David Follis
Software Engineer at IBM
Town of Hyde Park, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolDavid Follis is a seasoned software engineer with over 8 years of recent experience and a multi-decade IBM career focused on enterprise Java and z/OS platforms. He has architected WebSphere Java Batch solutions and served as a runtime architect for WebSphere Application Server on z/OS, bringing deep expertise in mainframe integration, performance and reliability. His early work across z/OS development areas such as APPC/MVS and Workload Manager gives him rare cross-generational knowledge of legacy and modern enterprise systems. Based in Hyde Park, NY, he combines low-level systems insight with practical application-layer architecture to solve complex operational challenges. Colleagues rely on him for stabilizing high-throughput batch and transactional systems and translating mainframe constraints into scalable designs.
8 years of coding experience
9 years of employment as a software developer
B.S., Computer Science and Electrical Engineering, B.S., Computer Science and Electrical Engineering at Washington University in St. Louis
Github Skills (42)
print10
application-server10
pdf10
mainframe10
hardware10
migration10
location10
jcl10
zos10
java9
rexx9
server9
directory-structure9
runtime-environment9
microservices8
Programming languages (4)
Github contributions (5)
follis/open-liberty
Oct 2017 - Feb 2025
Contributions:8 pushes, 3 branches in 7 years 4 months
open-libertyruntimelibertycomposableruntime-environment
follis/IBM-Z-zOS
Aug 2021 - Mar 2024
The helpful and handy location for finding and sharing z/OS files, which are not included in the product.
Contributions:8 pushes in 2 years 7 months
findingsharinghelpfullocationhandy
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