Joel Caplin

About Joel Caplin

Engineering leader with experience across many disciplines in the financial services (buy/sell side) and gaming/casino industries. Specializing in the design, development, and operations of compliance-driven, high volume, distributed transaction engines processing millions of events every second of every day. Played a key role in two IPOs and an acquisition, exemplifying my ability to contribute to significant business outcomes.I excel at influencing without authority, resolving complex technical challenges, and implementing solutions with rapid time-to-market. With experience in both large and small team settings and project budgets up to eight figures, I provide objective value by identifying and transforming costly or inefficient solutions into streamlined, cost-effective alternatives.Author and alpha tester of items in the Security, Database, and Data Analytics AWS Specialty certifications.

Experience

1. Software Engineer

   Marqeta

   Mar 2025 — Present · Dallas, TX, US

Education

• University of Liverpool

  Master of Science (MSc), Computer Science

Skills

• Online Gaming
• Terracotta
• Soap
• Mysql
• Distributed Systems
• Fpga
• Spread Betting
• Mongodb
• Network Security
• Spring
• Open Source Development
• Java
• Asset Managment
• Apache
• Soa
• Unix
• Tomcat
• Hindi
• Sas70
• Foreign Exchange Risk Management
• Rest
• Team Leadership
• Apache Pig
• Solution Architecture
• High Frequency Trading
• Software Development
• Perl
• Hive
• Enterprise Architecture
• Iso 27001
• Data Center
• Penetration Testing
• Sybase
• Randomization
• Risk Management
• Ec2
• C++
• Db2
• Iterative Design
• Redis