Data Mapper

LOCATION: Flexible Hybrid/Remote in Portugal

EXPERIENCE: +3 years

WHO WE ARE

Since 2004, BI4ALL has been a leader in consulting services, specializing in Analytics, Big Data, Data Science, Artificial Intelligence, Data Visualization, and Software Engineering.

The world is overflowing with data. At BI4ALL, we turn that complexity into clarity, creating actionable insights that help organizations make better decisions and stay competitive.

We work across multiple industries and markets, both in Portugal and internationally, delivering high-impact solutions tailored to each client’s needs.

BI4ALL has been recognized with more than 30 national and international awards and has over 370 professionals with diverse backgrounds, cultures, skills, and experiences, all part of a rapidly growing organization.

In 2025, we joined the Plexus Tech Group, a global technology leader, strengthening our international presence and enhancing our ability to create value for both clients and people.

ABOUT YOU

Are you a Data Mapper with strong attention to detail and a passion for structuring and documenting data mappings in a clear and consistent way? Do you enjoy ensuring accurate data alignment and transformation across systems, maintaining quality and consistency? Then this opportunity is for you.

WHAT YOU WILL DO

• Define and document data mappings between different systems and sources
• Ensure accurate data alignment and transformation, maintaining consistency and quality
• Analyze data structures and identify transformation and validation rules
• Collaborate with technical and business teams to clarify data requirements
• Validate and test mappings to ensure data integrity and accuracy
• Support data integration processes, ensuring alignment with defined data models
• Maintain clear and up-to-date documentation of data flows and rules

WHAT WE ARE LOOKING FOR

• Experience in defining and documenting data mappings
• Strong SQL skills (essential) for data analysis and validation
• Ability to analyze data structures and define transformation rules
• Strong attention to detail and focus on data quality
• Good communication skills with business stakeholders, translating functional requirements into clear data rules
• Ability to work with both technical and non-technical teams
• Sharp analytical mind with a keen sense of critical thinking
• English proficiency, enabling effective collaboration in a global context
• And above all: you know how to listen, think, ask, propose, and collaborate

WHY BI4ALL

At BI4ALL, data drives us, but people come first. Join a team of consultants, engineers, architects, and analysts passionate about solving problems and pushing innovation forward.

Collaboration is one of our core values - it’s just how we work. We encourage curiosity, support your growth, and value your input every step of the way.

Ready to make an impact? BI4ALL is the place for you.

DIVERSITY, EQUALITY, INCLUSION AND PURPOSE

We are an inclusive company, where all our candidates have equal opportunities and are treated in a fair and non-discriminatory way. In our day-to-day work we are focused on an active social and environmental purpose that contributes to the development of the surrounding society.

INTERESTED? SEND US YOUR APPLICATION AND COME MEET US

Let’s talk about the future - yours and the future of Data.