John Colby
Owner at Colby Consulting
Hudson, North Carolina, United States
Summary
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SeniorJohn Colby is a database-focused software engineer and owner of Colby Consulting with nearly three decades running his own firm and nine years of recent hands-on experience. He specializes in designing and building SQL Server and Microsoft Access data stores and applications, frequently using C# to deliver robust database-driven solutions for small and medium businesses. He architected and maintains a high-throughput ETL pipeline that routinely exports and reimports ~300 million name/address records monthly for CASS and NCOA validation, operating on a custom-built 8-core (24 max) AMD server with 32 GB RAM and 6 TB RAID6 storage. Comfortable across data modeling, performance tuning, and systems integration, he blends practical hardware and software engineering to meet demanding data workflows. Based in Hudson, North Carolina, he brings entrepreneurial persistence and a track record of converting complex, high-volume requirements into reliable, auditable systems.
9 years of coding experience
19 years of employment as a software developer
Github Skills (17)
kernel6
streamlit6
machine-learning6
linux-kernel6
python6
data-analysis5
developer-tools5
data-visualization5
deep-learning5
data-science5
api4
raspberry-pi4
finance3
yahoo-finance3
pandas2
Programming languages (2)
Github contributions (5)
jwcolby54/VBA-Classes
Aug 2020 - Feb 2022
Contributions:6 commits, 5 pushes, 1 branch in 1 year 5 months
jwcolby54/EventDrivenProgramming
Apr 2025 - Jul 2025
Contributions:1 release, 62 pushes, 1 branch in 2 months
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