06/10/2026 updated
100 % available
Senior Data Engineer / Python programmer with AWS Cloud Expertise
Wrocław, Poland
Only remote
Master degreeAbout me
I help companies transform raw data into actionable insights and business value through scalable data processing solutions. With experience in both startups and enterprises, I design, build, and optimize production-grade ETL processes, data warehouses, and custom solutions (scripting , web dev).
Sql Data WarehouseApache AirflowExtract Transform Load (ETL)Data TransformationData WarehousingDjangoOracle Application ExpressPython (Programming Language)PostgreSQLCloud ServicesOracle ApexSQLitePL-SQLSQL DatabasesFlask
Python Development
Object-oriented programming, scripting, ETL and data pipelines development with Pandas library
SQL Database Management
Commercial experience in SQL flavours including ANSI SQL, PL/SQL, PLpgSQL and T-SQL
AWS Cloud Services
AWS Lambda, AWS S3, AWS EKS, AWS MWAA, AWS IAM implementation and management
Relational Database Systems
PostgreSQL, Oracle, SQLite and MS SQL Server administration and development
Data Warehousing
Redshift and Snowflake data warehouse solutions
Modern Data Tech Stack
Dagster, Airbyte, Airflow and dbt tools for data processing
ETL Process Development
Shell scripts, SAP BODS and Microsoft SSIS for data transformation
Frontend Development
Oracle Application Express and JavaScript for BI process support
Object-oriented programming, scripting, ETL and data pipelines development with Pandas library
SQL Database Management
Commercial experience in SQL flavours including ANSI SQL, PL/SQL, PLpgSQL and T-SQL
AWS Cloud Services
AWS Lambda, AWS S3, AWS EKS, AWS MWAA, AWS IAM implementation and management
Relational Database Systems
PostgreSQL, Oracle, SQLite and MS SQL Server administration and development
Data Warehousing
Redshift and Snowflake data warehouse solutions
Modern Data Tech Stack
Dagster, Airbyte, Airflow and dbt tools for data processing
ETL Process Development
Shell scripts, SAP BODS and Microsoft SSIS for data transformation
Frontend Development
Oracle Application Express and JavaScript for BI process support
Languages
GermanGoodEnglishFluentPolishNative speaker
Project history
Building a custom platform that integrates data from various databasesand other sources (Dagster + Airbyte on top of Kubernetes) into AWS S3 data lake (parquet) and data warehouse (Redshift). Data Warehousing, query optimization, Implementing DBT models. Creating Metabase reports and dashboards. Setting up infrastructure using Terraform.
Creating data processing solutions based on AWS mostly Lambda / Python along with AWS S3 but also API Gateway and supporting the creation of DBT models + work with SQL. Creating data pipelines using Airflow. Setting up infrastructure using Terraform.
Development of data processing AWS Lambda functions in the cloud environment. Creating data pipelines and jobs orchestrating data processing in Apache Airflow. Creating database objects and building data processing mechanisms within Amazon Redshift.