Available to hire
Hi, I’m Fernando Vega. I am a Data Engineer with a passion for turning complex data challenges into clear business outcomes. I have 4+ years of experience building scalable data platforms across banking, energy, and industrial sectors, with a strong focus on Databricks, cloud-based architectures, performance, reliability, and data quality in production systems.
I enjoy working with structured and semi-structured data to power analytics, pricing, and data-driven decision making. I thrive in fast-paced, cross-functional teams and continuously learn new tools to deliver impact for the business.
Language
Spanish; Castilian
Fluent
English
Advanced
Portuguese
Advanced
German
Beginner
Work Experience
Data Engineer at Cognizant
October 1, 2021 - September 30, 2025Data Engineer at Cognizant focusing on building scalable data pipelines and enabling reliable data processing for clients such as Total Energies and Moeve (Cepsa). Recovered a business-critical pipeline in 1.5 weeks, restoring processing of ~1M daily records across 70+ stages, improved runtime by optimizing Databricks pipelines (aggregations, joins, merges, UDFs), enhanced data ingestion reliability with multi-account AWS pipelines and JDBC connections, reduced storage and compute costs by pruning unused tables and tuning cluster configurations. Strengthened decision-making by delivering timely, accurate datasets under tight deadlines. Led a junior colleague and established best practices for Databricks development and pipeline optimization.
Data Analyst at JLL
May 1, 2021 - October 31, 2021Aligned global Health & Safety procedures and standardized processes across international offices. Developed and deployed a global Power BI dashboard visualizing project progress and implementation levels, enabling leadership with real-time insights and data-driven decision making across locations.
Education
Master in Big Data & Analytics at EAE Business School
January 11, 2030 - March 1, 2022Industrial Engineering at University of Extremadura (UNEX)
January 11, 2030 - September 1, 2020Qualifications
Databricks Data Engineer Associate
January 11, 2030 - January 11, 2026CFA Institute Investment Foundations
January 11, 2030 - January 11, 2026Azure AZ-900
January 11, 2030 - January 11, 2026Informatica (MDM, Customer 360, Reference 360)
January 11, 2030 - January 11, 2026Industry Experience
Energy & Utilities, Financial Services, Software & Internet, Professional Services, Manufacturing
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