Andrzej Jankowski
Team Leader at Exister
Greater Poland Voivodeship
Summary
🤩
Rockstar🎓
Top SchoolAndrzej Jankowski is a technical team leader with 13 years of experience building and operating backend infrastructure at Allegro, Central Europe’s largest e-commerce platform. He leads a team responsible for Message Center and an email-sending proxy, combining people leadership with hands-on development and maintenance of critical production systems. His background spans load balancer, database and CMDB/asset-management work, including concrete contributions to the open-source Ralph CMDB around reporting, DNS integration, and export accuracy. Equally comfortable in Python and PHP environments, he has progressed from developer to senior engineer and now leads engineering delivery while running a small software business on the side. Based in Greater Poland, he brings pragmatic problem-solving, operational focus, and attention to data accuracy in complex system integrations. Outside work he’s a family man and amateur guitarist, hinting at a creative, steady temperament that supports his leadership style.
13 years of coding experience
9 years of employment as a software developer
Master’s Degree, Computer Science, Master’s Degree, Computer Science at Uniwersytet im. Adama Mickiewicza w Poznaniu
English
Github Skills (19)
python10
inventory-management10
django10
data-export10
inventory-management-system10
import-data10
data-import10
exports10
asset-management10
cmdb10
mysql9
apidoc9
databases9
api9
database9
Programming languages (3)
Github contributions (5)
allegro/ralph
Aug 2012 - Jun 2017
Ralph is the CMDB / Asset Management system for data center and back office hardware.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1448 commits, 56 PRs, 35 pushes in 4 years 10 months
Contributions summary:Andrzej primarily focused on enhancing the backend functionality of the Ralph CMDB/Asset Management system. Their contributions included fixing export issues related to asset support, refining price calculations, and adding features like a "rack" column to the asset reports. Additionally, the user made changes to the VIP views, DNSaaS integration, and custom field processing. These changes indicate a focus on improving data accuracy, reporting capabilities, and integration with other systems within the asset management infrastructure.
djangoinventory-managementralphassets-managementmanagement-system
allegro/django-powerdns-dnssec
Dec 2012 - May 2017
Django application managing PowerDNS database
Contributions:22 commits, 2 PRs, 1 push in 4 years 6 months
pythondjangodatabasedjango-applicationpowerdns
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