Sergey Astapov is a UI Engineer with a decade of front-end and web development experience, currently based in Pittsburgh and working at Grid Dynamics. He has a strong background in Ember.js and Drupal-era web development, contributing to prominent open-source projects like ember.js, ember-data, and miragejs where he improved documentation, modernized examples, and fixed integration and compatibility issues. Sergey combines practical engineering—upgrading CI, linting, and dependency workflows—with careful technical writing to improve developer experience across libraries. His work often focuses on keeping legacy patterns compatible with modern JavaScript, converting code to native class and decorator syntax while tightening test coverage. With roots in mathematics from Kharkiv Polytechnic Institute and early career experience in Drupal and WordPress, he brings analytical rigor to UI engineering challenges. Colleagues benefit from his blend of hands-on fixes and clear documentation that reduce maintenance friction in complex front-end stacks.
10 years of coding experience
6 years of employment as a software developer
National Technical University "Kharkiv Polytechnic Institute"
Contributions:4 releases, 4 reviews, 23 commits in 3 years 4 months
Contributions summary:Sergey primarily contributed to fixing integration tests and addressing deprecation warnings within the Ember.js framework. Their work involved modifying components and helpers, specifically related to the `ember-changeset` library, to ensure compatibility with newer versions of Ember.js. Additionally, the user updated dependencies, added linting configurations, and improved test coverage.
An Ember Addon to easily add Mirage JS to your Ember app.
Role in this project:
Full-stack Developer
Contributions:11 releases, 38 reviews, 171 commits in 5 months
Contributions summary:Sergey focused on enhancing the Ember.js-based front-end of the application, introducing and fixing issues related to template linting, and restructuring documentation. They also refactored the build process by transitioning from Travis CI to GitHub Actions. Furthermore, the user upgraded dependencies and addressed compatibility concerns with Ember.js versions, including setting up scenarios for different versions and modifying configurations. Finally, the user replaced the `ember-ajax` dependency with `ember-fetch`.
ember-cliember-addonmirage-jsmirageember-app
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