Holger Guschigk
Test Automation Engineer, Quality Assurance Consultant
Experience
Test Automation Engineer, Quality Assurance Consultant
T-Systems
- Poliks - State Police System for information, communication, and case processing, plus other state variants (ViVa, Bravo, Customs)
- Developed a test framework for test automation to replace an existing proprietary test client for new developments, ensuring easy maintenance and simple extensibility for new technologies
- Designed the architecture
- Implemented the architecture
- Proof of concept by migrating existing test cases into the new test framework
- Platform: C#, .NET, Jira, XRay, Confluence, Playwright, Selenium, UI Automation, Appium, HTML, Git, VMWare, Windows 11, Linux
Lead Quality and Test Manager
Dataport AöR
- Phoenix – Strategic open source initiative for public administration
- Created test concepts, management, coordination, and resource planning for various test activities such as test automation, load and performance testing, manual and exploratory tests
- General quality assurance of functional requirements and processes, process development and process definition
- Liaison with clients and stakeholders, quality assurance of requirements, personnel responsibility
- Platform: C#, .NET, Ranorex, Jira, TM4J, Confluence, ARIS, Kanban (with Flight Level 2 boards), Open Exchange, NextCloud, OnlyOffice, Ceph, Amazon S3 AWS, Jitsi, Element, MS Visio, OpenProject, XWiki, Playwright, Postman
Lead Quality and Test Manager
Dataport AöR
- PERLE – Project for renewing dispatch centers for fire and police
- Designed quality and test management for the ELS (dispatch center) software
- Infrastructure planning, test planning, resource planning, personnel selection, and staff responsibility
- Created test metrics and test analyses
- Integrated the tools used (Ranorex, Jira, TM4J) through custom plugins
- Coordination with development teams, test automation engineers, and client test management
- Coaching and knowledge transfer
- Platform: C#, Java, .NET, Ranorex, Jira, TM4J, Jenkins, Confluence, REST API (Jira, TM4J), JFrog Artifactory, Bitbucket, Git, Scrum, Kanban
Test Automation Engineer
IT Kooperation Der Polizei – Standort Polizei Hamburg
- Security checks
- Automated testing of the GUI interfaces and backend processes of the security checks for automatic acceptance of technical releases
- Used agile methods (SCRUM) for project organization within the IT cooperation of the states Hamburg, Thuringia, Hesse, Brandenburg, and Baden-Württemberg
- Platform: Ranorex Studio, Ranorex WebTestit, Ranorex Selocity, C#, .NET, SPIRA, Oracle, Scrum
Quality Manager, SCRUM Coach, Project Manager
Dataport AöR
- Government Gateway
- Quality management and quality assurance in the Government Gateway portal for the states Hamburg, Schleswig-Holstein, and Saxony-Anhalt
- Style guide reviews, functional/non-functional tests
- Created specifications to support product managers
- Supported SCRUM methodology
- Project management for the shutdown of the old Government Gateway
- Platform: Windows 7 & 10, C#.NET, TFS, Ranorex Studio, MS Office 2012, Lync, Kanban, Scrum
Lead Test Manager, Product Owner
Tui Cruises
- Web portal and terminal portal <Check-In 2.0>
- Porting and extending the web booking portal , where cruise guests can book individual services for their trip
- Providing a solution for guest check-in before the start of a trip and related adjustments to the terminal check-in components and ship access
- Planning (scope and schedule) of functional tests, supervising functional testers
- Ticket creation and tracking, gathering new requirements, planning retests
- Providing metrics and reports to project management
- Communication and issue resolution with service providers
- Platform: Windows 7 & 10, iOS, Android, Smartsheet, Jira, MS Office 2012, MXP and Resco back-end systems
- Methodologies: RUP (cyclical iterative) as well as Scrum and Kanban
- Project language: German and English
Requirements Engineer, Product Owner, Quality Manager, Test Automation Engineer
Baumarkt Direkt
- NeedIT / ProCEEd – ERP software
- Replacing the IT provided by the parent company with an in-house decentralized ERP solution including supply chain management, online shop, and call center
- Working in the APM (requirements/process management) department as a requirements engineer/product owner
- Leading the fraud prevention project
- Responsible for test management of the CEE (ERP) and LXN (supplier extranet) systems and the interfaces to the parent company OTTO
- Conducting workshops, creating process chains and requirement specifications on topics of e-commerce, logistics, and supply chain management
- Coordination with the parent company (Otto Group), developing test processes and test strategy, writing test cases
- Managing the functional tests in V-Model, RUP and Scrum methodologies
- Platform: Windows 7, MS Server 2012, MS SQL Server 2012, Comarch ERP Enterprise Architect, Signavio, Klaros Testmanagement, HP ALM, Redmine, MS Visio 2010, Confluence, Jira, UML, BPMN, Java, MS Office 2010, XML, XSLT, Eclipse, Maven, JUnit, Selenium, Sikuli, Tosca Testsuite, SoapUI
Test Manager, Tester, Quality Manager
Olympus Surgical Technologies Europe
- OQM – Operational Quality Management
- Test and quality manager for VMC-3 and VNS – software components for recording video and audio from user-defined sources
- Conducting acceptance tests (OAT – Operational Acceptance Test) as well as exploratory tests
- Ensuring quality of test documentation by comparing with international medical standards and other processes (e.g. lessons learned)
- Platform: Windows 7 Embedded, MS Server 2012, MS SQL Server 2008, MS SQL Server 2012, Acronis True Image, Perforce, Redmine, Test Complete
- Project language: English
Test Manager, Tester, Quality Manager
Olympus Surgical Technologies Europe
- Endoalpha / Endobase
- Test and quality manager for Endobase 13 – software for visualizing imaging procedures in medical endoscopy
- Setting up complex test environments that mimic typical hospital settings, including hospital information systems and PACS/image archive systems, and connecting various Olympus devices
- Planning the testing of Endobase 13 within this test environment
- Executing tests as black-box and white-box tests as well as exploratory tests
- Ensuring quality of test documentation by comparing with international medical standards and other processes (e.g. lessons learned)
- Platform: Windows XP, Windows 7, Windows 8, MS Server 2008 R2, MS Server 2012, MS SQL Server 2008, MS SQL Server 2012, Acronis True Image, Perforce, Redmine, Trac, VM Workstation 9.0, Enterprise Architect 9.0, PACS, DICOM, HL7
- Project language: English
Business Analyst
Iconic GmbH
- E-balance sheet
- Business analysis to convert accounting to meet e-balance sheet requirements (accounts, presentation, migration) for the reference years 2012 and 2013
- Analyzing e-balance sheet requirements, determining the effort to map balance sheet accounts to the e-balance sheet taxonomy, and outlining necessary adjustments for integration into accounting
- Platform: Windows XP, Windows 7, Lexware Financial Office, MS Office
Project Manager, Quality Manager (Requirements), Test Manager
Spri GmbH
- Trading platform / SEPA integration
- Quality manager and system/acceptance test coach
- Quality management and coaching of the acceptance test for an internet trading platform for order planning, order processing, order tracking for mid-sized companies / merchants
- Alignment of SEPA payment transaction requirements with the trading platform and creation of the requirements to integrate the SEPA procedure
- Creation of test cases and execution of quality management for the SEPA integration
- Platform: Apache / Tomcat, web browsers, UML (use cases, state diagrams), EPC (ARIS), HP Quality Center / ALM, SilkPerformer, Selenium, Java, SQL Server 2008
Quality Manager, Requirements Engineer, Product Owner
Philips Medical Systems DMC Hamburg Research & Development
- X-ray generator RICARD
- Responsible for requirements management (hardware, software)
- Planning and execution of requirements creation for an X-ray generator based on CMMI, FDA, FMEA and IEC and DIN standards for medical use
- Creation of standard-compliant documents, monitoring of standards guidelines
- Coordination of requirements with the development team and test team, conducting workshops
- Platform: RUP, V-Model, UML, state machines, IBM Rational ClearCase, IBM Rational ClearQuest, IBM Rational RequisitePro, C/C++, IBM Rational Architect RTE, MS Office 2007
- Project language: English
Project Manager, Quality Manager, Test Manager, Tester
Iconic GmbH
- Document archive
- Migration of the document archive from C++ to C# .NET
- Migration of all components of the archive solution from C++ to C#, including database access components from C++/ODBC to C#/ADO.NET
- Code coverage analysis, testing (unit test, coded UI test, fast-forward testing, integration test, system test, acceptance test, regression test) and rollout
- Platform: C++, C++/CLI, C#, .NET 4.0, ASP.NET, ADO.NET, TPL.NET, UML, MS Visual Studio 2010, MS Team Foundation Server, MS Test Pro 2010
Tester, Product Owner, Software Architect
Iconic GmbH
- Smartphone apps
- Development of apps based on the Samsung mobile platform
- Portal for selling leftover tickets for events in the entertainment sector
- Gathering specifications (story card method), creating app design, aligning the app design, implementation, testing (unit test, integration test, system test, field test) and publication
- Platform: Eclipse, Java, J2ME, MIDP/MIDlet, Samsung Mobile SDK, web services, XML, Objective C, iOS 4.x, Android 2.x
Project Manager, Quality Manager, Test Manager, Tester, Coach
Lap Laser GmbH
- RDMS – real-time capture and visualization of laser measurement data
- Planning, design, development of an OO architecture as a guide for further development, implementation of domain components, code review, rollout, architecture coaching
- Overall management of adaptation based on SCRUM, completion and stabilization of the architecture (based on TDD)
- Conducting unit tests, integration tests, system tests, field tests, regression tests
- Platform: Windows, C++/C#, .NET, UML, OOA, OOD, ORM, XML, XAML, XPS, XSD, SOA, web services, STL, OO design patterns, Interbase, Firebird, MSSQL Server, Oracle, PostgreSQL, Power Designer, Subversion, CVS, unit tests (NUnit)
Project Manager, Quality Manager
Lap Laser GmbH
- RDMS – real-time capture and visualization of laser measurement data
- Reengineering of an existing automotive application with the goal of building an object-oriented modular system for capturing and visualizing laser measurement data
- Conducting and documenting workshops at the client site (story card method)
- Requirements management (recording current state, defining target state), drafting specifications, SWOT analysis, creating layouts for corporate design
- Designing architecture (SOA, SaaS, OO) and detailed conceptual design
- Developing a prototype in C#/.NET to test real-time requirements, implementing the core system and client/server communication, code review
- Platform: Windows, C++, C++/CLI, C#, .NET, UML, OOA, OOD, ORM, XML, XAML, XPS, XSD, SOA, WebServices, SOAP, STL, OO-Design Pattern, WPF, WinForms, WCF, Firebird, Power Designer
Project Manager, Quality Manager, Tester, Software Architect
Iconic GmbH
- Document archive
- Extending the company's document archive with special search functions, distribution and access statistics, and keyword management services
- Specification of new use cases, defining objectives, budgeting and scheduling, business design, IT design (including architecture)
- Implementation, testing and acceptance, user training
- Platform: Windows XP, Apache Tomcat, Mod-Mono-Server, Java, J2EE, Swing, Javascript, C++, C++/CLI, C#, ASP.NET, Sybase, PowerDesigner, CGI, HTML, XML
Project Manager, Business Analyst, Software Architect
Deutsche Genossenschafts-Hypothekenbank
- Framework syndicated loans: integrating the syndicated loans from SAP (BCA) into the data warehouse
- Data warehouse delivery: designing the process to switch data delivery to the data warehouse based on delta records using standardized methods
- Business design for the data warehouse, adapting the data model, budgeting and scheduling, interface validation, implementation, code review, testing
- Designing necessary processes including standardization of delivery models, identifying and specifying modules
- Platform: Sun Solaris, SAS Base, ETL process, SAP (BCA), Visual Basic, OOA (Designpattern)
Project Manager, Business Analyst, Software Architect
Bechtle GmbH IT-Systemhaus
- Creating an application and system architecture to replace decentralized printer systems for label creation with a standardized, rollout-ready process (client: machine manufacturer)
- Designing the logistics processes needed to manage the rollout of point-of-sale terminals and supporting them with IT tools (client: service provider)
- Specifying use cases, identifying stakeholders and business processes, business design, IT design (including architecture model)
- Identifying and analyzing interfaces as well as required hardware and software components
- Risk analysis, budgeting and scheduling
- Platform: Sun Solaris, Oracle 10g, C++, Javascript, HTML, Windows DDK, Windows XP, MS Access, VBA
Coach, Trainer
Otto GmbH & Co KG Hamburg
- IBM ViaVoice training – planning, preparation and delivery of training for employees using the dictation software IBM ViaVoice 10.0
- Designing the training, creating training materials, delivering the training
- Platform: Windows NT, IBM ViaVoice
Project Manager, Business Analyst, Quality Manager, Software Architect, Tester
VR Kreditwerk Hamburg-Schwäbisch Hall AG
- Year-end / balance sheet attachments: Creation of the balance sheet attachments required as part of the annual financial statements based on SAS reporting
- Data warehouse interfaces: Design and implementation of an automated process for field-level analysis of existing interfaces
- Securities business: Design and implementation of the connection of the SCD securities database to the data warehouse using SAS
- Gathering business requirements, designing list layouts, business concept, IT concept, implementation, code review, testing and coordination
- Identification of target criteria, result types, stakeholders, parser concept, and presentation of results
- Platform: Sun Solaris, SAS Base, ETL process, C++ (parser), Oracle 10g, Visual Basic, EAI
Project Manager, Business Analyst, Software Architect, Tester
Bechtle GmbH IT-Systemhaus
- Design and programming of access protection for equipment documentation for service and maintenance (Client: power plant manufacturer)
- Design and programming of a medical error database for legal processing and archiving of medical errors (Client: university hospital)
- Creation of an architecture to control data flow over the USB interface at the driver level on Windows XP (Client: insurance company)
- Identification of use cases and stakeholders, creation of business and IT concepts, implementation, code review, testing, coordination, rollout, support, creation of user manual
- Risk analysis, budget planning
- Platform: Windows XP, Windows DDK, C++/C#, .NET 1.0, Design Patterns, MS Access, VBA, VB.NET, MS SQL Server
Project Manager, Quality Manager, Business Analyst, Software Architect, Tester
VR Kreditwerk Hamburg-Schwäbisch Hall AG
- SAS porting IBM-HOST / SUN: Design and implementation of the substitution of VSAM files and porting of SAS program sources
- Reporting: Design and implementation (SAS) of an obligation list according to §19,2 KWG and a risk-weighted assets statistic
- Identification of interfaces, stakeholders, and use cases, creation of business and IT concepts, implementation, code review, testing and coordination
- Budget and schedule planning, rollout
- Platform: Sun Solaris, z/OS, MVS, TSO, SAS Base, ETL process
Business Analyst, Software Architect, Tester
VR Kreditwerk Hamburg-Schwäbisch Hall AG
- SAP integration for creating liquidity principle I/II via SAS data warehouse
- Creation of business and IT concepts, coordination of concepts with the business unit, implementation, testing, rollout, scheduling
- Platform: z/OS, MVS, TSO, SAS Base, COBOL II
Project Manager, Business Analyst, Software Architect
Spri GmbH
- Design of an e-commerce website (product presentation, ordering, order confirmation, order tracking) for a mid-sized trading company
- Identification of use cases and stakeholders, creation of business and IT concepts, creation of the architecture model
- Development of the website framework as a prototype, specification of required hardware and software components
- Budget, schedule, and resource planning
- Platform: Windows XP, Linux, Apache, HTML, JavaScript, Java (MS J++), MySQL, UML
Subproject Manager, Business Analyst, Software Designer
VR Kreditwerk Hamburg-Schwäbisch Hall AG
- Project RUDI (All about Real Estate): front- and back-office architecture design for loan processing and for connecting cooperative data centers
- Identification of use cases, stakeholders, sponsors, and interfaces
- Creation of an architecture model for front and back office, model validation
- Planning of a multi-tenant data center operation, creation of business process models, presentation
- Budget, schedule, and resource planning
- Platform: Windows, OS/2, z/OS, Sun Solaris, C/C++, IDMS, Sybase, Oracle, DB2, COBOL, Unix shell scripts, Power Designer, UML
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (10 years), Government and Administration (8.5 years), Retail (4 years), Banking and Finance (4 years), Healthcare (3.5 years), and Manufacturing (3.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Quality Assurance (19.5 years), Information Technology (17 years), Project Management (13 years), Product Development (8.5 years), Supply Chain Management (3 years), and Business Intelligence (1.5 years).
Summary
I have strong expertise in test automation and quality assurance, built over many years in various industries including public administration, medical technology, finance, and ecommerce. I specialize in creating and implementing robust test frameworks and architectures while ensuring smooth integrations of new methodologies and technologies.
I focus on delivering clear, maintainable solutions that improve quality and efficiency. My extensive experience in test management, requirements engineering, and agile coaching has allowed me to drive improvements across projects and support teams effectively.
Skills
Methods / Tools (Quality / Test Management)
Methods
- Agile Software Development
- Scrum, Sprint, Story Card, Kanban
- Alm (Application Lifecycle Management)
- Test Driven Development (Tdd)
- Behavior Driven Development (Bdd)
- Fast-forward Testing
- White-box Testing
- Black-box Testing
- Rational Unified Process (Rup)
- V-model, W-model, V-model Xt
- Cmmi, Xp, Rad
Tools
- Aris / Aris Express
- Hp Quality Center, Hp Alm, Tosca Test Suite
- Sikuli, Ranorex Studio, Ranorex Webtestit
- Silkperformer, Selenium
- Ibm Rational Clearcase, Ibm Rational Clearquest, Ibm Rational Requisitepro
- Trac, Redmine
- Ms Team Foundation Server, Ms Test Professional 2010
- Borland Together
- Powerdesigner, Enterprise Architect
- Subversion, Cvs, Pvcs, Bitbucket, Git, Jfrog Artifactory, Perforce
- Jenkins, Unit Testing (Nunit, Visualnunit)
- Jira, Tm4j, Xray, Confluence
Methods / Tools (Project Management)
Methods
- Project And Team Organization
- Process Design / Optimization
- Project Structuring And Target Documentation
- Scheduling And Timeline Planning
- Wbs Trees, Network Planning Techniques (Vkn, Vpn, Ekn)
- Resource, Capacity, And Cost Planning
- Risk Management
- Milestone Trend Analyses (Mta)
- Reporting And Project Presentation
- Agile Software Development
- Scrum, Sprint, User Stories, Story Card
- Rational Unified Process (Rup)
- V-model, W-model, V-model Xt
- Uml, Bpmn, Use Cases
- Cmmi, Tmmi, Tpi, Step, Spice, Xp, Rad
Tools
- Ms Powerpoint
- Ms Project (Current 2010)
- Ms Visio (Current 2012)
- Mindmanager Pro X5
- Augeo Project Portfolio Management
- Consideo Process Modeler
Key Functional Areas
- Project Management
- Quality Management
- Requirements / Requirements Management
- Scrum Master, Product Owner
- Test Management / Design / Analysis
- Concepts, Functional Specifications, Requirements Specifications
- It Architecture (General)
- Process Analysis, Design, And Optimization
- Electronic Document Management
Other Skills And Knowledge
- Experience Conducting Workshops And Seminars
- Experience Organizing Press Events
- Speaking Experience (In Front Of Large Audiences / At Local / International Trade Shows)
- Trade Show Experience As An Exhibitor (Cebit, Systems)
Languages
Education
University of Hamburg
Diploma in Computer Science with a specialization in Business Administration · Computer Science / Business Administration · Hamburg, Germany
Certifications & licenses
iSQI Accredited Quality Manager
iSQI
Certified Bvsi Senior Consultant
bvsi
Internet Officer for E-commerce
IHK
Ireb Certified Professional For Requirements Engineering
Istqb Certified Agile Tester
Istqb Certified Test Manager
Istqb Certified Tester
Professional Scrum Master
Scrum.org
Professional Scrum Product Owner
Scrum.org
Project Management in the Company
IHK
Qamp Certified Quality Assurance Management Professional
Profile
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