James Kellenberger
Application Development Associate Manager
Austin, Texas, United States
Summary
👤
Senior🎓
Top SchoolJames Kellenberger is an Application Development Associate Manager in Austin with 8 years of hands-on Java full-stack experience and a strong background in financial industry consulting. He has driven full-stack development for Visa's Developer Portal and B2B payment systems, working across Angular, Node, Spring, Kafka, and multiple databases to deliver API-driven, enterprise-grade solutions. At Accenture he pairs technical leadership with client-facing management, translating complex financial requirements into scalable, auditable software. Earlier roles include migrating monoliths to Spring Boot microservices and bridging biology research rigor with software craftsmanship—a combination that surfaces in his attention to data integrity and testing. Known for practical execution rather than flashy open-source presence, he brings steady delivery and cross-functional collaboration to high-compliance environments.
8 years of coding experience
13 years of employment as a software developer
Bachelor of Science - BS, Biology - Biomedical Science - Minor - Computer Science, Cum Laude, Bachelor of Science - BS, Biology - Biomedical Science - Minor - Computer Science, Cum Laude at University of North Florida
Github Skills (12)
location9
portal8
user-interface6
modular6
angular6
database5
meta3
act3
java2
toolbox2
batch1
batch-processing1
Programming languages (2)
Github contributions (5)
Jwkellenberger/Baxter-Step-by-Step
Mar 2018 - Mar 2018
Contributions:42 commits, 41 pushes, 1 branch in 11 days
TrevorDHeilman/FFMAPS
Jun 2019 - Jun 2019
Fantastic Fair Management and Portal System (FFMAPS) An app that presents the local public information about the fair, as in location and time ranges, as well as the rides and stands scheduled for the event. The app serves as a database for employees to better coordinate their work schedule, as well as allows customers to purchase tickets for entry. Lastly, the site offers modular options for fair owners to customize what will be present at their event.
Contributions:187 commits, 148 pushes, 2 branches in 14 days
ownerscustomersservesportaloptions
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