Ali Ismayilov
Lead Software Engineer at Halalbooking
Groningen, Groningen, Netherlands
Summary
👤
Senior🎓
Top SchoolAli Ismayilov is a lead software engineer based in Groningen with 13 years of experience building and scaling web applications and engineering teams. He has progressed from hands-on development roles to Head of Engineering and now leads technical direction at Halalbooking, combining full-stack expertise with people leadership. His open-source contributions span deployment and container tooling—improving Kamal’s app exec, detached runs and container log filtering—and quality-focused work in the Haml library, showing attention to runtime reliability and code hygiene. Comfortable across frontend and backend stacks, he has a track record of shipping production systems at travel and fintech companies and driving operational improvements. Colleagues know him for pragmatic engineering decisions and an insistence on making the web a better, more maintainable place. He holds a bachelor’s degree from Baku State University and brings a mix of engineering depth and operational savvy to product-focused teams.
13 years of coding experience
15 years of employment as a software developer
Bachelor, Bachelor at Baku State University
Azerbaijani, English, Russian, Turkish, German, Dutch
Stackoverflow
5,757reputation
661kreached
7answers
14questions
Github Skills (27)
docker10
deploying10
strings10
scripting10
text-manipulation10
command-line-interface10
haml10
containerization10
dockers10
refactor10
ruby10
script10
command-line10
sh10
logging10
Programming languages (11)
Github contributions (5)
basecamp/kamal
Mar 2024 - Apr 2025
Deploy web apps anywhere.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:1 review, 2 PRs, 9 comments in 1 year 1 month
Contributions summary:Ali primarily contributed to the deployment and execution aspects of the `kamal` project, a tool for deploying web apps. Their commits focused on enhancing the `app exec` command, adding support for detached execution, and making it compatible with `detach` option. They also implemented features to follow logs, including filtering by container ID and added support for logging features within containers. Their work is primarily focused on features related to containerization, execution, and logging of deployed applications.
containerszero-downtimezerorailsdocker
haml/haml
Sep 2020 - Oct 2020
HTML Abstraction Markup Language - A Markup Haiku
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 review, 10 commits, 1 PR in 21 days
Contributions summary:Ali primarily focused on improving code quality and ensuring the stability of the Haml library. Their contributions included refactoring code to prevent unexpected string mutations, adding frozen_string_literal comments, and removing unnecessary newlines. They also addressed a ruby warning and made changes to sync the code with the source repository.
hamlmarkup-languagehaikurubymarkup
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