Jacek Litewka

Devops team manager (billing area) @ Orange Polska

About

Team building, project manager, developer, ... Billing systems (SERAT, KENAN CSG, ORACLE BRM). PARP (POLISH AGENCY FOR ENTERPRISE DEVELOPMENT) expert in innovation and new technologies - UE Programs Networking (Cisco CCNA, HP), databases developer (ORACLE, Interbase/Firebird, MySQL, Betrieve), SQL, PL/SQL, PHP, HTML, JS, DHTML, Unix shell, Borland Delphi, C ... Trainings: - UML 2.0 - Oracle Database Programming PL/SQL - Oracle BRM v.7 Server Developer - Oracle BRM Technical Essentials - Oracle BRM Billing and Finance - Oracle 9i: SQL Tuning - Oracle 9i: Advanced PL/SQL - Advanced Cisco Router Configuration - Designing Cisco networks - Building Cisco Multilayer Switched Networks - Introduction to Microsoft .NET - Configuration Lucent - Definity systems others ....

Country

Poland

City

Cracow Metropolitan Area

Industry

Telecommunications

Skill

PL/SQL, Oracle HR, UML, MySQL, C, Oracle BRM, Data Migration, Telecommunications, Team Management, Network Design, Analysis, BPMN, IT Management, Business Analysis, PMO, .NET, IT Strategy, Databases, SQL, Project Portfolio Management

Experience

Devops team manager (billing area)

Orange Polska

2025-2 - Present · 1 yr 8 mos

Owner

Konsoft

2003-10 - 2025-5 · 21 yrs 8 mos

MSP - management consulting IT consulting

IT Migration Stream Manager

2006-1 - 2007-3 · 1 yr 3 mos

IT Migration Team Lider

2005-8 - 2006-1 · 6 mos

Migration client's beetwen different billing systems: - developing migration quality tests (ORACLE PLSQL, GUI); - migration mapping documents; - migration analysis; - team leader. System: Kenan/BP - migration business customers at TP SA.