freiberufler Quality Assurance Consultant, Quality Assurance Specialist, Test Specialist, QA Mentor ( 18 years exp. ) auf freelance.de

Quality Assurance Consultant, Quality Assurance Specialist, Test Specialist, QA Mentor ( 18 years exp. )

offline
  • auf Anfrage
  • 12207 Berlin
  • National
  • de  |  en
  • 27.06.2025
  • Contract ready

Kurzvorstellung

As a freelance professional with now over 18 years of experience in quality assurance and testing, I can offer a lot of expertise in the QA area!

Geschäftsdaten

 Freiberuflich
 Steuernummer bekannt
 Berufshaftpflichtversicherung aktiv

Qualifikationen

  • Consulting
  • Continuous Integration
  • Manueller Tester IT-Qualitätssicherung13 J.
  • Qualitätsmanagement / QS / QA (IT)17 J.
  • Technisches Qualitätsmanagement / QS / QA
  • Technisches Testmanagement / Testkoordination
  • Test Automation17 J.
  • Test Management17 J.
  • Testdesign (IT)17 J.
  • Testen17 J.
  • Tester (Sonstige)17 J.
  • Usability Testing

Projekt‐ & Berufserfahrung

QA Lead / QA Manager
Kundenname anonymisiert, Berlin
6/2024 – offen (1 Jahr, 6 Monate)
IT & Entwicklung
Tätigkeitszeitraum

6/2024 – offen

Tätigkeitsbeschreibung

Streamlined quality assurance processes for a university application service
provider:
- Designed and implemented a comprehensive QA strategy to
enhance software reliability
- Built and trained a QA team to address project demands and
improve testing coverage
- Restructured existing workflows to optimize efficiency and identify
bottlenecks
o Example: Reduced defect resolution times by implementing
targeted regression testing
- Onboarded new software projects from a QA perspective:
o Created and executed detailed test cases
o Established automation frameworks to improve test
efficiency
- Conducted knowledge transfers to internal team members, ensuring
smooth project handovers
- Provided mentorship and training for team members, including
developers and testers, in QA methodologies
- Organized workshops and supported conference presentations to
promote QA best practices
- Defined and tracked KPIs and OKRs to measure team performance
and align with organizational goals

Eingesetzte Qualifikationen

Tester (Sonstige), Manueller Tester IT-Qualitätssicherung, Test Automation, Test Management, Testdesign (IT), Testen, Quality Assurance Engineer, Qualitätsmanagement / QS / QA (IT)

QA Lead / QA Manager (Festanstellung)
Bitgrip GmbH, Berlin
1/2021 – 5/2024 (3 Jahre, 5 Monate)
IT & Entwicklung
Tätigkeitszeitraum

1/2021 – 5/2024

Tätigkeitsbeschreibung

Improve the existing QA-Setup in a consulting agency
- resize team with 5 new members
- train and develop new full-time members from scratch
- analyze current workflows
eg: execution time for regression automated run from 8
hours to 20 min
- onboarding new projects in the QA aspect
setup QA workflows
create test cases
setup automation framework
- handover projects to new QA members
- enable and train team members in context of QA
developer and tester
- prepare workshops and support conference talks
- define KPIs and OKRs for the QA team

Eingesetzte Qualifikationen

Manueller Tester IT-Qualitätssicherung, Qualitätsmanagement / QS / QA (IT), Test Automation, Test Management, Testdesign (IT), Testen, Tester (Sonstige)

Head of Quality Assurance (Festanstellung)
iApps Technologies GmbH, Berlin
2/2020 – 1/2021 (1 Jahr)
IT & Entwicklung
Tätigkeitszeitraum

2/2020 – 1/2021

Tätigkeitsbeschreibung

Improve the existing manual QA-Setup
- resize team with 3 new members
- improve existing test case sets
- improve the workflows for releases and staging tests
- coordination and planning of the QA tasks
- personal responsibility for the QA team
- implement first steps for SCRUM and agile development
- setup Jira flows for the company
- define KPIs and reporting for the QA

Eingesetzte Qualifikationen

Tester (Sonstige), Manueller Tester IT-Qualitätssicherung, Softwaretester, Teamleiter Softwaretesting, Qualitätsmanagement / QS / QA (IT), Test Automation, Test Management, Testdesign (IT), Testen, Quality Assurance Engineer

Global Head of QA (Festanstellung)
Rocket Internet SE, Berlin
2/2012 – 2/2020 (8 Jahre, 1 Monat)
IT & Entwicklung
Tätigkeitszeitraum

2/2012 – 2/2020

Tätigkeitsbeschreibung

Build the complete QA department from the scratch
- resize team with up to 40 QA members
- personal responsibility
- hiring with over 500+ interviews
- train QA member for ISTQB or internal workshops about QA topics
- QA-Consulting for Rocket Ventures
o Build up QA teams and test setup
- Building up a monitoring team 24/7 for the ventures
- Setup automation frameworks with the team from the scratch
o Web and mobile automation

Eingesetzte Qualifikationen

Tester (Sonstige), Manueller Tester IT-Qualitätssicherung, Softwaretester, Teamleiter Softwaretesting, Qualitätsmanagement / QS / QA (IT), Test Automation, Test Management, Testdesign (IT), Testen, Quality Assurance Engineer

Tester / Team Lead (Festanstellung)
Jester Digital, Berlin
4/2008 – 2/2012 (3 Jahre, 11 Monate)
IT & Entwicklung
Tätigkeitszeitraum

4/2008 – 2/2012

Tätigkeitsbeschreibung

Software Testing and Team Lead WEB Team and QA dep. Lead

Eingesetzte Qualifikationen

Qualitätsmanagement / QS / QA (IT), Software Quality, Softwareentwicklung (allg.), Softwaretester, Test Automation, Test Management, Testdesign (IT), Testen, Tester (Sonstige)

Ausbildung

Fach Informatiker
Ausbildung
OSZ-KIM
2005
IT-SE
Ausbildung
Bosch Sicherheitssystem
2001

Über mich

Having successfully led QA projects for industry giants such as Rocket Internet or Jamba!, or as a consultant eg for Bitgrip.
From hands on testing in the area of manual testing up to create test cases also in the test automation field. Review your QA process and strategies or build your QA team new from the scratch.
Any QA topics? I can help you!

Weitere Kenntnisse

Key Skills:
QA / test managment
test case creation, maintenance, etc
QA / team managment, building, leading
QA / test strategy
QA KPI´s creation
OKR setup
frameworks like: karate, playwright, wdio, selenium, restassure, cucumber, capybara etc.
for web and mobile and api testing
tools like: postman, testlink, HPQC, Zepyhr, K6
manual testing, backend , frontend ( web and mobile )
optimize workflows and review current QA / testing flow´s

Persönliche Daten

Sprache
  • Deutsch (Muttersprache)
  • Englisch (Fließend)
Reisebereitschaft
National
Arbeitserlaubnis
  • Europäische Union
Home-Office
bevorzugt
Profilaufrufe
391
Alter
41
Berufserfahrung
18 Jahre und 7 Monate (seit 04/2007)
Projektleitung
17 Jahre

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