Jonathan Hirshowitz
Software Engineer at CoStar Group
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolJonathan Hirshowitz is a software engineer in New York with a decade of hands-on experience building full-stack and mobile solutions, currently contributing to feature delivery and unit testing leadership at CoStar Group. He progressed from a junior hire to a trusted individual contributor who manages code reviews, on-boards new developers, and owns testing suites across projects. His background spans Java, Spring, React Native, Android, .NET, and cloud fundamentals, reflecting work on enterprise web apps, energy-sector SaaS, and consumer-facing Android deployments. Earlier roles in production management and as an electronic engineer in the IDF give him practical project leadership and rapid prototyping experience that inform his reliable execution. Jonathan pairs disciplined testing and TDD practices with a knack for mentoring teammates to raise code quality and delivery cadence.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Science (BSc) Electrical and Electronics Engineering, Bachelor of Science (BSc) Electrical and Electronics Engineering at Jerusalem College of TechnologyFull Stack Web Development, Full Stack Web Development at Advanced Software Development BootcampCertificate AWS Cloud Practitionar and Architecture, Certificate AWS Cloud Practitionar and Architecture at Queensborough Community College of The City University of New York (CUNY)
English, Hebrew
Stackoverflow
129reputation
35kreached
9answers
0questions
Github Skills (48)
displays9
react8
viewer8
javascript8
ef-code-first8
stock7
log-in7
code-first7
drawer7
documentation7
csv7
aws-cli6
firebase6
auth6
nodejs6
Programming languages (7)
Github contributions (5)
YoniWitz/SimpleBank
Apr 2017 - Jul 2023
asp.net Web Application MVC, Azure deployment + Sql Server and DB
Contributions:46 PRs, 52 pushes, 34 branches in 6 years 3 months
web-applicationazure-sql-databasetflintsql-serverazure-app-service
YoniWitz/Grades
Jan 2017 - Feb 2020
.NET, VS2015,C#
Contributions:2 PRs, 15 pushes, 3 branches in 3 years 1 month
dotnetvs2015c-sharpcsharpdotnet-core
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