Rômulo L.

Data Engineer

Rômulo is a Data Engineer with nine years of experience in designing and optimizing scalable data solutions. He specializes in data architecture, ETL/ELT pipeline implementation, and delivering actionable insights through advanced analytics.

At Delaware Consulting, he led the development of an internal data platform managing over 100 million rows across six data sources while establishing strong data governance practices.

Rômulo has successfully implemented a company’s first data warehouse, streamlining operations and enhancing business intelligence. Passionate about knowledge sharing, he has trained over 45 professionals in Power BI, SQL, and data analytics best practices.

Main expertise

  • SQL
    SQL 9 years
  • Microsoft Power BI
    Microsoft Power BI 7 years
  • Microsoft Fabric
    Microsoft Fabric 1 years

Other skills

    Rômulo

    Rômulo L.

    Brazil

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    Selected experience

    Employment

    • Data & Analytics Consultant

      delaware Consulting - 2 years 2 months

      • Data and Analytics Consultant at a global consultancy company, working with a team from Europe, North America, and South Asia.

      • Building up a new internal data platform in Azure, Databricks, and Power BI to support daily data from 6 different sources and tables with over 100M rows.

      • Designed the data conventions, data governance, and data architecture of the new data platform.

      • Training 15 business users in Power BI and data visualization.

      • Created 2 reports for the Support team to keep track of incident management.

      • Built 1 financial dataset to enable users to do self-service analysis, reducing 12 incidents per month for the reporting team. Main tools Power BI, SQL, Databricks, Azure Data Factory, Python, SAP Hana, Data Governance.

      Technologies:

      • Technologies:
      • MySQL MySQL
      • PostgreSQL PostgreSQL
      • Databricks Databricks
      • Python Python
      • SQL SQL
      • Azure Azure
      • Microsoft Power BI Microsoft Power BI
      • NumPy NumPy
      • Pandas Pandas
      • Data Engineering
      • ELT
      • Data Analytics
      • ETL ETL
      • dbt dbt
      • Microsoft Fabric Microsoft Fabric
    • Analytics Engineer

      Compass UOL - 7 months

      • Analytics Engineer and Consultant with the aim to conduct analysis on our client's businesses.

      • Created a new template used in 10 reports for CRM.

      • Introduced the use of AI through Copilot into our reports as standard.

      • Managed a data mart with marketing campaign analysis.

      Technologies:

      • Technologies:
      • MySQL MySQL
      • PostgreSQL PostgreSQL
      • SQL SQL
      • Azure Azure
      • Figma Figma
      • Microsoft Power BI Microsoft Power BI
      • Data Engineering
      • ELT
      • Apache Airflow Apache Airflow
      • Data Analytics
      • ETL ETL
      • Redshift Redshift
    • Data and Analytics Engineer

      V360 - 10 months

      • Second Data and Analytics Engineer in a SaaS B2B company.

      • Implemented the first data warehouse of the company.

      • Acted as an interim Product Owner for the company's OCR team, helping to boost the product's coverage from 50% to 80% of Brazilian cities.

      • Produced the company's first reports for Finance, Products, and Operations teams.

      Technologies:

      • Technologies:
      • PostgreSQL PostgreSQL
      • AWS AWS
      • Python Python
      • SQL SQL
      • NumPy NumPy
      • Pandas Pandas
      • Data Engineering
      • ELT
      • Data Analytics
      • ETL ETL
      • Quickbase Quickbase
      • Redshift Redshift
    • Data Consultant

      Visagio - 6 years 6 months

      • Consultant centered on data and analytics engineer at a consultancy company.

      • Created and developed a data team with 5 members for an oil & gas client, focused mainly on finance analytics.

      • Developed 1 data warehouse for a supply chain in a mining client.

      • Coached 30 colleagues in Power BI and SQL. Optimized through automation a sales process that generated a successful M&A, reducing by 60% the time needed to process a sale in a manufacturing company.

      Technologies:

      • Technologies:
      • PostgreSQL PostgreSQL
      • Databricks Databricks
      • Java Java
      • Python Python
      • SQL SQL
      • Azure Azure
      • Microsoft Power BI Microsoft Power BI
      • NumPy NumPy
      • Pandas Pandas
      • Data Engineering
      • BigQuery BigQuery
      • ELT
      • Data Analytics
      • ETL ETL

    Education

    • BSc.Information Systems

      Federal University of the State of Rio de Janeiro · 2010 - 2015

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