freiberufler Software Test Manager / Data Scientist auf freelance.de

Software Test Manager / Data Scientist

zuletzt online vor 1 Tagen
  • 95€/Stunde
  • 10435 Berlin
  • Nähe des Wohnortes
  • pt  |  de  |  en  |  fr  |  it  |  es
  • 04.08.2025
  • Contract ready

Kurzvorstellung

Data Scientist with strong software engineering background (15+ years) and management (10+ years) experience across railway, automotive, and medical industries. Now focused on ML, AI, and data engineering solutions.

Geschäftsdaten

 Freiberuflich
 Steuernummer bekannt
 Berufshaftpflichtversicherung aktiv

Qualifikationen

  • C# Developer11 J.
  • Data Science
  • Large Language Models
  • Projektmanagement (IT)3 J.
  • Python
  • Softwaretester11 J.
  • SQL11 J.
  • Teamleiter IT10 J.
  • Teamleiter Softwaretesting10 J.
  • Test Management10 J.

Projekt‐ & Berufserfahrung

System Integration Manager (Festanstellung)
Thales Deutschland GmbH, Berlin
2/2021 – 6/2024 (3 Jahre, 5 Monate)
Bahnindustrie
Tätigkeitszeitraum

2/2021 – 6/2024

Tätigkeitsbeschreibung

• Led the system integration of a railway signalling system (SIL 4), in compliance with CENELEC standards.
• Coordinated deliverables across system integration, validation, verification, and quality departments.
• Defined Agile milestones and test activities.
• Managed budget and stakeholder communication.
• Organized internal learning sessions and cross-team knowledge exchange.
• Tools & Technologies: ClearCase, ClearQuest, IBM Rational DOORS, Jira.

Eingesetzte Qualifikationen

Test Management, Projektmanagement (IT), Softwaretester, Teamleiter IT, Teamleiter Softwaretesting

Test Manager
Deuta-Werke GmbH, Berlin
8/2016 – 2/2021 (4 Jahre, 7 Monate)
Bahnindustrie
Tätigkeitszeitraum

8/2016 – 2/2021

Tätigkeitsbeschreibung

• Led the verification and validation of ETCS-DMI (Driver Machine Interface) software (SIL 0) for Siemens Mobility.
• Managed Agile teams of up to 15 people.
• Planned and coordinated test campaigns while ensuring traceability. Created and reviewed supporting documentation for test and validation activities.
• Managed CI/CD pipelines using GitLab and Jenkins for automated testing.
• Conducted internal workshops on Git and the in-house test automation system.
• Tools & Technologies: Robot Framework, Python, Git, GitLab, Jenkins, Jama, HIL.

Eingesetzte Qualifikationen

Softwaretester, Teamleiter IT, Teamleiter Softwaretesting, Test Management

Test Manager
Bombardier Transportation, Berlin
5/2014 – 6/2016 (2 Jahre, 2 Monate)
Bahnindustrie
Tätigkeitszeitraum

5/2014 – 6/2016

Tätigkeitsbeschreibung

• Led the test and verification of TCMS (Train Control & Management System) software for the Bombardier Talent 2 train family.
• Managed teams of up to 8 people.
• Planned and coordinated test campaigns and milestones, collaborating closely with project management, stakeholders, software developers, and specification engineers.
• Analyzed technical requirements, developed test specifications.
• Automated and executed test scripts, tracked bugs, and verified fixes.
• Tools & Technologies: Java, ClearCase, ClearQuest, Eclipse, Enterprise Architect, HIL.

Eingesetzte Qualifikationen

Teamleiter IT, Softwaretester, Teamleiter Softwaretesting, Technisches Testmanagement / Testkoordination, Test Automation, Test Management, Testdesign (IT), Testen, Tester (Sonstige)

Embedded Software Tester
Valeo Deutschland, Stuttgart
8/2011 – 4/2013 (1 Jahr, 9 Monate)
Automobilindustrie
Tätigkeitszeitraum

8/2011 – 4/2013

Tätigkeitsbeschreibung

• Tested embedded Top Column Module (TCM) software for Volkswagen AG.
• Analyzed technical requirements, developed test specifications, automated and executed test scripts, reported bugs, and verified fixes.
• Analyzed CAN and LIN bus communication to verify telegram structure, signal values, and system behavior.
• Ensured alignment with Automotive SPICE and V-Modell development standards.
• Tools & Technologies: Java, Tortoise SVN, CAN / LIN, IBM Rational DOORS, HIL, V-Modell, Automotive SPICE.

Eingesetzte Qualifikationen

Tester (Sonstige), IT Test Ingenieur, Softwaretester, Test Automation, Testdesign (IT)

C# and VB.NET Application Developer
Reimers und Janssen, Berlin
8/2010 – 2/2022 (11 Jahre, 7 Monate)
Gesundheitswesen
Tätigkeitszeitraum

8/2010 – 2/2022

Tätigkeitsbeschreibung

• Developed an internal production software supporting the full product life cycle of medical laser devices.
• Designed and maintained SQL database for testing and product data.
• Implemented programming and testing of PCBs and laser devices via microcontroller and serial interfaces.
• Created an Android app to interface with devices over Bluetooth, enabling firmware updates and report uploads.
• Tools & Technologies: C#, VB.NET, SQL, MS Access, XML, Visual Studio, Tortoise SVN.

Eingesetzte Qualifikationen

SQL, SQL-Datenbankadministrator, .NET-Entwickler, C# Developer, SQL Entwickler, Softwareentwicklung (allg.)

Zertifikate

Data Science Bootcamp Graduate
Data Science Retreat
2025

Ausbildung

Automation and Control Engineering
Bachelor of Science
Universidade Federal de Santa Catarina (UFSC)
2009
Florianópolis

Über mich

Besides my long experience as a manager, tester, developer I have recently completed an intensive full-time bootcamp (600h) focused on data science, machine learning, and AI systems in order to expand my qualifications in this exciting new field.

Weitere Kenntnisse

In my recently completed data science bootcamp I acquired hands-on skills in ML, data engineering, computer vision, neural networks, NLP, and large language models (LLMs).

My final project was an AI assistant for sustainability, using Retrieval-Augmented Generation (RAG) and large language models (LLMs) to support environmental product decisions in the construction sector.

I designed and built this full-stack system using FastAPI and PostgreSQL (+ pgvector), with a React frontend and a cloud-hosted GPU inference (RunPod).

Tools & Technologies: Python, FastAPI, PostgreSQL + pgvector, React, Docker, Git, cloud GPU (RunPod).

Persönliche Daten

Sprache
  • Portugiesisch (Muttersprache)
  • Deutsch (Fließend)
  • Englisch (Fließend)
  • Französisch (Fließend)
  • Italienisch (Gut)
  • Spanisch (Gut)
Reisebereitschaft
Nähe des Wohnortes
Arbeitserlaubnis
  • Europäische Union
Profilaufrufe
180
Alter
41
Berufserfahrung
15 Jahre und 7 Monate (seit 07/2010)
Projektleitung
10 Jahre

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