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Rodrigo Arend Vaz Ferreira

Rodrigo Arend Vaz Ferreira


Data Analyst

Datacamp | Lisbon, Portugal


My Portfolio Highlights

My New Certification

Data Analyst Associate

My New Course

Introduction to Python

My New Project

Analyze International Debt Statistics

Analytics ninja, mastering the art of extracting insights from chaos.

My Work

Take a look at my latest work.


Analyzing Student's Mental Health

My Certifications

These are the industry credentials that I’ve earned.

Associate SQL

Associate SQL

Data Analyst Associate

Data Analyst Associate

Data Literacy

Data Literacy

Other Certificates

DataCamp Data Analyst Associate

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

Singularity Digital Enterprise | Sep 2023 - Present

Business Intelligence Consultant


Serasa Experian | Apr 2023 - Sep 2023

Senior BI Analyst

Serasa is the largest credit bureau in Brazil, offering various credit solutions and financial information for individuals and companies. • Responsible for preparing, controlling and maintaining all data related to the Customer Care area • I rebuilt all reports in the area previously made solely in Excel, for Power BI dashboards, updated in a few minutes, with little to no manual input • Automated database download through APIs • Considerably improved the quality of information for decision making for the entire Customer Care team with intuitive reports and relevant data
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Mous | May 2019 - Feb 2023

Data Analyst

Fast growing fashion tech brand that designs and manufactures protective accessories. • Developed a ground level tool in MS Excel used to feed all production information in ERP and to track production on parts and SKU level, also used in other reports areas of the business • Automated reports and data collecting tools with the use of Excel and Power Query. Making reports faster, easier to be updated and more reliable • Designed Power BI report to evaluate scenarios on production costs • Developed and maintained a Power App for quality control inspections • Supported different departments creating data visualizations and reports

Lugano Alimentos e Bebidas | Nov 2016 - Aug 2018

Project Manager

Brazil’s biggest artisanal chocolate manufacturer. • Led the company’s China project, responsible for all activity between Brazil and China • Represented the brand in major fairs such as SIAL in Shanghai and MIF in Macau • Conducted market research to understand the Chinese chocolate market and prospected clients for the company • Managed sales and inventory data

Função Excel | Mar 2015 - Present

Founder and editor

Website and YouTube channel dedicated to Microsoft Excel – www.funcaoexcel.com.br • Created, designed, and maintained the whole website, with over 140 articles, 2,000 visits per day, over 100 thousand pageviews per month • Created a YouTube channel with 16k+ subscribers • Created and maintained an online store with ready-made Excel-based tools

Philip Morris International | Mar 2014 - Oct 2016

Sales Information Analyst

Multinational tobacco company, operating in over 180 countries. Owner of Marlboro. • Led sales analysis department and automated 100% of sales data using Excel VBA • Analyzed and prepared detailed sales reports for management review and to determine variable payment for sellers • Validated data from distributors across the state to ensure accuracy • Prepared rationales for setting and adjusting sales targets and forecasts • Responsible for sales information reports to evaluate sales campaign success, providing decision-making analyses and key indicators to the company's national HQ

Memphis | Jan 2013 - Mar 2014

Controller Trainee

Well-established bath and shower products company operating since 1949. • Developed and implemented a study on a better strategy for buying raw materials • Elaborated a new sales forecast method, more accurate, replacing the former one • Assisted other areas of the business creating spreadsheets for process automation • Monitored and approved raw material purchase orders

itt Nutrifor - Unisinos | Jul 2012 - Dec 2012


adiantamentos em sistema TOTVS. Contato com fornecedores e demais atividades de colaboração com o projeto.

Unilasalle | Apr 2011 - Jul 2011

Estagiário em Projeto de pesquisa

Pesquisa sobre a viabilidade econômica da produção de adubo por parte de cooperados de cooperativas de Canoas para obtenção de renda extra a estes. Pesquisa de mercado, coleta de dados junto à prefeitura, formulação de textos e cartilhas.

IBGE | Jul 2010 - Oct 2010


Collect information, through interviews, on the pre-established areas, record the data in electronic device and periodically pass it on to the collection center.

My Education

Take a look at my formal education

Master's degree, Information Management, specialization in Business IntelligenceNOVA IMS Information Management School | 2025
Bachelor's degree, Ciências EconômicasUniversidade do Vale do Rio dos Sinos | 2014

About Me

Rodrigo Arend Vaz Ferreira

Data Analyst with 4+ years international exp & 2+ years remote work. Skilled in data analysis & automation. Excel & VBA specialties. Entrepreneur offering Excel services & tutorials to indiv & companies. Proficient in cross-functional collaboration.

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