Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Senior developer with extensive experience designing, building, and scaling high-traffic web platforms. Successfully led projects ranging from interactive learning platforms like TheTypingCat.com to complex shipping solutions at Agility Logistics. I thrive on solving complex problems, optimizing platform performance, and creating user-focused features that drive engagement and growth. Known for writing clean, maintainable code and communicating effectively with other teams.…Senior developer with extensive experience designing, building, and scaling high-traffic web platforms. Successfully led projects ranging from interactive learning platforms like TheTypingCat.com to complex shipping solutions at Agility Logistics. I thrive on solving complex problems, optimizing platform performance, and creating user-focused features that drive engagement and growth. Known for writing clean, maintainable code and communicating effectively with other teams.

Piotr Ojrzyński

Web Developer, Full Stack Developer, Front-End Developer, +1





Senior developer with extensive experience designing, building, and scaling high-traffic web platforms. Successfully led projects ranging from interactive learning platforms like TheTypingCat.com to complex shipping solutions at Agility Logistics. I thrive on solving complex problems, optimizing platform performance, and creating user-focused features that drive engagement and growth. Known for writing clean, maintainable code and communicating effectively with other teams.…Senior developer with extensive experience designing, building, and scaling high-traffic web platforms. Successfully led projects ranging from interactive learning platforms like TheTypingCat.com to complex shipping solutions at Agility Logistics. I thrive on solving complex problems, optimizing platform performance, and creating user-focused features that drive engagement and growth. Known for writing clean, maintainable code and communicating effectively with other teams.

Available to hire

Senior developer with extensive experience designing, building, and scaling high-traffic web platforms. Successfully led projects ranging from interactive learning platforms like TheTypingCat.com to complex shipping solutions at Agility Logistics. I thrive on solving complex problems, optimizing platform performance, and creating user-focused features that drive engagement and growth. Known for writing clean, maintainable code and communicating effectively with other teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Polish

Fluent

English

Advanced

Work Experience

Senior Software Engineer at Agility Logistics

August 2, 2018 - December 2, 2025

Designed, built and scaled high-traffic web platforms; led projects from interactive learning platforms to complex shipping solutions; automated shipping rate calculations and third-party carrier integrations; reduced manual operations and improved platform reliability and user experience.

Software Engineer at Enclaves.io

January 2, 2018 - April 2, 2018

Created architecture and developed a system to collect, organize and display posts from social media on a client's website.

Senior JavaScript Developer at Socio Fabrica

July 1, 2015 - October 31, 2017

Developed systems using Ext JS; built a bug-reporting tool and other front-end features; contributed to overall product quality and delivery.

JavaScript Developer at Tanadu Can't Stop Games

March 1, 2009 - May 31, 2010

Developed and maintained web-based online games; implemented client-side features and UI integration.

PHP Developer at CMS

July 1, 2006 - August 31, 2008

Developed and supported Jet Mail system; managed a team and collaborated with interactive marketing partners; ensured robust back-end functionality.