system to new go forward platform. Various trade and data feeds written to communicate between the new systems. A parallel approach was taken allowing both systems to be.
• Designed, maintained and improved trade STP architecture. Greater trade throughput times achieved through processing trades in a parallel manner. Pools of trade processors written in C++ would compete to process.
• Designed and built firm’s trade monitoring system allowing consolidated views of positions by trader and desk. Html pages and Excel files were generated at regular intervals and breaches of position limits were.

Stamford, Connecticut, United States

• Served as a lead programmer, managed small teams, mentored junior developers.
• Responsible for developing and maintaining trade settlement links (JP Morgan Chase, DTCC, Bank of New York).
• Designed and created in house bank loan system for middle office.
• Created user interfaces for triparty processing, net free equity, GCF processing, electronic trade blotter, options expiry, cash projection, and transaction history lookup. The UI’s were written in Java and processed.
• Implemented TRACE MBS and corporate bond trade reporting feed.
• Automated electronic trade allocation feeds from Tradeweb, Bloomberg, and Oasys resulting in substantial user entry time savings.

Stamford, Connecticut, United States

• Processed various electronic trading feeds (Tradeweb, Cantor, Liberty, Bloomberg, etc).
• Created trade entry API using Sybase Open Server to allow access from any language with SQL capability.
• Responsible for maintenance of firm’s original trade entry system in C++.

Greenwich, Connecticut, United States

• Wrote C++ inventory processing for trade date, settle date, and pending inventory.
• Developed financial analytic server in C++ allowing easy access from many languages.
• Processed MBS factor tapes and created paydown trades.
• Established firm’s report archiving system.

• Performed Sybase server setups, backups, recovery, and upgrades.
• Assisted other developers with query optimization.
• Wrote Sybase connection classes for Perl, C, C++.