Python Engineer and Cloud Migration Consultant

Collaborated with T-Systems International (TSI) and the European Central Bank (ECB) on a complex legacy timeseries aggregation project migration to Python 3. Orchestrated and executed this multi-phased initiative spanning various ECB business units.

• Supervised and provided leadership, training and mentorship to a diverse team comprising 20+ members like Data Scientists, Data Engineers, Python Developers, Automation Test Engineers, and Trainees.
• Planned, implemented and tested components of the project's shared core libraries to retrieve, aggregate and correct a continuous stream of data.
• Successfully migrated legacy code (FAME) to a new Python 3 framework. Integrating over ten ECB business units and more than 50 data aggregation and manipulation oriented subprocesses into the new framework.
• Acquired proficiency in the legacy FAME 4GL language and successfully streamlined its code for migration to the new framework.
• Sprint planning and execution in close collaboration with the ECB stakeholders.
• Acted as the primary liaison between the TSI program management and our Process Team, facilitating communication and alignment.
• Ensured effective coordination with parallel teams both within the project and the ECB.
• Demonstrated agility by continuously enhancing the core Python library to meet demanding development timelines and requirements.
• Monitored and optimized services deployed on Kubernetes, overseeing the planning and execution of release cycles in collaboration with the ECB counterparts.
• Established project developer training sessions for over 80 developers and enforced coding standards for our development teams.
• Developed detailed code handover documentation for ECB users and conducted comprehensive theoretical and practical training sessions. Ensured a smooth transition to the new framework and aggregation code system by equipping business users with the necessary knowledge and skills.
• Conducted onsite alignment, training, and handover sessions at the European Central Bank in Frankfurt.
• Exhibited unwavering commitment to meeting project deadlines, often going above and beyond with extended work hours as needed.
• Organized and led team meetings and events across Germany and Austria, fostering team cohesion during remote work periods.

Python3, Pandas, Numpy, Numba, Pydantic, Pytest, MyPy, Git, GitLab, CI/CD, Kuberentes, Jira, JupyterHub, FAME 4GL (Timeseries)

• Leading a team of three dedicated employees in delivering high-quality data engineering solutions to clients.
• Developed and implemented data engineering strategies and solutions to meet client requirements.
• Managed business operations, including budgeting, client acquisition, and project management.

Maintaining, extending and refactoring Python and Django backend projects for:

• Mercedes-Benz - A customer training platform backend and API for a React frontend - Use of Elasticsearch and customization of the Django application to build an editor publishing workflow with custom defined training contents
• USM - A Django based webshop with reporting dashboards and campaign sites built with DjangoCMS and React
• Deutsche Bahn - Multiple campaign sites like "DB - Das ist Grün"

Python, Django, DRF, pytest, Elasticsearch, Docker, NodeJS, Typescript, React

• Website Administrator and Developer (PHP, Magnolia Java - JSP)
• RPG Developer (IBM AS/400 Systems)
• Windows (2003/2008) Domain Engineer / Support
• Onsite 1st /2nd / 3rd Level Support