Leonardo P.
Data Engineer

Skills

Tableau

Vba

Microsoft Excel (Advanced Analytics Add-ons)

Microsoft Sql Server

Javascript

Amazon Aws

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Bio

A seasoned Data Visualization specialist with expertise beginning in 2013, demonstrating a solid foundation through the early use of Excel. In 2017, the focus expanded to the realm of Business Intelligence, encompassing advanced skills in Tableau and Power BI. Known for a problem-solving mindset and a determination to traverse tool limitations or data complexities, ensuring information is rendered visually and accessibly. The core passion lies in transforming raw data into comprehensible insights, enabling informed decision-making for all stakeholders.

Tableau Specialist
9/1/2022 - 10/1/2023

Acquired expertise in dashboard development using Tableau, effectively enhancing data visualization and reporting capabilities. Implemented ETL processes using SQL in both Redshift and SQL Server databases to streamline data integration and transformation tasks. Engaged in direct client interactions to ascertain project requirements and deliver desired outcomes. Conducted knowledge transfer sessions to upskill and support fellow team members.
Senior Business Intelligence Developer
12/1/2021 - 9/1/2022

Developed dashboards for clients to track goal achievements, incorporating direct feedback to tailor visualizations to user needs. Acted as a liaison between stakeholders and the backend team to devise a data structure suitable for dashboard integration. Implemented Row-Level Security (RLS) rules to ensure data visibility was restricted to individual users or their respective teams, particularly for management roles. Constructed a comprehensive data model within Tableau, connecting multiple tables from diverse sources to enable cohesive and informative data visualizations.
BI Analyst
9/1/2019 - 10/1/2021

Developed and updated dashboards across various departments utilizing Power BI for historical analysis and Grafana for real-time and intraday analysis. Engineered web pages using HTML to function as centralized hubs for dashboard access, thereby enhancing access management and user experience. Executed data extraction from a SQL Server database to update Excel spreadsheets, enabling more in-depth analysis.
BI Analyst
7/1/2017 - 8/1/2019

Developed dashboards for Sales, Finance, and Logistics teams using Tableau and Power BI, enhancing data visualization and reporting capabilities. Conducted customer base segmentation for the sales team, optimizing target demographics. Served as Tableau Server Admin, managing licenses and access levels to ensure secure and efficient data access. Led the development of a CRM system to manage the sales pipeline generated by the Field Sales team, streamlining sales processes and improving workflow efficiency.