Alexander Heister - System Tester

Valley, Germany

Experience

Jul 2023 - Jun 2025

2 years

System Tester

Freelance Senior Software and System Tester

System testing of automated banknote processing systems with CAN bus technology
Test case creation and test design
Test execution and documentation of results
Bug creation and retesting
Installation of complete machines and hotfixes
Use of Micro Focus ALM and Azure DevOps/TFS

Jul 2022 - Jun 2023

1 year

System Verification Engineer

Freelance Senior Software and System Tester

System testing of a fully automated laboratory solution with integrated analyzers and an aliquoting device
Requirements analysis and test design
Test execution and bug tracking
Use of Polarion ALM, Remisol Advance and MS Teams

Apr 2020 - Jun 2022

2 years 3 months

System Tester

Freelance Senior Software and System Tester

System testing of automated banknote processing systems with CAN bus technology
Test case creation and execution
Documentation of test results and bug retests
Installation of machines and hotfixes
Use of HP ALM, ClearQuest and VMware

Jan 2016 - Apr 2020

4 years 4 months

System Verification Engineer

Freelance Senior Software and System Tester

Continuation of the System Verification Engineer project at Beckman Coulter GmbH
Use of Polarion ALM, Visual Studio and Remisol Advance

Jul 2015 - Dec 2015

6 months

System Verification Engineer

Sogeti Deutschland GmbH

Development of a new laboratory automation system for blood and urine samples
Requirements analysis and test design
Creation of test cases and test execution
Responsibility for system tests
Use of Polarion ALM and Visual Studio

Jan 2015 - May 2015

5 months

Software Tester / Test Coordinator

Sogeti Deutschland GmbH

Support in revising the test concept and in defect management
Briefing specialist testers and supporting the test manager
Test coordination, test design, test data creation, and test execution
Error reporting focusing on GUI, login, routing, and various use cases
Use of HP Quality Center

Sep 2011 - Dec 2014

3 years 4 months

Technical Manager

Sogeti Deutschland GmbH

Personnel responsibility for 35 consultants
Filling open project requests in cooperation with account managers
Staff support, development, and reviews
Training and development planning
Conducting career days, recruitment activities, interviews, and kick-off events
Forecast planning for indirect projects (vacation, illness, training, availability)
Participation in the nationwide HR committee of the executive management

Nov 2010 - Aug 2011

10 months

Consultant

Sogeti Deutschland GmbH

System testing of heating systems for the client Webasto AG
Creation of schedules and test plans
Coordination of manual and automated test execution
Requirements analysis and review of system requirements and specifications
Test design and creation of system test specification up to approval
Conducting HIL tests and safety-relevant functional tests
Testing of vehicle diagnostics
Documentation of test results and defects
Use of DOORS, VECTOR CANoe, CAN bus, and SVN

Oct 2006 - Nov 2010

4 years 2 months

Senior Consultant

C1 SetCon GmbH

Software testing of dealer shops at Telefónica O2 Germany GmbH & Co. OHG in Munich
Test automation using soapUI and internal test tools
Test design and execution of ad-hoc, regression, acceptance, and component tests
Bug reporting with SVN, soapUI, Jira, and Confluence
Software testing of a B2B online shop for softLution GmbH in Lünen (Kaiser & Kraft GmbH)
Test execution and test design
Software development of a J2ME mobile app (eCall) in an internal project
Continuation of the project at Nokia

Jan 2001 - Sep 2006

5 years 9 months

Consultant

LogicaCMG & Co. KG

System testing of multimedia head units for Nokia AG in Bochum
Test design, test automation, and test execution with VECTOR CANoe, DeepThought, and CAN bus technology
Functional tests for USB, power, SMS, and MMS
J2EE web application for a financial services provider (WestLB Systems) on Basel II/rating DB
Software development using Eclipse, J2EE, JSP, HTML, JavaScript, Struts, SVN, JUnit, ANT, and Maven

May 1998 - Dec 2000

2 years 8 months

Java Application Developer

Sparkassen Informatik Systeme West GmbH

Development of Java applets and applications with CICS connection to DB2 host
Use of IBM VisualAge for Java, Eclipse, JFC Swing, DB2, COBOL, and Sparkassen DWH