Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am a Marketing and Finance graduate doing a Master in Data Science in Leiria, Portugal. I am passionate about turning data into actionable insights that drive business value and informed decision making. My love for travel has broadened my perspective and adaptability, helping me collaborate effectively with diverse teams across geographies. I merge my undergraduate degrees with data analytics to support strategic goals. I enjoy continuous learning and applying new tools to solve real-world problems, and I am eager to leverage my mix of marketing, finance, and data science skills to achieve meaningful results. Outside of work, I enjoy exploring new destinations and cultures, which reflects my commitment to embracing diversity and lifelong learning.…I am a Marketing and Finance graduate doing a Master in Data Science in Leiria, Portugal. I am passionate about turning data into actionable insights that drive business value and informed decision making. My love for travel has broadened my perspective and adaptability, helping me collaborate effectively with diverse teams across geographies. I merge my undergraduate degrees with data analytics to support strategic goals. I enjoy continuous learning and applying new tools to solve real-world problems, and I am eager to leverage my mix of marketing, finance, and data science skills to achieve meaningful results. Outside of work, I enjoy exploring new destinations and cultures, which reflects my commitment to embracing diversity and lifelong learning.

Juan Coba

Data Scientist, Data Analyst, Marketing Analyst, +2





I am a Marketing and Finance graduate doing a Master in Data Science in Leiria, Portugal. I am passionate about turning data into actionable insights that drive business value and informed decision making. My love for travel has broadened my perspective and adaptability, helping me collaborate effectively with diverse teams across geographies. I merge my undergraduate degrees with data analytics to support strategic goals. I enjoy continuous learning and applying new tools to solve real-world problems, and I am eager to leverage my mix of marketing, finance, and data science skills to achieve meaningful results. Outside of work, I enjoy exploring new destinations and cultures, which reflects my commitment to embracing diversity and lifelong learning.…I am a Marketing and Finance graduate doing a Master in Data Science in Leiria, Portugal. I am passionate about turning data into actionable insights that drive business value and informed decision making. My love for travel has broadened my perspective and adaptability, helping me collaborate effectively with diverse teams across geographies. I merge my undergraduate degrees with data analytics to support strategic goals. I enjoy continuous learning and applying new tools to solve real-world problems, and I am eager to leverage my mix of marketing, finance, and data science skills to achieve meaningful results. Outside of work, I enjoy exploring new destinations and cultures, which reflects my commitment to embracing diversity and lifelong learning.

Available to hire

I am a Marketing and Finance graduate doing a Master in Data Science in Leiria, Portugal. I am passionate about turning data into actionable insights that drive business value and informed decision making. My love for travel has broadened my perspective and adaptability, helping me collaborate effectively with diverse teams across geographies.
I merge my undergraduate degrees with data analytics to support strategic goals. I enjoy continuous learning and applying new tools to solve real-world problems, and I am eager to leverage my mix of marketing, finance, and data science skills to achieve meaningful results. Outside of work, I enjoy exploring new destinations and cultures, which reflects my commitment to embracing diversity and lifelong learning.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Portuguese

Intermediate

Work Experience

Data Scientist & Business Intelligence Consultant at Global Citizen Solutions

August 1, 2025 - Present

Developed and maintained business intelligence dashboards and automated reports to support data-driven decision-making across multiple departments. Analyzed structured and semi-structured data to identify trends, patterns, and actionable insights aligned with business and operational objectives. Supported the design and implementation of predictive and advanced analytics models to enhance reporting and forecasting capabilities. Contributed to data structures, data quality controls, and governance practices to ensure accuracy, consistency, and compliance. Collaborated with cross-functional teams to map data sources and translate business requirements into analytical and reporting solutions.

Commercial Technician at Araújo & Silva

October 1, 2024 - Present

Managed the reception and verification of customer materials using the company’s proprietary system, ensuring accurate tracking of inventory, payment history, sales records, and shipping details. Cleaned and prepared materials using specialized washing equipment before distributing them to the appropriate departments for processing. Operated and maintained two saw blade sharpening machines — one manual and one automated with robotic programming for unattended operation. Assisted in invoicing by generating, printing, and archiving invoices in accordance with company procedures. Gained cross-functional experience by rotating through different departments, acquiring a comprehensive understanding of company workflows and logistics operations.

Consulting Contractor at Pangea Lifestyle

March 1, 2022 - November 1, 2022

Managed and updated product listings, sales status, financial performance, and customer reviews on Amazon using Seller Central, Amazon Campaigns, Data Dive, and other analytics tools. Conducted keyword research and competitor analysis to optimize product visibility and performance. Developed sales forecasts and created data-driven reports using Excel and Google Sheets to support strategic decision-making. Designed and maintained dashboards to monitor KPIs and sales trends. Assisted in product development and management, preparing detailed product concept sheets summarizing key information, market positioning, and competitive insights. Supported marketing and advertising campaigns by identifying high-impact keywords and tracking competitor strategies to improve campaign effectiveness.

Marketing Internship at Rent Go

June 1, 2021 - August 1, 2021

Research for ideas for a new ad, gathering information about the company and competition, and creating Excel reports including graphics with indicators.

Corporate Finance Internship at Picaval

February 1, 2021 - May 1, 2021

Maintained and updated client financial records, including income statements and balance sheets, in the company’s database to ensure accurate financial analysis. Calculated and monitored key financial indicators, ensuring real-time updates for decision-making. Conducted macroeconomic research, gathering data from sources like the Central Bank of Ecuador to track market trends. Assisted in the preparation of a weekly financial report by collecting and analyzing key economic indicators such as unemployment rates, country risk, exports, and inflation, which contributed to reports shared on company platforms to inform stakeholders and potential investors.