Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Krzysztof Chadynka

Zabrze

Summary

I am a PHP Developer with over 10 years of experience in various
frameworks. My experience includes building websites, online shops,APIs, and maintaining them. Driven by solution design and a focus on user satisfaction, I am supported by solid interpersonal and management skills, making me a robust and well-rounded
developer who can take on challenging tasks. I have a strong
emphasis on quality and best practices, and I am a fan of the SOLID and KISS approaches. Additionally, I have experience with
automated testing and mocking.

Overview

11
11
years of professional experience

Work History

Senior Software Engineer

Tivix/ Kellton
03.2022 - 06.2024
  • Creating REST APIs in Laravel framework (PHP 8.1/ 8.2)
  • Adding new features based on BDD approach.

PHP Developer

E-Net Production
12.2021 - 03.2022
  • Making changes and adding new features in the existing e-commerce system (Symfony).

PHP Developer

White Label Coders
09.2017 - 11.2021
  • Developing solutions in various products created in various frameworks (Symfony, Yii2, Laravel, Yii2)

PHP Developer

Globkurier
05.2016 - 09.2017
  • Creating API based on Silex using for integration with couriers
  • Maintenance of the existing website and management panel.

Webmaster / Developer

Indeon Sp. z o.o.
08.2013 - 09.2016
  • Creating websites and services based on frameworks: Wordpress, Joomla!, PrestaShop
  • Preparing templates and extensions to mentioned frameworks.

Education

Bachelor of Science - Information Science

Silesian University of Technology- Poland

High School Diploma -

Technical High School

Skills

  • SQL
  • JavaScript
  • CSS
  • MySQL
  • PostgreSQL
  • SQLite
  • RabbitMQ
  • Linux
  • PHP 7/8
  • Git
  • Github
  • Gitlab
  • Jira
  • Docker
  • REST
  • Laravel
  • Symfony
  • Yii2
  • Postman
  • SOLID, KISS, DRY
  • TDD, BDD
  • MVC / CQRS / Event Sourcing

Languages

Polish
Native language
English
Upper intermediate
B2

Timeline

Senior Software Engineer

Tivix/ Kellton
03.2022 - 06.2024

PHP Developer

E-Net Production
12.2021 - 03.2022

PHP Developer

White Label Coders
09.2017 - 11.2021

PHP Developer

Globkurier
05.2016 - 09.2017

Webmaster / Developer

Indeon Sp. z o.o.
08.2013 - 09.2016

Bachelor of Science - Information Science

Silesian University of Technology- Poland

High School Diploma -

Technical High School

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Krzysztof Chadynka