Recommended expert
Ashkan Zadeh
Microsoft Azure Senior Data Engineer / Senior Data Scientist
Experience
Jan 2023 - Jun 2025
2 years 6 monthsMicrosoft Azure Senior Data Engineer / Senior Data Scientist
Vattenfall Europe
- Advising on the use of analytics and BI tools and services in the Microsoft Azure stack (e.g., MS Fabric, Synapse Workspaces and dedicated SQL pools, SQL Database, PostgreSQL, Snowflake, Databricks, Data Factory, SSIS, Analysis Services, Function Apps, Power BI, ML)
- Independently designing analytics solutions using Python, SQL, etc.
- Designing and implementing ETLs and data pipelines
- Creating and maintaining APIs
- Independently applying CI/CD, testing, and version control
- Data modeling
- Model development and optimization
- Anomaly detection with AI
- Predictive analytics
Technologies used:
- Snowflake
- Fabric
- Azure Synapse Analytics
- Azure DataFactory
- Azure Data Lake
- Azure DevOps
- Databricks
- Spark
- CI/CD
- SQL Database
- Python
- Power Platform
Jan 2022 - Dec 2022
1 yearSenior Data Engineer and Data Governance Manager
Federal Statistical Office
- Project design
- Designing a big data architecture for processing very large data volumes
- Designing and implementing ETLs and data pipelines
- Data governance in the CDP
- Data classification and cataloging (e.g., PII detection)
- Metadata management and data inventory
- Access controls and permissions management (Access Management)
- Supporting the department in designing and running new projects
- Onboarding and training department staff for the Cloudera Data Platform
- Developing automated reporting
Technologies used:
- Cloudera
- Spark
- Kafka
- NiFi
- Ranger
- Atlas
- Python
- SQL
- Azure
- Airflow
- CI/CD
- Power BI
- AWS
Jun 2021 - Nov 2021
6 monthsOther Senior Data Engineer & Data Governance Manager
Federal Statistical Office
- Data governance in the CDP
- Data classification and cataloging (e.g., PII detection)
- Metadata management and data inventory
- Access controls and permissions management (Access Management)
- Ensuring GDPR and data privacy compliance
- Monitoring data quality and integrity
- Conducting audits and lifecycle management (archiving/deletion)
- Planning, organizing, and executing the project
- Integrating data from HTTP clients, Azure Blob Storage, and Azure Data Lake Gen2 with Azure Data Factory
- Branching and chaining activities in Azure Data Factory pipelines using control flow activities
- Implementing data pipelines to extract data from various sources
- Transforming data with ADF
- Designing and implementing ETLs and data pipelines
Technologies used:
- Cloudera
- Hadoop
- Spark
- Airflow
- Hive
- Kafka
- NiFi
- Python
- Azure
- CI/CD
- Power BI
- AWS
Aug 2020 - May 2021
10 monthsSenior IoT & Data Engineer
Goethe University Frankfurt & Wölfel GmbH, Volta GmbH
- Developing an architecture for automatic data collection and processing
- Project coordination & monitoring
- Developing cloud-based data engineering and IoT solutions for real-time data
- Developing Stream Analytics jobs for real-time processing and analysis of data from IoT devices
- Designing and building ETL pipelines
- Implementing producers and consumers to send and receive data events
- Automated event classification with AI
- Developing forecasting data
- Independently applying CI/CD, testing, and version control
Technologies used:
- Azure
- Azure IoT Hub
- Azure Event Hub
- Azure Synapse
- Azure Stream Analytics
- Spark
- Python
- SQL/NoSQL
- Power BI
- scikit-learn
- TensorFlow
- Optuna
Jan 2019 - Mar 2020
1 year 3 monthsData Engineer
Trumpf SE & Co KG
- Building an architecture using Databricks, PySpark, and Delta Lake for SAP data
- Integrating data quality rules into Delta Lake via Blob Storage using PySpark
- Developing PySpark scripts in Databricks notebooks to validate SAP data
- Implementing data quality rules with PySpark and Delta Lake
- Troubleshooting data flows with Databricks tools and Spark logs
- Creating Databricks workflows for automated data quality checks
- Monitoring data quality pipelines with alerts in Databricks
- Creating data quality reports with Databricks SQL and Power BI
- Ensuring SAP data quality with Delta Lake and governance reports
Technologies used:
- Snowflake
- Azure
- Databricks
- PySpark
- Delta Lake
- Blob Storage
- Power BI
- CI/CD
- DevOps
Jan 2018 - Dec 2018
1 yearData Scientist
GMT Ltd.
- Design and implementation of advanced deep learning models for automated detection and classification of breast cancer in radiological image data
- Performing feature extraction to identify relevant image features using convolutional neural networks (CNNs)
- Improving model performance by fine-tuning the loss function and hyperparameters with Optuna
Technologies used:
- Python
- TensorFlow
- PyTorch
- CNN architectures
- Optuna
Oct 2016 - Oct 2020
4 years 1 monthTutor
Goethe-Universität Frankfurt
- Introduction to machine learning
- Computer-based signal processing
- Mechanics and thermodynamics
- Nuclear astrophysics
- Research and lab internship
Jul 2008 - Nov 2011
3 years 5 monthsIT Administration
St. Hippolyt - Mühle Ebert GmbH
- IT administration tasks
- Monitoring of bottling lines
Summary
- PhD at Goethe University Frankfurt, Institute of Physics, working group 'Terahertz Photonics'.
- Research focus: data and signal processing and machine learning.
Skills
Microsoft Azure
- Fabric
- Data Factory
- Synapse Analytics
- Blob Storage
- Event Hub
- Cosmosdb
- Iot Hub
- Stream Analytics
- Hdinsights
- Data Lake Gen2
- Sql Database
- Devops
- Power Bi
- Power Platform
Databricks
- Pyspark
- Scala
Snowflake
AWS
- Lambda
- Kinesis
- Cloudwatch
- S3
- Redshift
- Dynamodb
- Athena
- Sns
- Sqs
- Glue
- Data Pipeline
- Emr
- Rds
- Python
Other
- Spark
- Airflow
- Kafka
- Sql
- Nosql
- Matlab
Languages
German
NativeEnglish
AdvancedEducation
Jan 2018 - Present
Goethe University Frankfurt
PhD · Numerical and Experimental Studies on the Classification of Airborne Objects near Wind Turbines · Frankfurt, Germany
Oct 2016 - Jul 2018
Goethe University Frankfurt
Master of Science · Physics · Frankfurt, Germany
Oct 2012 - Jul 2016
Goethe University Frankfurt
Bachelor of Science · Physics · Frankfurt, Germany
...and 1 more
Certifications & licenses
CDMP Practitioner (Certified Data Management Professional)
CDP Data Governance with SDX
Databricks Certified Data Engineer Associate
Databricks
Microsoft Certified: Azure Data Engineer Associate
Microsoft
Snowpro Advanced: Data Engineer
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