Josh Kostal
Senior Software Engineer II at Alloy
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolJosh Kostal is a Senior Software Engineer II with 11 years of experience building web-scale systems and shipping production software, currently driving engineering work at Alloy in New York. He progressed through multiple engineering levels at Alloy after prior roles across e-commerce and consulting, giving him broad exposure to both product-focused and client-facing development. Comfortable across the stack, Josh blends practical engineering with mentorship and a steady track record of promotions that reflect delivery and technical growth. His background includes internships and early-career developer roles at Garmin, CSG, and university software projects, indicating strong foundations in system design and teamwork. Colleagues describe him as unpretentious about code—“I write code sometimes”—yet his steady career progression shows consistent impact behind that understatement. Based in New York, he pairs Midwestern roots and a BS in Computer Science from the University of Nebraska–Lincoln with a pragmatic approach to solving complex engineering problems.
11 years of coding experience
7 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at University of Nebraska-Lincoln
Github Skills (18)
azure8
microsoft-azure7
rrule7
rfc7
microsoft6
recurrence5
depth5
mobile-application5
icalendar5
javascript5
recurrence-rules4
typescript4
dates4
timestamp4
flutter3
Programming languages (5)
Github contributions (5)
joshkostal/fantasy-soccer
Jun 2021 - Mar 2022
Mobile application that provides an improved experience for users seeking in-depth fantasy soccer.
Contributions:2 PRs, 52 pushes, 3 branches in 9 months
reactimprovedseekingmobile-applicationreact-native
joshkostal/CookieNap
Sep 2017 - Feb 2018
Contributions:14 PRs, 83 pushes, 3 branches in 4 months
pythondata-sciencemachine-learningtextbookscraigslist
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