Kalman Hazins
Senior Full Stack Developer at Zunta
Baltimore, Maryland, United States
Summary
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Rockstar🎓
Top SchoolKalman Hazins is a Senior Full Stack Developer with over 14 years of hands-on experience and more than two decades in software, specializing in front-end engineering with React, modern JavaScript, TypeScript and CSS while also delivering backend services in Java, Node.js and Spring. He combines practical senior-developer execution with a knack for raising engineering standards—evidenced by improving test coverage and migrating testing approaches in production teams. A former part-time faculty at Johns Hopkins and Loyola, he translates complex topics into teachable practices and has authored Coursera Rails courses and contributed full-stack features to a Ruby on Rails greeter app on GitHub. Based in Baltimore, he’s equally comfortable modernizing enterprise fleets and mentoring junior engineers, bringing academic rigor from his JHU MS and UMBC BS to pragmatic, product-focused delivery.
14 years of coding experience
23 years of employment as a software developer
Johns Hopkins UniversityUMBC
Stackoverflow
8,041reputation
548kreached
278answers
3questions
ruby-on-rails
top-5%
javascript
top-5%
json
top-5%
Github Skills (20)
apim10
rails10
ruby10
emberjs10
api10
ruby-on-rails10
javascript9
json9
erb9
httparty9
html8
jquery-ui6
mochajs6
nodejs6
webpacker6
Programming languages (11)
Github contributions (5)
jhu-ep-coursera/fullstack-course1-module3
Aug 2015 - Nov 2019
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:18 commits, 7 PRs, 13 pushes in 4 years 3 months
Contributions summary:Kalman implemented features and made changes to the Ruby on Rails application. They added routes, views, controllers, and helpers to create a greeter application, including dynamic content display using Ruby code. Subsequent commits involved adding and modifying the courses controller and associated views, reflecting updates to the application's functionality. Furthermore, the user integrated an external API, demonstrated by the addition of a Coursera model.
jhu-ep-coursera/fullstack-course2-module4-i-reviewed
Oct 2015 - Nov 2019
Contributions:15 commits, 1 PR, 10 pushes in 4 years 1 month
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