Data Engineering, Business Intelligence, Machine Learning
Aktualisiert am 15.06.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.09.2024
Verfügbar zu: 100%
davon vor Ort: 20%
DWH
Big Data Analytics
Python
BigQuery
Airflow
Tableau
Data Pipeline
Kubernetes
Docker
Data Architect
ETL
Apache Beam
English
fluent
French
Basic knowledge
Japanese
Basic knowledge

Einsatzorte

Einsatzorte

Hamburg (+50km)
möglich

Projekte

Projekte

2 Jahre 7 Monate
2021-12 - heute

Designing and establishing an ML Ops workflow

GCP Bigquery Kubeflow ...
  • Operationalizing ML models for real-time use cases

GCP Bigquery Kubeflow VertexAI Airflow (Cloud Composer) Docker Python
3 Jahre 5 Monate
2021-02 - heute

various Projects

Freelance Data Specialist
Freelance Data Specialist


6 Monate
2021-06 - 2021-11

Establishing a supply chain monitoring system

GCP Bigquery Apache Beam ...
  • Implementing APIs to all Logistic Services Providers and transforming them for use in a companywide reporting

GCP Bigquery Apache Beam NodeJS Airflow (Cloud Composer) Docker Python
Mediamarkt E-Commerce GmbH
4 Monate
2021-04 - 2021-07

Optimierung ETL Prozesse

Data Engineer Apache Spark Python AWS
Data Engineer
  • Optimierung bestehender ETL Prozess mittels Spark
  • Mapping der Electronic Health Records
  • Automatisierung des Deployments in AWS
Apache Spark Python AWS
Janus Health
Chicago
7 Monate
2021-01 - 2021-07

Data Platform Stabilisierung und Flexibilisierung

Consultant Data Platform Architektur AWS Kinesis Python ...
Consultant Data Platform Architektur
  • Bestandsaufnahme der bestehenden Infrastruktur
  • Architektur für skalierbare Data Platform
  • Unterstützung bei der Umsetzung der Architektur
AWS Kinesis Python Redshift Kubernetes Docker
Hamburg
4 Monate
2021-03 - 2021-06

Redesign data centric processes for more automation and serverless environment

AWS Glue Python ...

AWS Glue Python Spark
Janus AI
3 Monate
2021-02 - 2021-04

Redesign Data Entry to DWH for serverless scalable Real-Time updates

AWS Kinesis Fargate ...
  • Project management for implementing proposed change of architecture

AWS Kinesis Fargate Docker Python Glue Redshift
Emma Sleep GmbH
2 Jahre 8 Monate
2018-08 - 2021-03

Data Engineering

Data Engineer Google Bigquery Apache Beam Apache AVRO ...
Data Engineer
  • Architecture of a Data Platform, including tool selection and data modelling
  • Implementing a Data Platform and integrating all available data source (internal / external)
  • Conception and implementation of CI/CD pipeline for the Data Platform
  • Modelling property value prediction for real time application
Google Bigquery Apache Beam Apache AVRO Python Kubernetes Docker Jenkins Gitlab CI Tableau Tensorflow
Hamburg
1 Jahr 7 Monate
2017-01 - 2018-07

Architecture of the Big Data / Data Lake systems

Head of Data Engineering / Machine Learning HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire ...
Head of Data Engineering / Machine Learning
  • Responsible for a team of six, including personnel development
  • Architecture of the Big Data / Data Lake systems, including tool selection and data modelling
  • Project management of data- / machine learning projects
  • Responsible for the technology roadmap and advancement of all affected data systems
  • Conception of data pipelines and model selection for the development of Recommendation Engines and fraud recognition systems in a real time environment
HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire Hive Talend Big Data Plattform Apache Nifi RabbitMQ Tableau Java Apache AVRO Spring Boot Apache Spark Apache Zeppelin Python Tensorflow
Surfmedia GmbH, Hamburg
2 Jahre 3 Monate
2014-10 - 2016-12

Conceptual design and development of a RealTime-DWH

Lead of Business Intelligence / DWH HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire ...
Lead of Business Intelligence / DWH
  • Coordination and priorisation of all tasks concerning the team using agile methods
  • Responsible for six collegues
  • Conceptual design and development of a RealTime-DWH (Data Lake / lambda architecture) to provide a single source of truth for the whole group.
  • Data modelling from data entry, using a push service, to the presentation layer of the Data Lake.
HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire Hive Talend Big Data Plattform Apache Nifi RabbitMQ Tableau Java Perl Apache AVRO Spring Boot Apache Spark Apache Zeppelin Python
Surfmedia GmbH, Hamburg
2 Jahre 7 Monate
2012-03 - 2014-09

Conceptual design, development and operation of a DWH

Business Intelligence Analyst MySQL Perl Python ...
Business Intelligence Analyst
  • Conceptual design, development and operation of a DWH for the company group consisting of five companies.
  • Conceptual design, chosing and introduction of a self-service BI system (reporting and visualization)
  • Developing a model for predicting orders.
  • Customer analysis to optimize revenue in a social network.
MySQL Perl Python Tableau Jedox RapidMiner Knime
Surfmedia GmbH, Hamburg
1 Jahr 4 Monate
2010-11 - 2012-02

Conceptual design, development and operation of a DWH

Database Consultant Perl Oracle Uniserv ...
Database Consultant
  • Conceptual design, development and operation of a DWH for a Decision Enginge for risk management
  • Conceptual design of processes for risk management
  • Conception and development of a process for manageging addresses using Perl and Uniserv.
  • Operation and configuration of a high availability system for checking addresses, bank details and duplicates
Perl Oracle Uniserv Zoot Decision Management Java
EOS Information Services GmbH, Hamburg
1 Jahr 1 Monat
2009-10 - 2010-10

Migration of the sales reporting

Datawarehousing Consultant MS SQL MS SSAS Python ...
Datawarehousing Consultant
  • Migration of the sales reporting for a mailorder company
  • Development of a statistical model to optimize sales planning of a mailoder company
  • Development of a statistical model for a dynamic shipping schedule.
  • Conception, development and operation of OLAP cubes
MS SQL MS SSAS Python RapidMiner FastStats
Key-Work Consulting GmbH, Karlsruhe
1 Jahr
2008-10 - 2009-09

Databasemanagement

SAS MS SQL MS SSAS ...
  • Target group determination and selection
  • Affinityanalysis
  • Addressmanagement and duplicates check
  • Administration and operation of the address database
  • Conception, development and operation of sales databases for telecommunication companies
SAS MS SQL MS SSAS Perl
Coxulto Marketing Solutions GmbH an EOS Group Company, Stuttgart
4 Monate
2008-06 - 2008-09

Conceptual design and development of a customer datamart

Senior CRM Analyst MS SQL MS SSAS Sybase IQ
Senior CRM Analyst
  • Conceptual design and development of a customer datamart for CRM analysis.
  • Customer segmentation / up- and crossselling potential analysis
MS SQL MS SSAS Sybase IQ
1&1 Internet AG, Karlsruhe
1 Jahr 3 Monate
2007-04 - 2008-06

Coordination and priorisation of all tasks of the BI team

Lead of Business Intelligence Consumer Products Perl Java Sybase IQ ...
Lead of Business Intelligence Consumer Products
  • Conception and development of KPI reports for the board of directors.
  • Analysis of cusomter structures and churn prediction
  • Design and development of data marts.
Perl Java Sybase IQ instantOLAP
1&1 Internet AG, Karlsruhe
4 Jahre 2 Monate
2003-03 - 2007-04

Design and development of an automated reporting system

Business Intelligence Analyst Perl Java Sybase IQ ...
Business Intelligence Analyst
  • Design and development of an automated reporting system for customer and contract inventory, as well as internet usage and customer behaviour
  • Integration of all customer concerning usage data of the company websites into the DWH
  • Coordination of all tasks between management and development departments
  • Analysis of ongoing new and existing customer campaigns
Perl Java Sybase IQ instantOlap
1&1 Internet AG, Karlsruhe

Aus- und Weiterbildung

Aus- und Weiterbildung

4 Jahre 6 Monate
1998-09 - 2003-02

Wirtschaftsinformatik

Dipl. Betriebswirt Wirtschaftsinformatik (MBA), Fachhochschule für Wirtschaft und Gestaltung, Pforzheim
Dipl. Betriebswirt Wirtschaftsinformatik (MBA)
Fachhochschule für Wirtschaft und Gestaltung, Pforzheim

Kompetenzen

Kompetenzen

Top-Skills

DWH Big Data Analytics Python BigQuery Airflow Tableau Data Pipeline Kubernetes Docker Data Architect ETL Apache Beam

Produkte / Standards / Erfahrungen / Methoden

Airflow
AWS
Docker
Jenkins
Kinesis
Kubernetes
Tensorflow

Projectmanagement

  • Classical
  • Agile


Tools

  • Tableau
  • Talend
  • Knime / Rapid Miner
  • Apache Nifi
  • Apache Spark / PySpark
  • Python Pandas / Scikit
  • Apache Beam
  • Hadoop
  • Apache Zeppelin
  • RabbitMQ
  • SAS


Software

MS Office

Programmiersprachen

Apache AVRO
Apache Beam
Apache Spark
Gitlab CI
Java
Map / Reduce
NodeJS
Octave / Matlab
Perl
PHP
Python
SAS Base
SQL

Datenbanken

Google Bigquery
Hive
MAXDB
MS SQL
MySQL
Oracle
Pivotal
HAWQ, Gemfire
PostgreSQL
Redshift
Tableau

Einsatzorte

Einsatzorte

Hamburg (+50km)
möglich

Projekte

Projekte

2 Jahre 7 Monate
2021-12 - heute

Designing and establishing an ML Ops workflow

GCP Bigquery Kubeflow ...
  • Operationalizing ML models for real-time use cases

GCP Bigquery Kubeflow VertexAI Airflow (Cloud Composer) Docker Python
3 Jahre 5 Monate
2021-02 - heute

various Projects

Freelance Data Specialist
Freelance Data Specialist


6 Monate
2021-06 - 2021-11

Establishing a supply chain monitoring system

GCP Bigquery Apache Beam ...
  • Implementing APIs to all Logistic Services Providers and transforming them for use in a companywide reporting

GCP Bigquery Apache Beam NodeJS Airflow (Cloud Composer) Docker Python
Mediamarkt E-Commerce GmbH
4 Monate
2021-04 - 2021-07

Optimierung ETL Prozesse

Data Engineer Apache Spark Python AWS
Data Engineer
  • Optimierung bestehender ETL Prozess mittels Spark
  • Mapping der Electronic Health Records
  • Automatisierung des Deployments in AWS
Apache Spark Python AWS
Janus Health
Chicago
7 Monate
2021-01 - 2021-07

Data Platform Stabilisierung und Flexibilisierung

Consultant Data Platform Architektur AWS Kinesis Python ...
Consultant Data Platform Architektur
  • Bestandsaufnahme der bestehenden Infrastruktur
  • Architektur für skalierbare Data Platform
  • Unterstützung bei der Umsetzung der Architektur
AWS Kinesis Python Redshift Kubernetes Docker
Hamburg
4 Monate
2021-03 - 2021-06

Redesign data centric processes for more automation and serverless environment

AWS Glue Python ...

AWS Glue Python Spark
Janus AI
3 Monate
2021-02 - 2021-04

Redesign Data Entry to DWH for serverless scalable Real-Time updates

AWS Kinesis Fargate ...
  • Project management for implementing proposed change of architecture

AWS Kinesis Fargate Docker Python Glue Redshift
Emma Sleep GmbH
2 Jahre 8 Monate
2018-08 - 2021-03

Data Engineering

Data Engineer Google Bigquery Apache Beam Apache AVRO ...
Data Engineer
  • Architecture of a Data Platform, including tool selection and data modelling
  • Implementing a Data Platform and integrating all available data source (internal / external)
  • Conception and implementation of CI/CD pipeline for the Data Platform
  • Modelling property value prediction for real time application
Google Bigquery Apache Beam Apache AVRO Python Kubernetes Docker Jenkins Gitlab CI Tableau Tensorflow
Hamburg
1 Jahr 7 Monate
2017-01 - 2018-07

Architecture of the Big Data / Data Lake systems

Head of Data Engineering / Machine Learning HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire ...
Head of Data Engineering / Machine Learning
  • Responsible for a team of six, including personnel development
  • Architecture of the Big Data / Data Lake systems, including tool selection and data modelling
  • Project management of data- / machine learning projects
  • Responsible for the technology roadmap and advancement of all affected data systems
  • Conception of data pipelines and model selection for the development of Recommendation Engines and fraud recognition systems in a real time environment
HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire Hive Talend Big Data Plattform Apache Nifi RabbitMQ Tableau Java Apache AVRO Spring Boot Apache Spark Apache Zeppelin Python Tensorflow
Surfmedia GmbH, Hamburg
2 Jahre 3 Monate
2014-10 - 2016-12

Conceptual design and development of a RealTime-DWH

Lead of Business Intelligence / DWH HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire ...
Lead of Business Intelligence / DWH
  • Coordination and priorisation of all tasks concerning the team using agile methods
  • Responsible for six collegues
  • Conceptual design and development of a RealTime-DWH (Data Lake / lambda architecture) to provide a single source of truth for the whole group.
  • Data modelling from data entry, using a push service, to the presentation layer of the Data Lake.
HortonWorks Data Platform Pivotal HAWQ Pivotal Gemfire Hive Talend Big Data Plattform Apache Nifi RabbitMQ Tableau Java Perl Apache AVRO Spring Boot Apache Spark Apache Zeppelin Python
Surfmedia GmbH, Hamburg
2 Jahre 7 Monate
2012-03 - 2014-09

Conceptual design, development and operation of a DWH

Business Intelligence Analyst MySQL Perl Python ...
Business Intelligence Analyst
  • Conceptual design, development and operation of a DWH for the company group consisting of five companies.
  • Conceptual design, chosing and introduction of a self-service BI system (reporting and visualization)
  • Developing a model for predicting orders.
  • Customer analysis to optimize revenue in a social network.
MySQL Perl Python Tableau Jedox RapidMiner Knime
Surfmedia GmbH, Hamburg
1 Jahr 4 Monate
2010-11 - 2012-02

Conceptual design, development and operation of a DWH

Database Consultant Perl Oracle Uniserv ...
Database Consultant
  • Conceptual design, development and operation of a DWH for a Decision Enginge for risk management
  • Conceptual design of processes for risk management
  • Conception and development of a process for manageging addresses using Perl and Uniserv.
  • Operation and configuration of a high availability system for checking addresses, bank details and duplicates
Perl Oracle Uniserv Zoot Decision Management Java
EOS Information Services GmbH, Hamburg
1 Jahr 1 Monat
2009-10 - 2010-10

Migration of the sales reporting

Datawarehousing Consultant MS SQL MS SSAS Python ...
Datawarehousing Consultant
  • Migration of the sales reporting for a mailorder company
  • Development of a statistical model to optimize sales planning of a mailoder company
  • Development of a statistical model for a dynamic shipping schedule.
  • Conception, development and operation of OLAP cubes
MS SQL MS SSAS Python RapidMiner FastStats
Key-Work Consulting GmbH, Karlsruhe
1 Jahr
2008-10 - 2009-09

Databasemanagement

SAS MS SQL MS SSAS ...
  • Target group determination and selection
  • Affinityanalysis
  • Addressmanagement and duplicates check
  • Administration and operation of the address database
  • Conception, development and operation of sales databases for telecommunication companies
SAS MS SQL MS SSAS Perl
Coxulto Marketing Solutions GmbH an EOS Group Company, Stuttgart
4 Monate
2008-06 - 2008-09

Conceptual design and development of a customer datamart

Senior CRM Analyst MS SQL MS SSAS Sybase IQ
Senior CRM Analyst
  • Conceptual design and development of a customer datamart for CRM analysis.
  • Customer segmentation / up- and crossselling potential analysis
MS SQL MS SSAS Sybase IQ
1&1 Internet AG, Karlsruhe
1 Jahr 3 Monate
2007-04 - 2008-06

Coordination and priorisation of all tasks of the BI team

Lead of Business Intelligence Consumer Products Perl Java Sybase IQ ...
Lead of Business Intelligence Consumer Products
  • Conception and development of KPI reports for the board of directors.
  • Analysis of cusomter structures and churn prediction
  • Design and development of data marts.
Perl Java Sybase IQ instantOLAP
1&1 Internet AG, Karlsruhe
4 Jahre 2 Monate
2003-03 - 2007-04

Design and development of an automated reporting system

Business Intelligence Analyst Perl Java Sybase IQ ...
Business Intelligence Analyst
  • Design and development of an automated reporting system for customer and contract inventory, as well as internet usage and customer behaviour
  • Integration of all customer concerning usage data of the company websites into the DWH
  • Coordination of all tasks between management and development departments
  • Analysis of ongoing new and existing customer campaigns
Perl Java Sybase IQ instantOlap
1&1 Internet AG, Karlsruhe

Aus- und Weiterbildung

Aus- und Weiterbildung

4 Jahre 6 Monate
1998-09 - 2003-02

Wirtschaftsinformatik

Dipl. Betriebswirt Wirtschaftsinformatik (MBA), Fachhochschule für Wirtschaft und Gestaltung, Pforzheim
Dipl. Betriebswirt Wirtschaftsinformatik (MBA)
Fachhochschule für Wirtschaft und Gestaltung, Pforzheim

Kompetenzen

Kompetenzen

Top-Skills

DWH Big Data Analytics Python BigQuery Airflow Tableau Data Pipeline Kubernetes Docker Data Architect ETL Apache Beam

Produkte / Standards / Erfahrungen / Methoden

Airflow
AWS
Docker
Jenkins
Kinesis
Kubernetes
Tensorflow

Projectmanagement

  • Classical
  • Agile


Tools

  • Tableau
  • Talend
  • Knime / Rapid Miner
  • Apache Nifi
  • Apache Spark / PySpark
  • Python Pandas / Scikit
  • Apache Beam
  • Hadoop
  • Apache Zeppelin
  • RabbitMQ
  • SAS


Software

MS Office

Programmiersprachen

Apache AVRO
Apache Beam
Apache Spark
Gitlab CI
Java
Map / Reduce
NodeJS
Octave / Matlab
Perl
PHP
Python
SAS Base
SQL

Datenbanken

Google Bigquery
Hive
MAXDB
MS SQL
MySQL
Oracle
Pivotal
HAWQ, Gemfire
PostgreSQL
Redshift
Tableau

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