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Gabriel GrigorieGG

Gabriel Grigorie

Data Enginer

500 €/Tag
Bukarest, RO
8-15 Jahre

Durchschnittliche Reaktionszeit: 1h

Über Gabriel

  • Google Cloud Certified – Professional Data Engineer, end-to-end data engineering expertise on GCP
  • Experienced in Azure Databricks, ADF, Python, SQL, and modern ETL/ELT.
  • Skilled in Medallion Architecture and Delta Lake (ACID, MERGE, schema evolution, OPTIMIZE/VACUUM) for
  • Strong background in batch/stream processing, predictive analytics, and ML workflows.
  • Proven ability to deliver secure, high-performance, cost-efficient data platforms across Azure, AWS, and GCP
  • Rumänisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Muttersprachlich oder zweisprachig

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • Banking Industry
    Senior Data Engineer
    BANKEN & VERSICHERUNGEN
    Mai 2024 - Heute (2 Jahre und 3 Monate)
    Bukarest, Rumänien
    • Engineered Python/PySpark ETL pipelines for multiple sources, increasing throughput ~20%
    • Refactored cloud data architectures (Azure/GCP), reducing costs 15–25%.• Implemented governance, cataloging, and profiling frameworks (GDPR/CCPA), across critical datasets.
    • Enabled ML pipelines, secure Vertex AI workflows for feature engineering, model serving, and threat detection.
    PySpark SQL Python Google Cloud Platform (GCP)
  • Waste Management & Recycling Industry
    Senior Data Engineer
    UMWELT
    Juni 2025 - November 2025 (5 Monate)
    Bukarest, Rumänien
    • Built Delta Lake pipelines with ACID guarantees, schema evolution, and MERGE upserts for 1TB+ daily workloads, improving performance with OPTIMIZE (Z-ORDER) and automated VACUUM policies.
    • Designed scalable architectures across Delta Lake, ADLS, and Synapse, delivering 30–40% performance gains, and developed Spark/PySpark workloads that cut ETL runtimes by up to 50%.
    • Implemented NoSQL models in Cosmos DB (25%+ query improvement) and automated data quality, governance, and CI/CD workflows to increase platform reliability.
    Databricks SQL PySpark Python
  • ING Hub
    Senior Big Data Engineer
    BANKEN & VERSICHERUNGEN
    September 2023 - Mai 2024 (8 Monate)
    Bukarest, Rumänien
    • Modernized Databricks & ADF pipelines with Medallion Architecture, improving efficiency (~15-25%).
    • Built SQL Bronze/Silver/Gold tables to consolidate data, reducing redundancy (~30-40%).
    • Applied Unity Catalog for governance, lineage, and quality, enhancing data trust.
    • Automated ETL and orchestration with Python, SQL, APIs, and Azure DevOps.
    SQL Python APIs

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