Analytics Engineer / Data Scientist

Marco Fiorentino

Miami, FL 305-***-**** ****.**********@*******.*** linkedin.com/in/marcofiorentino10

Data & Analytics Leader with over 10 years of experience transforming complex data into scalable insights, automation, and business intelligence solutions for global brands. Proven track record leading cross-functional initiatives, forecasting models, and reporting automation that drive revenue growth, operational efficiency, and decision-making at scale. Fluent in tools such as Tableau, SQL, Python, and Snowflake, with deep experience across travel, media, and retail sectors.

WORK EXPERIENCE

Carnival Corporation March 2022 - March 2024

Global Data & Analytics Manager Data Analytics Manager - Miami, FL

●Led the creation of Carnival’s first automated bookings dashboard using Tableau, Snowflake, and Oracle SQL, increasing booking accuracy by 15% and operational efficiency by 20% across 30+ cruise ships.

●Built ETL workflows via Tableau Prep, reducing manual reporting time by 20% and expanding KPI visibility for executive teams.

●Applied spatial analytics with AutoCAD and MS Visio, and revenue data to optimize 90+ casino floor plans, improving machine placement strategy and enhancing revenue forecasting.

●Implemented UN Port Codes to standardize global location data, reducing discrepancies by 25% and improving cross-market reporting accuracy.

●Designed and maintained 15+ executive dashboards tracking revenue, performance, and operational KPIs across multiple cruise lines.

●Collaborated cross-functionally with operations, finance, marketing, and IT teams to align analytics initiatives with strategic business goals.

Yahoo, Inc. November 2019 - February 2022

Regional P&E Optimization Lead Data Analytics Manager - Miami, FL

●Directed publisher optimization strategy for 50+ LATAM partners, increasing ad inventory utilization by 25% and enabling record-breaking quarterly sales.

●Delivered $2M in additional annual revenue by optimizing ad campaigns and improving inventory performance through data-driven collaboration with 30+ publishers.

●Built and launched real-time Tableau dashboards for 10+ sales reps, enabling live campaign tracking and performance optimization.

●Automated foreign exchange rate adjustments across 5 LATAM markets using Snowflake, Tableau, and Hive, improving forecasting accuracy by 25% and generating $1M+ in revenue.

●Replaced manual Excel workflows with self-serve Tableau reporting, improving data accuracy to 100% and reducing update time by 90%.

●Integrated SQL Server, Hadoop, Hue, and Scikit-Learn regression models to predict quarterly revenue performance with 95% confidence.

Publicis May 2018 - November 2019

Data & Analytics Supervisor Data Analytics Manager - Miami, FL

●Redesigned taxonomy structures and developed automated dashboards for L’Oréal, accelerating marketing data analysis and improving consistency.

●Led the transition to automated reporting for Visa, building scalable Salesforce Marketing Cloud (Datorama) dashboards that improved data accuracy by 20%.

●Digitized performance tracking for Marriott and Visa by creating QA dashboards and applying regression models, reducing manual reporting by 90% and improving forecasting reliability.

●Awarded the Datorama Limitless Award for building a BI dashboard for Marriott LATAM—later adopted globally to drive decision-making and marketing optimization.

Omnicom September 2016 – May 2018

Regional Strategic Analyst, Resolution Media Data Analytics Manager - Miami, FL

●Managed data analysis for 60 Unilever brands across 30+ LATAM markets, developing a scalable reporting process with zero added headcount.

●Improved keyword targeting accuracy by 12% through SQL, Power BI and Tableau dashboards, boosting ROI.

●Automated performance reporting and pacing tools for 60+ products, reducing media waste by 20% and improving campaign agility.

●Built a metadata-driven naming convention system, reducing manual data entry by 90% and increasing data accuracy to 100%, enabling faster, error-free campaign execution.

Group M August 2013 - August 2016

Regional Account Manager, Xaxis Account & Analytics Manager- Miami, FL August 2014 – August 2016

●Drove 220% regional revenue growth across LATAM by leading analytics and performance strategy for clients like Land Rover, Ford, and Lufthansa.

●Consolidated campaign data across countries into a unified SQL database, ensuring 100% data accuracy for global reporting.

●Secured a $600K reinvestment from Lufthansa by scaling a successful $15K pilot campaign into a regional model using performance analytics, strategic audience creation, and site tagging.

●Developed standardized reporting infrastructure via Salesforce Marketing Cloud (Datorama) to improve performance visibility across LATAM campaigns.

Regional Account Executive, Mindshare Media Research Analyst - Miami, FL August 2013 - August 2014

●Increased media performance by 12% for Diageo and Kimberly-Clark by identifying growth opportunities through competitive analysis.

●Built Tableau dashboards that reduced reporting time by 40%, accelerating strategic decisions for LATAM media teams.

●Boosted campaign targeting precision by 10% via audience segmentation using ComScore and TGI, improving ROI on media delivery.

EDUCATION, CERTIFICATIONS

Florida International University Miami, FL

Bachelor of Science (BS), Mass Communications Major: Advertising Minor: Marketing Research

Certifications:

Tableau Desktop Specialist

Salesforce Marketing Cloud (Datorama) Admin

SKILLS

Data Science & Advanced Analytics

Statistical Modeling · Predictive Analytics · A/B Testing · Marketing Mix Modeling (MMM) · Attribution Modeling · Forecasting · Segmentation · Regression Analysis · Experimentation Design

Programming & Data Tools

Python · SQL · Anaconda · Hive · MySQL · Snowflake · Oracle SQL Developer · Hue

Business Intelligence & Visualization

Tableau · Power BI · Looker · Salesforce Marketing Cloud (Datorama) · Tableau Prep · Alteryx

Data Engineering, AI & ETL Automation

ETL Development · Data Governance · Validation · KPI Standardization · CRM · Web Scraping · LLM (OpenAI, LlaMA, Claude)

Strategy & Leadership

Cross-Functional Collaboration · Agile · Stakeholder Engagement · Roadmap Ownership · Executive Storytelling

Languages

English (Native) · Spanish (Native) · Portuguese (Intermediate) · Italian (Basic)

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