Paweł Koniszewski
System Manager at Tietoevry
Gdansk Metropolitan Area Poland
Summary
👤
Senior🎓
Top SchoolPaweł Koniszewski is a seasoned Cloud and DevOps engineer with 12 years of experience building reliable, automated infrastructure and cloud-native products across telco and enterprise environments. He has driven architecture and delivery from low-level OS and networking (SR-IOV, DPDK, VPP) to Kubernetes, OpenStack and AWS ECS/Fargate deployments, using Terraform and observability tools to ensure scalable operations. Paweł contributed to core OpenStack projects (Nova, Glance), improving live migration, metadata schema handling and robustness—work that underscores his focus on enterprise readiness and upgradeability. As a team lead and system architect he translated complex management and customer requirements into practical, high-throughput NFV solutions that run on mixed x86/ARM fleets. Based in the Gdańsk area, he combines hands-on coding and back-end contributions with systems thinking that surfaces subtle interoperability and upgrade challenges before they hit production.
12 years of coding experience
10 years of employment as a software developer
Engineer's degree, Informatics, Engineer's degree, Informatics at Gdansk University of Technology
English, Polish
Github Skills (21)
laravel-nova10
api-rest10
debug10
python10
back-end-development10
apidoc10
api-design10
restful-api10
openstack-nova10
openstack10
api10
rest-api10
error-handling10
ova10
metadata-management10
Programming languages (2)
Github contributions (5)
openstack/nova
Jul 2014 - Jan 2017
OpenStack Compute (Nova). Mirror of code maintained at opendev.org.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:37 commits in 2 years 5 months
Contributions summary:Paweł primarily focused on enhancing the stability and robustness of the OpenStack Nova compute service. Their contributions include fixing bugs related to Unicode handling in CPU information parsing, improving error logging and handling for fixed IP allocation, and splitting EC2 ID validators for different resource types. They also worked on improving Nova's code by returning Aggregate Objects and refactoring the live migration process. Furthermore, the user introduced a new API to force live migration completion and addressed issues related to live migration failures.
novaopendevopenstackcompute
openstack/glance
Jul 2014 - Apr 2015
OpenStack Image Management (Glance). Mirror of code maintained at opendev.org.
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 commits in 8 months
Contributions summary:Paweł primarily contributed to the Glance service, focusing on the implementation and enhancement of metadata definition functionalities. Their work involved creating and updating metadata schemas, including the addition of operators for multivalue support, and modifying the database schema to support these features. Furthermore, the user was responsible for improving the project's maintainability by refactoring code, removing obsolete configuration options, and optimizing testing processes. In addition to this the user also added the functionality of upgrading metadata definitions from JSON files.
opendevglanceimage-managementopenstack
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