Rafael Fagundes

Madrid, Spain

I am a Data Analyst with over 10 years of experience turning data into actionable insights that drive business growth. My expertise spans Python, SQL, Power BI, CRM, and AdTech, with a strong focus on A/B testing, conversion rate optimization, and cookieless strategies.

I’ve worked globally with brands like Nestlé and Dell Technologies, leading data-driven initiatives, building dashboards, and optimizing personalization strategies. I am fluent in Portuguese, English, and Spanish, and collaborate easily in international environments.


Experience

Senior Data Analyst - CRM and Customer Personalization

Nestlé
  • Rolled out global dashboards within six months, reducing reporting time by 40% and giving 20+ Digital Managers faster access to insights.
  • Developed and implemented data use cases in under four months, including a loyalty program and exchange value initiatives, which boosted campaign engagement rates by 25% and improved conversion by 12%.
  • Conducted KPI and data governance training, strengthening data literacy and ensuring consistent measurement across markets.
  • By year-end, initiatives accelerated first-party data acquisition by 30% YoY, enabling deeper personalization, enhancing consumer experiences, and driving ROI growth in the category.
Python SQL BigQuery Databricks Power BI Segment CDP SFMC GA4
Mar 2024 - Present

Senior AdTech Data Analyst

Dell Technologies
  • Established new measurement standards for B2B and B2C, applying MMM, Clean Rooms, and GA4 to prepare for a cookieless future.
  • Within three quarters, reduced third-party cookie dependency by 70% through the implementation of the ActionIQ CDP, creating a robust first-party audience hub.
  • Launched a structured test & learn agenda, testing multiple targeting and measurement platforms to validate cookieless strategies.
  • Developed dashboards to track investments, net revenue, and ROAS by audience type (first-party vs third-party), providing visibility for strategic decisions.
  • Led regular meetings with C-level stakeholders and directors, showing how reduced third-party investments and increased first-party usage improved performance.
  • Demonstrated that first-party audiences converted 3x more effectively than third-party audiences, driving stronger ROI and accelerating adoption of cookieless practices.

Awards:

  • Game Changer – ActionIQ Readiness (Apr 2023): Led the transition from Salesforce DMP to ActionIQ with global audits, automation, and taxonomy.
  • Excellence in Innovation (Sep 2023): Recognized for outcomes in the Data-Driven Analytics session for the 3P to 1P Audience Strategy.
  • FY25 Cookieless & AdTech Innovation Test and Learn (Oct 2023): Drove durable tactics and innovation use cases for global stakeholders.
Python SQL BigQuery Power BI ActionIQ SFMC GA4
Mar 2023 - Feb 2024

Senior Data Strategist - Innovation and Analytics

Dell Technologies
  • Led the New Paradigm workstream, delivering multiple proof of concepts in under a year with Web3, blockchain, AI, and metaverse applications for digital marketing.
  • Within six months, implemented Brave Browser campaigns and cookieless solutions, testing privacy-first engagement strategies.
  • In less than four months, founded an internal Web3 community that grew to dozens of active members, fostering knowledge sharing and experimentation.
  • Advocated sustainability-focused use cases, including NFTs for media and environmental impact initiatives.
  • Positioned the company at the forefront of emerging digital trends while promoting responsible and sustainable adoption of disruptive technologies.
NFT Blockchain Crypto
Mar 2022 - Feb 2023

Senior B2B Marketing Data Analyst

Dell Technologies
  • Optimized and orchestrated the omnichannel customer journey across email, paid social, WhatsApp, chatbots, and website real-time personalization.
  • Conducted extensive A/B testing to refine messaging and improve funnel conversion.
  • Led the implementation of 6sense in Latin America, raising target accuracy in LinkedIn paid social from ~40% to 99%.
  • Within two quarters, this initiative drove a 25% growth in Sales Ready Leads and a 30% increase in Pipeline from Paid Social Media.
  • Recognized with the FY22Q2 Game Changer award, and later supported the global rollout of 6sense by training teams and creating implementation documentation.
  • Drove improvements in email marketing performance, achieving top global results at Dell during FY21H2.

Awards:

  • CX Connect ‘Shine a Light’ (Dec 2021): Key partner orchestrating LATAM journeys using Interaction Studio.
  • FY22Q2 Game Changer (Jul 2021): Advanced ABM and LinkedIn targeting, lifting match rate, reach, engagement, and pipeline.
  • Quick Implementation for Telco (May 2021): Executed critical email invitations in record time using new CXConnect processes.
  • Best Quarter and Year Ever (Jan 2021): Contributed to surpassing US$100M in pipeline and a record revenue quarter.
  • Buen Fin Mexico – US$1.1M Revenue (Nov 2020): Drove +40% YoY revenue and margin gains during a key retail event.
  • Hot Sale MX FY21 (Jun 2020): Strong preparation and execution resulting in significant sales uplift.
Python SQL Power BI Tableau SFMC
Sep 2018 - Feb 2022

Email Marketing and Data Analytics Specialist

Dell Technologies
  • Led B2B digital strategy in Latin America, focusing on email marketing, customer segmentation, and lead management.
  • In the first semester of 2018, improved deliverability and engagement by creating segmentation clusters (high, mid, low, and non-engagers), achieving a 102% YoY increase in email revenue with high open and click rates.
  • Created automated customer journeys with dynamic personalization and launched lifecycle campaigns including welcome flows, post-purchase, abandoned cart, abandoned browse, lead follow-ups, and re-engagement campaigns, boosting average order value by 25% and improving customer retention by 15%.
  • Managed broadcast campaigns such as webinars, in-person events, and product launches to capture first-party data and generate qualified leads.
  • Directed leads to the sales team via Salesforce and built a weekly performance dashboard tracking leads generated, time-to-contact, opportunity creation, pipeline, and net revenue.
  • Improved lead quality, increasing lead conversion by 20% and delivering more actionable opportunities to the sales team.

Awards:

  • Customer Journey 2.0 (Sep 2017): Elevated the LATAM customer journey through data-driven personalization, driving higher engagement and boosting customer retention.
Python SQL Tableau Eloqua
Jan 2017 - Aug 2018

Lead Generation Data Analyst

Dell Technologies
  • Responsible for B2B lead generation strategy in Latin America, across email marketing, paid social, webinars, in-person events, and a telemarketing team.
  • Managed the full execution of in-person events (structure, content, logistics) and coordinated webinars with speakers, broadcasting via email and paid social.
  • Applied data analysis and predictive models in Salesforce to identify and segment high-propensity leads and companies across software, storage, servers, and client (PC workforce).
  • Created dashboards to track lead and company development, opportunities, and net revenue, and delivered forecasts to estimate leads required to achieve targets.
  • Results: achieved a 42% QoQ increase in Sales Ready Leads in H2 2016, contributing to a 120% growth in incremental revenue.
Python SQL Tableau SFMC
Nov 2013 - Dec 2016

CRM Data Analyst - Segmentation and Insights

Dell Technologies
  • Worked from Dell’s headquarters in Austin as part of the North America team, contributing to the Data and CRM strategy for Consumer & Small Business.
  • Acted as part of an audience hub, sharing customer profiles and data for marketing campaigns targeting gamers, new buyers, tech enthusiasts, Gen Z, and other segments.
  • Applied Python and Teradata to build customer segmentation models and profiles, enabling more personalized campaigns.
  • Handled SQL-heavy tasks for direct database manipulation, preparing and structuring data for campaign execution.
  • Developed automated Tableau CRM dashboards, reducing manual reporting by 90% and freeing time for strategic execution.
  • Led stakeholder meetings to present insights on database growth, churn, LTV, and AOV, supporting strategic business decisions.
  • Forecasted contact acquisition volumes required to achieve net revenue targets, aligning marketing and sales goals.
Python SQL Tableau Eloqua Teradata
May 2012 - Oct 2013

Sales and Marketing Data Analyst

Dell Technologies
  • Marked the career transition from a 100% developer role to a data and business analyst path.
  • Supported the Consumer and Small Business segments in Latin America with data-driven sales and marketing insights using Python, SQL, and Tableau.
  • Created a customer data collection platform that continues to be used at Dell many years later.
  • Migrated reports into an SQL database and established a self-service reporting system, improving data quality and accessibility.
  • Automated weekly reports and tasks, reducing manual effort by 99% and freeing time for strategic analysis.
  • Regularly presented marketing and sales insights to stakeholders, supporting strategic decision-making across the region.
Python SQL Tableau C#
Apr 2011 - Apr 2012

Marketing Data Solutions Analyst

Samsung Electronics
  • Developed a marketing analysis platform in Brazil using C#, SQL, and ETL processes.
  • Created a central tool for monitoring sales and marketing activities, consolidating fragmented data into a single source of truth.
  • Automated data collection and transformation, reducing manual reporting and improving accuracy.
  • Enabled stakeholders to track performance more efficiently and laid the foundation for advanced analytics initiatives.
C# SQL Microsoft .Net Git
Mar 2009 - Mar 2011

Data Engineer - Marketing and Analytics Systems

HP
  • Developed software applications and databases across diverse industries.
  • Leveraged C#, SQL, and ETL processes to build scalable and efficient data solutions.
  • Focused on automation, data integration, and reliability to improve business workflows.
  • Built a strong technical foundation that enabled a successful transition into data analytics and CRM strategy.
C# SQL Microsoft .Net Git
Apr 2005 - Feb 2009

Education

Bachelor of Computer Science

Centro Universitário Senac
Jan 2006 - Nov 2010

Skills

Languages

  • Portuguese - Native
  • English - Bilingual proficiency
  • Spanish - Bilingual proficiency

Platforms & Tools

AdTech A/B Testing Business Intelligence Conversion Rate Optimization CRM Data Analysis Data Visualization Digital Marketing Strategist Email Marketing Google Analytics Google Display & Video 360 Google Marketing Platform Market Research Marketing Automation Paid Media Campaigns Power BI Python (Pandas, NumPy, Matplotlib, scikit-learn, and more) SEO Social Media Advertising SQL Visual Studio Code Web Analytics Web Development

Certifications

  • Machine Learning with Python - Level 1 - IBM - May 2023
  • Applied Data Science with Python - Level 2 - IBM - May 2023
  • Data Analysis with Python - IBM - Apr 2023
  • Data Visualization with Python - IBM - Apr 2023
  • Python 101 for Data Science - IBM - Apr 2023
  • Data Analysis with Python - freeCodeCamp - Apr 2023


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