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Jacek Z.
PHP Developer
Jacek is a highly skilled software engineer with over 15 years of commercial experience, specializing in PHP and its frameworks, including Yii and Laravel, to develop RESTful web services and customer-facing APIs.
With a strong background in leadership, Jacek spent three years as a technical team leader, where he successfully guided teams and ensured seamless project execution. His open-minded approach, organizational skills, and problem-solving mindset enable him to tackle complex challenges effectively.
During his studies, Jacek was selected for the prestigious Google Summer of Code program, distinguishing himself among hundreds of applicants and further demonstrating his technical expertise and dedication to software development.
Main expertise
- MySQL 16 years
- Scrum 10 years
- Agile 10 years
Other skills
- Drupal 2 years
- Vue.js 1 years
- Godot Engine 1 years
Selected experience
Employment
Senior Software Developer
Musti Group - 2 years 9 months
- Participated in the development of an eCommerce platform, creating new functionalities using PHP and JavaScript.
- Transitioned to rebuilding the platform with React.js and Next.js to improve performance and user experience.
Technologies:
- Technologies:
PHP
HTML
Senior Software Engineer
Teams By Sunscrapers - 3 months
- Served as Lead Backend Developer for a US-based startup focused on helping people fall asleep.
- Managed the backend of a mobile application that allowed users to join live sleep sessions with a guide to help them relax and fall asleep.
- Built functionality to serve live stream URLs from AWS and handle video transcoding after each session.
- Developed a CMS for managing sleep sessions and user accounts.
Technologies:
- Technologies:
Laravel
-
HTML
Senior Software Developer
Trimetis Services - 9 months
- Developed a web application that allowed users to record video testimonials.
- Designed and implemented major new features for an internal CMS.
Technologies:
- Technologies:
-
PHP
-
Laravel
-
HTML
WordPress
Founder / Lead Developer
Jakdolece - 5 years 10 months
- Fully coded Jakdolece.pl, a start-up offering unbeatable travel deals for flights and hotels worldwide, from frontend to backend.
- Leveraged data analysis to ensure the platform continuously updated with the most affordable prices, keeping all offers competitive around the clock.
Technologies:
- Technologies:
-
PHP
Yii
- Data Analytics
Technical Team Lead/Senior SoftwareEngineer
Fibar Group - 5 years 7 months
- Led a team of programmers.
- Planned implementation schedules and prioritized tasks.
- Developed solution designs and architecture.
- Built and maintained Manufacturing Execution System (MES) and Enterprise Resource Planning (ERP) systems.
- Maintained traceability and tracking throughout the manufacturing process.
- Built and improved REST APIs.
Technologies:
- Technologies:
-
PHP
-
Yii
-
Laravel
-
HTML
CodeIgniter
Web developer
Merixstudio - 2 years
His main tasks included PHP5 (Drupal 7), Python (Django) and frontend development (HTML5, CSS3, jQuery).
Technologies:
- Technologies:
-
PHP
-
HTML
-
WordPress
Drupal
Web Application Developer
MDA Systems - 6 months
Building web applications - PHP5 object-oriented programming.
Technologies:
- Technologies:
-
PHP
CakePHP
-
HTML
Education
MSc.Computer Science/Data ProcessingTechnology
Poznan University of Technology · 2005 - 2010
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