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Malt Strategy
Emanuel CastelliEC

Emanuel Castelli

Data Engineering Lead, Principal / Manager

€350/day
Bolzano, IT
15+ years
PySpark
SQL
AWS
ETL
ELT

Average response time: 1 hour

About Emanuel

Hands-on Principal Data Engineer with over 20 years designing, implementing, and optimizing large-scale data architectures. Proven expertise in building data lakes, real-time pipelines, and analytical ecosystems from scratch. Strong focus on performance, scalability, and mentoring technical teams through practical, code-driven leadership.

  • Spanish

    Native or bilingual

  • English

    Fluent

  • Italian

    Basic

Can work on-site
Bolzano (up to 50km)

Experience

  • Coda
    Data Engineering, Principal / Manager
    E-COMMERCE
    February 2021 - Today (5 years and 4 months)
    Bolzano, Italy
    • Architected and implemented Coda's first enterprise-grade Data Lake, from ingestion to consumption layers, improving scalability, reliability, and cost efficiency.
    • Engineered and maintained high-performance data pipelines enabling near real-time analytics and monitoring.
    • Optimized analytical query performance by 300%, accelerating business insights and decision making.
    • Developed a real-time observability platform integrating multiple data sources to enhance application visibility and stability.
    • Contributed hands-on in architecture design, coding, performance tuning, and CI/CD automation.
    • Mentored and guided data engineers, establishing best practices in data modeling, quality, and orchestration.
    AWS ETL SQL PySpark AWS Glue
  • Telecentro
    Data Engineering Lead / Architect
    TELECOMMUNICATIONS
    December 2018 - February 2021 (2 years and 2 months)
    Buenos Aires, Argentina
    • Designed and implemented Telecentro's enterprise Data Warehouse integrating multiple heterogeneous sources.
    • Developed and optimized ETL/ELT workflows supporting analytics, customer insights, and operational reporting.
    • Defined data architecture standards and infrastructure optimization strategies for scalability and maintainability.
    • Collaborated with data scientists, analysts, and business stakeholders to ensure accessibility and consistency.
    • Provided technical leadership while remaining hands-on in development and deployment processes.
    ETL Pentaho MongoDB MySQL ELT
  • IBM Argentina
    Lead Information Architect
    BANKING AND INSURANCE
    December 2016 - December 2018 (2 years)
    Buenos Aires, Argentina
    • Led the architecture and customization of the IBM Banking Data Model for a major financial institution.
    • Implemented data integration and transformation frameworks aligning enterprise data with global standards.
    • Worked directly on data modeling, metadata management, and performance optimization of large-scale warehouses.
    IBM Db2 Data architecture SQL Datawarehouse ETL
Check out Emanuel's experience

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Education

  • Information Systems Engineering (Incomplete)
    Universidad Tecnológica Nacional
    2002
    Information Systems Engineering (Incomplete)
  • Architect Profession Certification
    IBM Argentina
    2017
    Architect Profession Certification

Skill set

AWS Glue
AWS Athena
AWS S3
iceberg
Airflow
Team Leadership
CI/CD
GitHub

Categories