defygee
Senior Data Engineer | Celonis Architect | Python Developer
Hands-on Senior Data Engineer with 6+ years of experience specializing in building high-load ETL pipelines (10B+ events/day) and enterprise Process Mining solutions. Expert in migrating legacy systems to Open Source stacks (Airflow, Python, Spark) and optimizing on-premise Celonis infrastructure. Deep knowledge of SQL performance tuning, database architecture, and event-driven data processing. Proven track record of delivering stable, scalable data products.
Experience: 6 years
Yearly salary: $70,000
Hourly rate: $40
Nationality: 🌏 Remote
Residency: 🌏 Remote
Experience
Senior BI Engineer
Large Fintech Enterprise (NDA) 2023 - 2023
Developed end-to-end analytical dashboards using Celonis and Apache Superset, integrating data from Kafka, Sybase ASE, and PostgreSQL. Built and optimized Python-based ETL scripts, utilizing Asyncio for concurrent API data extraction (GET/POST) from internal microservices. Implemented code versioning standards (Git flow) for SQL and Python scripts, moving the team away from manual deployments. Designed data marts for Retail and Corporate business lines, optimizing query performance for heavy analytical workloads.
Data Engineer
BSH Home Appliances Group (Bosch) 2019 - 2021
Developed and maintained BI solutions using Power BI, MSSQL, and SAP Business Objects. Optimized ETL pipelines for B2B and D2C analytics, ensuring accurate forecasting for product sell-out indicators. Maintained internal data warehousing solutions and automated reporting workflows.
Skills
data-science
english