John Kosh is an application architect with nearly 25 years of hands-on and managerial experience delivering end-to-end software, database, and cloud solutions across telecom, e-commerce, and enterprise domains. He leads architecture and tech teams to modernize platforms—driving API-first microservices, CI/CD adoption, and automated database builds—while improving C#, SQL Server, and Oracle development practices. His background includes scaling systems that processed tens of millions of daily transactions and integrating ERPs like NetSuite with marketing stacks via REST integrations. Known for blending customer-facing collaboration with deep technical craft, he favors pragmatic, well-architected designs and agile change. Based in Ohio, he pairs institutional knowledge of legacy systems with a continuous drive to adopt modern patterns and mentor teams through complex migrations.
11 years of coding experience
20 years of employment as a software developer
Small Business Administration/Management, Small Business Administration/Management at Cuyahoga Community College
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