Jonathan Hartwell
Senior Software Engineer at Guaranteed Rate
Plainfield, Illinois, United States
Summary
👤
Senior🎓
Top SchoolJonathan Hartwell is a senior software engineer with a passion for programming language design and pragmatic, results-driven delivery. Based in Plainfield, Illinois, he brings 13+ years of experience across roles at Guaranteed Rate (current), Evolent Health, and his own Voltaire Software LLC, where he built Breakneck Install and provided contracting expertise. He holds a Master’s in Computer Science from DePaul University (2015) and a B.S. in Economics from Northern Illinois University, reflecting a broad foundation for systems thinking. His work centers on .NET development and building reliable software that updates payment processing, enhances site search, and streamlines installer creation. He describes himself as a sponge—quick to absorb new ideas and apply them effectively, with a pragmatic bias toward delivering working solutions first and refining them later. In addition to full-time roles, he has a track record of freelance projects that blend engineering excellence with practical product outcomes.
14 years of coding experience
8 years of employment as a software developer
Master's Degree, Computer Science, Master's Degree, Computer Science at DePaul UniversityA.A, A.A at College of DuPageB.S, Economics, B.S, Economics at Northern Illinois University
Stackoverflow
2,438reputation
357kreached
70answers
11questions
Github Skills (26)
elixir-mix10
elixir10
duplicates10
ecto10
haml9
cobalt8
travis-ci7
rust6
dispatch6
dictionary6
excel6
gitlab-ci6
clr6
markdown4
static-site4
Programming languages (5)
Github contributions (5)
jhartwell/Plsm
Jan 2017 - Jul 2021
Elixir mix task to generate Ecto models from already existing tables
Contributions:3 reviews, 131 commits, 115 PRs in 4 years 6 months
elixirelixir-langphoenixmixelixir-mix
jhartwell/Taex
Jul 2017 - May 2021
Technical Analysis library for Elixir
Contributions:13 commits, 3 PRs, 36 pushes in 3 years 11 months
elixirtechnical-analysis-library
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