Sean Marra
Chief Technology Officer at Sonata Bank
Houston, Texas, United States
Summary
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SeniorSean Marra is a banking technology executive and Chief Technology Officer based in Houston with 11 years of experience building secure, compliant IT programs and leading digital transformation across regional banks. He blends strategic leadership—setting long- and short-term technology roadmaps, budgets, and risk frameworks—with hands-on systems engineering, having driven server consolidations, Treasury Management system implementations, and operational improvements. Sean is an active open-source contributor to well-known XMPP projects (Spark and Openfire), where his work on phone integration, LDAP SSL reliability, and dependency upgrades demonstrates practical expertise in real-time communications and secure directory services. Known for tightening vendor contracts and streamlining workflows, he pairs fiscal discipline with technical modernization to deliver measurable outcomes. Colleagues rely on him to translate regulatory and business needs into auditable, production-ready solutions that scale.
10 years of coding experience
15 years of employment as a software developer
Github Skills (13)
javas10
ldap10
xserver10
xmpp10
ssl10
collaboration10
openfire10
java10
smack10
jndi9
uid8
front-end-development8
ui-design8
Programming languages (7)
Github contributions (5)
igniterealtime/Spark
Dec 2015 - Mar 2017
Cross-platform real-time collaboration client optimized for business and organizations.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:61 commits, 63 PRs, 1 push in 1 year 2 months
Contributions summary:Sean primarily contributed to the Spark client, focusing on both front-end and back-end modifications. They implemented features related to phone integration, including handling presence updates and call notifications. The user also addressed bug fixes and dependency upgrades, specifically updating the Smack library and Jitsi-related dependencies to resolve compatibility issues and improve functionality. Furthermore, they made improvements to the UI, such as adding options for notifications.
openfirexmppcollaborationsparkxmpp-client
igniterealtime/Openfire
Jun 2015 - Jun 2017
An XMPP server licensed under the Open Source Apache License.
Role in this project:Back-end Developer
Back-end DeveloperContributions:16 commits, 11 PRs, 20 comments in 2 years
Contributions summary:Sean primarily focused on improving LDAP (Lightweight Directory Access Protocol) integration within the Openfire XMPP server. Their contributions involved enhancing LDAP connection pooling for performance improvements, addressing timeout issues with LDAP connections, and resolving authentication problems related to SSL connections. The user also made changes to the SimpleSSLSocketFactory to ensure compatibility with LDAP SSL connections and enable secure communication. These modifications aimed at increasing the reliability and security of the Openfire server.
openfirexmpp-serverxmpplicensedapache-license
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