ALDI DX, INTERNATIONAL DATA & ANALYTICS - Delivered analytical solutions for logistics performance, improving transparency of warehouse KPIs and enabling data-driven management.
ALLIANCE AUTOMOTIVE GROUP - Led an analytics initiative to improve product availability by identifying customer-driven demand patterns; defined recommendations and process for assortment optimization.
various
3 Jahre 7 Monate
2020-03 - 2023-09
Supporting the migration to a data mesh architecture
Senior Data Analytics Consultant
Senior Data Analytics Consultant
Served as the key analytics consultant for the MOBILE. DE/EBAY Transactional Services business unit.
Played a strategic role in initiatives such as implementing new web tracking, supporting the migration to a data mesh architecture, and shaping the analytics roadmap.
Analyzed customer journeys and behavioral patterns, measuring retention, engagement and conversion across user cohorts to inform product decisions.
Collaborated with product, marketing and UX teams to optimize digital experiences, identify growth opportunities and drive experimentation through A/B tests, user surveys and CRO audits.
Developed KPI frameworks and reporting to enhance visibility into product performance and support product development.
PEAKS & PIES GMBH
Hamburg/Berlin
10 Monate
2019-05 - 2020-02
SABBATICAL
dedicated time off for travel and personal development
1 Jahr 11 Monate
2017-06 - 2019-04
Matrix organization
Data Analyst
Data Analyst
Digital Excellence Division
Led the Analytics skill group in a matrix organization, providing technical direction and stakeholder guidance.
Owned the project to build a Marketing Data Hub: requirements, MVP, reporting, enablement and training for data-driven marketing.
Executed a diverse range of analytics use cases, including customer journey and customer lifetime value analyses, profiling, and other e-commerce & web analyses.
Provided expert consulting in analytics, BI and digital business; contributed to comprehensive ecommerce analysis initiatives.
OTTO (GMBH & CO KG), , Retail and Services Group
Hamburg
4 Jahre 3 Monate
2013-03 - 2017-05
Group Business Intelligence
Data Architect
Data Architect
Played a key role in a group-wide digital analytics initiative, defining and overseeing the implementation of e-commerce tracking for 100+ web shops and ensuring a reliable data foundation.
Served as Technical Project Owner for the development of a group-wide e-commerce reporting system.
Contributed to the creation of an innovative real-time visualization application for e-commerce performance.
Performed advanced analytics, visualization and reporting for various departments and the Management Board.
Actively supported the establishment of the group?s Big Data infrastructure: tool introduction, data structures, pipelines.
OTTO (GMBH & CO KG), Retail and Services Group
Hamburg
2 Jahre 6 Monate
2010-09 - 2013-02
Development of the enterprise data warehouse
Business Intelligence Developer
Business Intelligence Developer
Performed data analysis and supported multiple departments, strengthening data-driven decision-making across the organization.
Managed and optimized the reporting infrastructure, improving accessibility and reporting efficiency.
Contributed to the development of the enterprise data warehouse by defining data structures, models and processing pipelines.
BLAU MOBILFUNK GMBH
Hamburg
5 Monate
2010-04 - 2010-08
e-commerce IT project management
Working student
Working student
OTTO (GMBH & CO KG), Retail and Services Group
Hamburg
Aus- und Weiterbildung
Aus- und Weiterbildung
8 Jahre 1 Monat
2002-08 - 2010-08
BUSINESS INFORMATION SYSTEMS
DIPLOMA (2.1), University of Hamburg
DIPLOMA (2.1)
University of Hamburg
Major: Business Informatics & Software System Technology
Minor: Mathematics
1 Jahr
2001-08 - 2002-07
School Education
UNIVERSITY ENTRANCE QUALIFICATION, Business High School Hamburg
UNIVERSITY ENTRANCE QUALIFICATION
Business High School Hamburg
Position
Position
PRINCIPAL DATA ANALYST
Kompetenzen
Kompetenzen
Top-Skills
* Data AnalyticsBusiness IntelligenceDigital AnalyticsTableauSQLPythonData EngineerDatenmanagementWebAnalyseLookerMS Power BIGoogle CloudAzureDatabricksBigQueryReportingGoogle AnalyticsGoogle Tag ManagerOptimizelycustomer journeyA/B TestingCROAI
Schwerpunkte
DATA & DIGITAL ANALYTICS
APPLIED AI
BI
DATA ENGINEERING & STRATEGY
Produkte / Standards / Erfahrungen / Methoden
Profile
15+ years of experience in Data Analytics and BI, combining strong analytical depth, technical expertise and business acumen.
Strong track record in consulting, project management and leadership, delivering measurable impact across digital business, e-commerce and logistics.
Advanced skills in BI tools, SQL, Python and cloud analytics; experienced working with complex, large-scale data ecosystems.
Growing focus on Applied AI, integrating machine learning and AI-driven methods into analytical workflows and digital business use cases.
Known for dedication, reliability and collaborative problem-solving, with the ability to rapidly understand complex systems and deliver value.
Tools & Platforms
Spark
Kafka
Hadoop
Elasticsearch
BI & Analytics:
Tableau
Looker
Data Studio
Power BI
Spotfire
Cloud:
GCP
Azure
Web Analytics:
GA
GTM
Webtrends
Optimizely
ETL:
dbt
Talend
Programmiersprachen
SQL
Python
JavaScript
D3.js
Bash
PL/SQL
MDX
Java
Scala
Datenbanken
BigQuery
Databricks
Exasol
Hive
MongoDB
Postgres
Teradata
MS SQL Server
Einsatzorte
Einsatzorte
Hamburg (+300km) Berlin (+100km)
Deutschland, Schweiz, Österreich
möglich
Projekte
Projekte
2 Jahre
2024-01 - heute
INTERNATIONAL DATA & ANALYTICS
FREELANCE PRINCIPAL DATA ANALYST
FREELANCE PRINCIPAL DATA ANALYST
ALDI DX, INTERNATIONAL DATA & ANALYTICS - Delivered analytical solutions for logistics performance, improving transparency of warehouse KPIs and enabling data-driven management.
ALLIANCE AUTOMOTIVE GROUP - Led an analytics initiative to improve product availability by identifying customer-driven demand patterns; defined recommendations and process for assortment optimization.
various
3 Jahre 7 Monate
2020-03 - 2023-09
Supporting the migration to a data mesh architecture
Senior Data Analytics Consultant
Senior Data Analytics Consultant
Served as the key analytics consultant for the MOBILE. DE/EBAY Transactional Services business unit.
Played a strategic role in initiatives such as implementing new web tracking, supporting the migration to a data mesh architecture, and shaping the analytics roadmap.
Analyzed customer journeys and behavioral patterns, measuring retention, engagement and conversion across user cohorts to inform product decisions.
Collaborated with product, marketing and UX teams to optimize digital experiences, identify growth opportunities and drive experimentation through A/B tests, user surveys and CRO audits.
Developed KPI frameworks and reporting to enhance visibility into product performance and support product development.
PEAKS & PIES GMBH
Hamburg/Berlin
10 Monate
2019-05 - 2020-02
SABBATICAL
dedicated time off for travel and personal development
1 Jahr 11 Monate
2017-06 - 2019-04
Matrix organization
Data Analyst
Data Analyst
Digital Excellence Division
Led the Analytics skill group in a matrix organization, providing technical direction and stakeholder guidance.
Owned the project to build a Marketing Data Hub: requirements, MVP, reporting, enablement and training for data-driven marketing.
Executed a diverse range of analytics use cases, including customer journey and customer lifetime value analyses, profiling, and other e-commerce & web analyses.
Provided expert consulting in analytics, BI and digital business; contributed to comprehensive ecommerce analysis initiatives.
OTTO (GMBH & CO KG), , Retail and Services Group
Hamburg
4 Jahre 3 Monate
2013-03 - 2017-05
Group Business Intelligence
Data Architect
Data Architect
Played a key role in a group-wide digital analytics initiative, defining and overseeing the implementation of e-commerce tracking for 100+ web shops and ensuring a reliable data foundation.
Served as Technical Project Owner for the development of a group-wide e-commerce reporting system.
Contributed to the creation of an innovative real-time visualization application for e-commerce performance.
Performed advanced analytics, visualization and reporting for various departments and the Management Board.
Actively supported the establishment of the group?s Big Data infrastructure: tool introduction, data structures, pipelines.
OTTO (GMBH & CO KG), Retail and Services Group
Hamburg
2 Jahre 6 Monate
2010-09 - 2013-02
Development of the enterprise data warehouse
Business Intelligence Developer
Business Intelligence Developer
Performed data analysis and supported multiple departments, strengthening data-driven decision-making across the organization.
Managed and optimized the reporting infrastructure, improving accessibility and reporting efficiency.
Contributed to the development of the enterprise data warehouse by defining data structures, models and processing pipelines.
BLAU MOBILFUNK GMBH
Hamburg
5 Monate
2010-04 - 2010-08
e-commerce IT project management
Working student
Working student
OTTO (GMBH & CO KG), Retail and Services Group
Hamburg
Aus- und Weiterbildung
Aus- und Weiterbildung
8 Jahre 1 Monat
2002-08 - 2010-08
BUSINESS INFORMATION SYSTEMS
DIPLOMA (2.1), University of Hamburg
DIPLOMA (2.1)
University of Hamburg
Major: Business Informatics & Software System Technology
Minor: Mathematics
1 Jahr
2001-08 - 2002-07
School Education
UNIVERSITY ENTRANCE QUALIFICATION, Business High School Hamburg
UNIVERSITY ENTRANCE QUALIFICATION
Business High School Hamburg
Position
Position
PRINCIPAL DATA ANALYST
Kompetenzen
Kompetenzen
Top-Skills
* Data AnalyticsBusiness IntelligenceDigital AnalyticsTableauSQLPythonData EngineerDatenmanagementWebAnalyseLookerMS Power BIGoogle CloudAzureDatabricksBigQueryReportingGoogle AnalyticsGoogle Tag ManagerOptimizelycustomer journeyA/B TestingCROAI
Schwerpunkte
DATA & DIGITAL ANALYTICS
APPLIED AI
BI
DATA ENGINEERING & STRATEGY
Produkte / Standards / Erfahrungen / Methoden
Profile
15+ years of experience in Data Analytics and BI, combining strong analytical depth, technical expertise and business acumen.
Strong track record in consulting, project management and leadership, delivering measurable impact across digital business, e-commerce and logistics.
Advanced skills in BI tools, SQL, Python and cloud analytics; experienced working with complex, large-scale data ecosystems.
Growing focus on Applied AI, integrating machine learning and AI-driven methods into analytical workflows and digital business use cases.
Known for dedication, reliability and collaborative problem-solving, with the ability to rapidly understand complex systems and deliver value.
Tools & Platforms
Spark
Kafka
Hadoop
Elasticsearch
BI & Analytics:
Tableau
Looker
Data Studio
Power BI
Spotfire
Cloud:
GCP
Azure
Web Analytics:
GA
GTM
Webtrends
Optimizely
ETL:
dbt
Talend
Programmiersprachen
SQL
Python
JavaScript
D3.js
Bash
PL/SQL
MDX
Java
Scala
Datenbanken
BigQuery
Databricks
Exasol
Hive
MongoDB
Postgres
Teradata
MS SQL Server
Vertrauen Sie auf Randstad
Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung