Piotr Usewicz
Valencian Community, Spain
Summary
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RockstarPiotr Usewicz is a seasoned software engineer with 18 years of experience designing and building mobile billing platforms and web applications using Agile practices, pair programming and TDD. He architects core systems and drives technology and code standards across backend and frontend stacks, with deep expertise in Erlang, Redis, RIAK, Ruby on Rails, PHP and MySQL alongside modern client-side technologies. Comfortable across Mac, Linux and Windows environments, he combines product-focused requirement verification and effort estimation with hands-on implementation. An active open-source contributor, he improved feature-flipping in the popular rollout library and enhanced usability in the widely used Bash-it framework, showing a knack for pragmatic tooling improvements. Based in the Valencian Community, Spain, he brings both operational discipline and developer ergonomics to large-scale system design.
18 years of coding experience
English, Polish, Spanish
Stackoverflow
620reputation
30kreached
6answers
3questions
Github Skills (21)
wordpress-themes10
back-end-development10
redis10
rspec10
bash10
bash-completion10
feature-flags10
terminal-emulator10
alias10
terminal-application10
ruby10
wp-theme10
shell10
git8
logging6
Programming languages (30)
Github contributions (5)
Bash-it/bash-it
Oct 2010 - Oct 2010
A community Bash framework.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:5 commits in 7 days
Contributions summary:Piotr contributed to the `bash-it` framework by adding and modifying completion plugins and prompt themes. They implemented a Homebrew completion plugin to enhance user productivity in the terminal. Furthermore, they worked on a "Pete" theme for the prompt, including color fixes and history saving capabilities. Their work focused on improving the user experience and expanding the functionality of the Bash framework.
bash-promptbash-completionbash-configurationproductivitybash-framework
fetlife/rollout
Aug 2012 - Aug 2012
Feature flippers.
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits in 3 days
Contributions summary:Piotr focused on enhancing the feature-flipping capabilities of the `rollout` library. They added functionality to globally activate and deactivate features, making them active for all users. Furthermore, the user modified the implementation to use sets for global features and incorporated missing information for global features in the info method, improving the library's feature management and informational output. They also updated RSpec.
redisrolloutrubyfeature-flagsjava
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