Jakub Paczkowski, Developer in Kraków, Poland
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Jakub Paczkowski

Verified Expert  in Engineering

Software Developer

Kraków, Poland
Toptal Member Since
January 29, 2014

Jakub is an experienced director of engineering with a decade of programming in Python and leadership expertise. He is passionate about harnessing the power of technology to drive business transformation and growth. With a rich professional journey that includes Python development, team leadership, and strategic management, Jakub prides himself on bridging the gap between business and technology.


PixBuffer Software
CentOS, Ubuntu, Memcached, Redis, Apache Solr, Git, Django, Python
AMF, Django, Python
Fabryka Salaty
Knockout (Knockout.js), Less, Git, Django




Preferred Environment

Zsh, Git, PyCharm, MacOS, Python, Python 3, Docker, PostgreSQL

The most amazing...

...feeling is when my solutions bring actual value to the client.

Work Experience

Python/Django Developer

2012 - 2014
PixBuffer Software
  • Refactored several core pieces of a custom eCommerce framework.
  • Implemented the back end for Tcm-today.com using a custom eCommerce platform.
  • Implemented a back-end system for Teachercreatedmaterialslibrary.com using a custom eCommerce platform.
  • Created the back end for the Wixbuffer.com website with Python.
  • Refactored a digital signing system using Python and Tornado.
Technologies: CentOS, Ubuntu, Memcached, Redis, Apache Solr, Git, Django, Python

Python/Django Developer

2011 - 2012
  • Developed the back-end portion of a Flex file manager.
  • Refactored and developed a video content management system.
Technologies: AMF, Django, Python

Python/Django Developer

2011 - 2012
Fabryka Salaty
  • Developed a loans comparison service back-end and front-end.
  • Created a motorization portal.
  • Built a web crawler for gathering motorization data.
  • Refactored part of a custom admin area to use the Knockout.js library.
  • Introduced a continuous deployment system.
Technologies: Knockout (Knockout.js), Less, Git, Django

Python/Django Developer

2011 - 2011
DK Soft
  • Developed a document management system.
  • Created an intranet printing system using Django, CUPS and Celery.
  • Developed an asynchronous CAD-to-PDF and DOC-to-PDF files converter.
  • Refactored and optimized a user notification system.
  • Created a project-deployment script for DMS.
  • Implemented a Djapian search engine.
Technologies: CUPS, CAD, Mercurial, Django, Python

TCM Today

An online store with educational e-books developed using a custom eCommerce platform. Books are signed using a custom digital signing service.

Teacher Created Materials Library

An online store with educational books developed using a custom eCommerce platform.


A loan services comparator. Comparisons are generated asynchronously using Celery.


A motorization portal.
2011 - 2013

Bachelor's Degree in Computer Science

Jagiellonian University - Cracow, Poland

2007 - 2010

Bachelor of Science Degree in Computer Science

Jagiellonian University - Cracow, Poland


jQuery, South, AMF


Celery, Supervisor, Varnish, GitHub, Git, Haystack, PyCharm, Mercurial, CAD, Zsh, Ansible, Vagrant, Circus, NGINX, Apache, Apache Solr


Django, Swagger, Knockout (Knockout.js), Selenium, Scrapy


Ubuntu, CentOS, Linux, MacOS, Docker


Python, JavaScript, CSS, Less, SQL, Python 3


PostgreSQL, Memcached, Redis


Unit Testing, Continuous Integration (CI), Continuous Deployment


Front-end, Tornado, CUPS, Software Development

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