Recommended expert

Ashkan Zadeh

Microsoft Azure Senior Data Engineer / Senior Data Scientist

Ashkan Zadeh
Kelkheim (Taunus), Germany

Experience

Jan 2023 - Jun 2025
2 years 6 months

Microsoft 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 year

Senior 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 months

Other 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 months

Senior 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 months

Data 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 year

Data 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 month

Tutor

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 months

IT 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
Native
English
Advanced

Education

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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