Data Engineer with over 10 years of experience in SQL, Python, Power BI, and Databricks. Proven ability to design scalable ETL pipelines, automate dashboards, and transform raw data into strategic insights. Specialized in bridging business needs with technical solutions, enabling faster, data-driven decision-making across departments. Delivered real-time dashboards with over 500 daily views, improved card approval rates by 4%, uncovered $10M+ in untracked contracts, and supported A/B testing that led to a homepage redesign generating over $200M in sales. Effective communicator with a strong track record of supporting sales, finance, product, and executive teams.
Industry experience spans finance, telecommunications, e-commerce, and healthcare, with hands-on work in A/B testing, report automation, and system integration.
Passionate about building data-driven solutions that drive measurable business outcomes.
Python
AWS
As a Data Product Analyst I deliver data-driven solutions to empower faster and more informed decision-making.
Working together with Sales team providing them data related to Dealers and helping increase velocity on negotiations
Python scripts to load xml data from legacy systems speeding up analysis on the imported data generated by the systems.
Consolidated customer violation data using complex queries in Databricks, enabling outreach to over 300,000 clients and helping mitigate potential legal actions.
Maintained close communication with business teams to track customer engagement, prevent duplicate outreach, and ensure full coverage using advanced SQL queries for validation.
Developed 5 Power BI dashboards integrated with Databricks, automating insights on card related data and driving a 4% improvement in card approval rates by providing business teams real-time insights. (from 86% to 90%).
Collaborated with the Data Engineering team to enhance Power BI connectivity with Databricks by migrating all transformation steps to the client layer within Databricks.
Working as a consultant for Taller clients and for Taller partner's clients around the world.
Data/B.I consultant working remotely along with Baires Dev's customers worldwide.
● Led the design and execution of A/B tests for the Buyer Experience team, reducing experiment result disclosure time to within 2 days.
● Approved experiment launches based on key performance metrics (CTR, PTR, etc.), playing a key role in the successful implementation of a new upper part of homepage layout projected to generate $200M+ in potential gross revenue.
● Built and maintained ETL processes using Spark (SQL & Python) to generate clean sample datasets for experiment analysis, applying statistical techniques.
● Implemented Tableau dashboards for the team by connecting directly to data sources via Spark drivers integrated within the tool.
Led the deployment of Power BI for the Wholesale team, replacing static weekly spreadsheets with real-time interactive dashboards to monitor team performance.
Significantly improved data visibility and decision-making speed, resulting in the most accessed report across the organization, with over 500 daily non-unique views.
Built a full ETL process to extract backlog invoice pricing from legacy systems into SQL Server, enabling visibility into over $10 million in previously untracked contracts.
Real State market analyses;
Dashboards Design, Developement and Implementation to give visibility to the market KPI’s;
ROI calculation using Google Analytics and Adwords metrics;
ETL Process;
Data Mining and Data Cleansing;
Generate KPI’s by crossing google analytics information with CRM information;
• Sales Closing: Played a pivotal role in optimizing sales processes, encompassing meticulous data load organization, the implementation of coding solutions using Visual Basic for Applications (VBA), and close collaboration with internal clients to ensure alignment with the distinct requirements of various business units.
• Power Bi Projects (Comprehensive Business Intelligence Reporting): Demonstrated proficiency across diverse organizational domains by actively contributing to Business Intelligence projects that adhere to best practices.
Sales Channel’s ROI (Marketing Area): Spearheaded Business Intelligence projects focused on assessing the Return on Investment (ROI) for sales channels within the Marketing area.
HR’s Overview (Human Resources): Developed comprehensive Business Intelligence reports providing an overview of Human Resources (HR) metrics and key performance indicators.
Google Analytics (Marketing): Led Business Intelligence initiatives integrating Google Analytics data, providing valuable insights to enhance marketing strategies.
Project Launches vs. Expected Sales per Project (Operations): Implemented Business Intelligence solutions to analyze and compare Project Launches against Expected Sales, contributing to strategic decision-making within the Operations domain.
General Sales vs. Billed Sales (Finance): Directed Business Intelligence projects in the Finance sector, focusing on the analysis and comparison of General Sales versus Billed Sales to drive financial insights and optimizations.
• Documentation, Technical Development, and Operational Support: Contributed significantly to the successful implementation of solutions, involving a comprehensive approach to documentation, technical development, and operational support.
• Documentation of the Solution with Key Users: Collaborated closely with key users to document the solution meticulously, ensuring clarity and alignment with user requirements.
• Technical Development of the Solution: Undertook the technical development of the entire solution, adhering to established business rules and standards to deliver a robust and effective solution.
• Testing and Assisted Operations, Including Bug Fixes: Played a pivotal role in the testing phase and provided operational support, actively participating in bug-fixing activities to ensure the seamless functionality and reliability of the implemented solution.