Marshall Callier
Software Engineer at Self-Employed
Spokane, Washington, United States
Summary
👤
Senior🎓
Top SchoolMarshall Callier is a seasoned full-stack software engineer with 15 years of experience blending technical support, documentation, and asset management into reliable FinTech and IT solutions. Based in Spokane, he has run his own software practice since 2016 after a long tenure as a business systems analyst and application support analyst, giving him a pragmatic, end-to-end perspective on product delivery and operations. He’s proficient with SQL databases and excels at turning complex, regulated requirements into auditable, maintainable systems. Marshall’s background in both hands-on support and systems analysis means he anticipates operational pitfalls early, reducing downtime and technical debt.
15 years of coding experience
Bachelor of Science - BS, Computer and Information Sciences and Support Services, Bachelor of Science - BS, Computer and Information Sciences and Support Services at Full Sail University
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (17)
trend10
bash4
ide4
color-scheme4
go3
php3
shell3
zsh3
powerline3
fuelphp3
windows2
low-latency2
developer-tools2
powershell2
malware2
Programming languages (5)
Github contributions (5)
mattle/mattle.wtf
Apr 2024 - Feb 2025
Mattle, wtf?
Contributions:2 releases, 15 PRs, 70 pushes in 9 months
mattle/PSAnsiEscape
Sep 2025 - Jan 2026
Contributions:17 pushes, 1 branch in 4 months
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