My Vita
FREELANCING PROJECTS
05/2024 - 02/2025
Refinement and implementation of a 50+ KPI external reporting setup
CLIENT: Solaris SE in Berlin | Financial Services & Banking Industry
GOAL & SUCCESS:
Complete the implementation of a comprehensive 50+ KPI reporting landscape within just four months
→ Delivered a fully operational reporting framework covering 600K+ customers and their card transactional data by the beginning of Q4 2024
→ Achieved successful validation and approval by all internal and external stakeholders
→ Secured the bank’s contractual guarantee agreements
TASKS:
- Effectively managed internal and external key stakeholders to gather, document, and oversee all KPI requirements
- Translated 50+ KPI specifications into SQL code, ensuring readiness for testing and seamless report integration
- Processed over 600K customer records and 1.7M+ card transaction data points using Snowflake
- Developed dbt models to integrate the reporting framework into the internal data infrastructure, enabling a fully automated monthly process
SKILLS USED:
Stakeholder & Project Management, SQL, Snowflake, dbt, Github, Confluence, Jira
09/2024
Analysis of domain name registration data
PERMANENT EMPLOYMENT
CLIENT: dotBerlin Gmbh & Co. KG in Berlin | Domain and Internet Services
GOAL & SUCCESS:
→ Successfully analysed 10 years of semi-structured legacy data on domain name registrations, creating a concise report to support forecasting of future registrations
TASK:
Analysed a decade of domain name registration data to identify trends and predict future registrations
SKILLS USED:
PostgreSQL, Relational Databases, MS Excel
08/2022 - 09/2023
Domain Lead – Growth Analytics
Solaris SE in Berlin |Financial Services & Banking Industry
- Conducting company key projects and leading them to success, e.g.
- integration of Deposit Guarantee Scheme (DGS) reporting layer
- Customer Uniqueness calculation logic
- Supporting data warehouse migration from AWS Athena to Snowflake - Management of all Growth-related requests involving request prioritization, planning resources and stakeholder communication
- Leading Growth Analytics tasks as vertical layer across different Data Team functions and involvement in important decision making
- Applying principles of Data Mesh as decentralized data architecture and foster data product driven company culture
07/2021 – 07/2022
Principle Data Analyst
Solaris SE in Berlin |Financial Services & Banking Industry
- Management of cross-functional projects and teams as well as coordination of needs by stakeholders across the company
- Gathering, refinement and documentation of requirements for large reporting and dashboard projects, including funnel views, product monitoring and customer analysis
- Development of novel KPIs for Business Units, analysis for product integrations
- Providing Tableau expertise inside and outside the Data Team
- Supporting Analytics Platform Team with development of dbt models for data warehouse in Snowflake
- Applying substantial knowledge of banking processes and products
09/2020 – 06/2021
Senior Data Analyst
Solaris SE in Berlin |Financial Services & Banking Industry
- Leading primary projects of core banking system migration:
- Regulatory reporting (e.g. 24C, Bista)
- AML monitoring integration and migrating to new reporting systems
- Refinement and adjustment of related processes - Development of datasets used for internal and regulatory reporting
- Creation of meaningful and insightful dashboards with Tableau Desktop and Tableau Server
- Onboarding of new team members and supervising working students
- Database querying with AWS Athena
10/2017 – 08/2020
Data Analyst
Solaris SE in Berlin |Financial Services & Banking Industry
- Generation and automation of recurring reports for internal stakeholders
- Development of dashboards using Sisense and Tableau for internal reporting
- Owning and overseeing the invoicing process of partners within the Data Team
- Database access with PostgreSQL
11/2016 – 09/2017
Business Intelligence Analyst
08/2016 – 10/2016
Business Intelligence Analyst Intern
MiNODES GmbH in Berlin | Marketing Technology (MarTech) Industry
- Using Tableau Desktop to visualize and analyze data
- Drawing useful insights for clients by creating interactive dashboards and analysis and publishing them via Tableau Server
- Day-to-day development on various products
- Quality assurance and testing processes
- Database access and maintenance with PostgreSQL
06/2015 – 07/2016
Scientist
Leibniz Institute for Tropospheric Research in Leipzig | Scientific Research Industry
- Designing and supervising experimental assemblies for ice nucleation experiments
03/2014 – 05/2015
Student Scientific Assistant at the cloud laboratory
Leibniz Institute for Tropospheric Research in Leipzig | Scientific Research Industry
- Performance of experiments on hygroscopic growth and activation of cloud droplets as well as immersion freezing behavior of various aerosol particles at LACIS (Leipzig Aerosol Cloud Interaction Simulator)
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