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
    MySQL 16 years
  • Scrum
    Scrum 10 years
  • Agile
    Agile 10 years

Other skills

  • Drupal
    Drupal 2 years
  • Vue.js
    Vue.js 1 years
  • Godot Engine
    Godot Engine 1 years
Jacek

Jacek Z.

Poland

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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:
    • HTML HTML
    • PHP PHP

  • 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:
    • HTML HTML
    • Laravel Laravel

  • 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:
    • WordPress WordPress
    • HTML HTML
    • PHP PHP
    • Laravel Laravel

  • Founder / Lead Developer

    Jakdolece - 5 years 8 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 PHP
    • Yii Yii

  • 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:
    • HTML HTML
    • PHP PHP
    • Yii Yii
    • Laravel Laravel

Education

  • MSc.Computer Science/Data ProcessingTechnology

    Poznan University of Technology · 2005 - 2010

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