Rafael Dontal Gonçalez

Data Engineer & SQL Server Specialist

📍 Dublin, Ireland

Passionate data professional with extensive experience in SQL Server, data engineering, and machine learning. I specialize in building robust data solutions, optimizing database performance, and turning complex data challenges into actionable insights.

Expertise

Databases

  • SQL Server
  • MongoDB
  • Database Administration
  • Performance Tuning

Data Engineering

  • ETL/ELT Processes
  • Data Warehousing
  • Polybase
  • Always Encrypted

Machine Learning

  • Python
  • Regression Analysis
  • Decision Trees
  • Data Science

Tools & Technologies

  • PowerShell
  • Analysis Services
  • Reporting Services
  • Windows Administration

Connect

💼LinkedIn📝Blog
14+
Blog Posts
10+
Years Experience
100%
Passionate