Jeremy Simmons is a Senior Software Engineer with 11 years of experience building and leading full-stack teams across enterprise and cloud-first environments. Based in Colorado Springs, he currently helps companies cut AWS compute costs automatically at ProsperOps while also serving as an Application Architect at Ent Credit Union. His background spans migrating and integrating e-commerce and ERP systems, implementing SSO with Azure B2C, and modernizing legacy .NET platforms into cloud-native solutions on Azure and AWS. A pragmatic technical leader, Jeremy has led cross-functional teams, created architecture patterns for junior developers, and improved test and CI practices. He contributes to open source—enhancing the popular .NET Humanizer library with better time-span handling, lazy initialization for performance, and stronger test coverage—reflecting a focus on robust, edge-case-aware engineering. Outside work he identifies simply as husband, developer, maker, signaling a hands-on, curious approach to software and life.
11 years of coding experience
12 years of employment as a software developer
Information Technology, Information Technology at Colorado Technical University
Humanizer meets all your .NET needs for manipulating and displaying strings, enums, dates, times, timespans, numbers and quantities
Role in this project:
Back-end Developer
Contributions:5 commits, 5 PRs, 32 comments in 3 days
Contributions summary:Jeremy's commits primarily focused on enhancing the `humanizer` library's functionality, specifically related to time span calculations and formatting. They implemented support for negative time spans, addressing a core missing feature, and improved the byte size formatting by handling edge cases such as 0 bytes. The user also refactored parts of the codebase to improve performance by introducing lazy initialization. The commits also included improvements to test coverage.
Contributions:8 releases, 12 commits, 11 pushes in 9 months
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