Karol Preiskorn

Senior Software Engineer

IBM•  June 2020 - Present

2021/07 – 2021/09 (3m) — current assignment Design, development and testing: API for Hyper Ledger Fabric (blockchain) - banking industry. Stack: Swagger, Node.Js/Typescript, Docker, ChurchDB, Bash, Figma 2020/07 – 2021/06 (1y) ABAP developer at OM Module of SAP HR. Prepared mass changes ALV report on infotypes 1000, 1001, 1002 at ABAP ALV OO. Migration WebDyn pro to SAP FIORI ~11m UI5 created application (SAP Fiori, WebIDE, SAP UI Tools) ~1m

Senior Software Engineer

IBM•  August 2021 - September 2021

Design, develop and testing API for Hyper Ledger Fabric (blockchain) - banking industry. Stack: Swagger, Node.Js, Typescript, Go, Docker, Swarm, ChurchDB, Bash.

Senior Software Engineer

IBM•  May 2020 - June 2021

ABAP development at HR OM. Menage infotypes 1000, 1001, 1002 at ABAP ALV OO. Migration WebDyn pro to SAP FIORI. UI5 create aplication (SAP Fiori, WebIDE, SAP UI Tools)

Software Engineer

T-Mobile•  June 2000 - February 2020

Development integration application passportisation Data Center. Technologies • PLSQL Oracle 11g, • Java – Spring Boot REST, Tomcat. • Python 3.7 + Flask. • Angular 2+ (javascript) • Git/GitLab, Jenkins, Docker – for deployment. • Agile working with JIRA Sprint. Projects ▪ Build mobile application Angular/Python/Java to support process inventory DC and QR devices. ▪ Integration data from this app with other inventory systems.

Technical University of Warsaw

Computer Science & Engineering, MS•  May 1994 - April 1999

Warsaw University of Technology - Department of Electronics and Information Technology, Institute of Control and Computation Engineering. The resulting title - Master of Science.