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Hire expert Data Visualizers in Barcelona, Spain

Post a project and get matched with Data Visualizers in Barcelona, Spain. Matched in 24 hours. No agency fees.

1
Post your project
Takes 3 minutes
2
Meet your expert
Within 24 hours
3
Launch your project
Flexible payment options
+14k more Data Visualizers on Twine
Víctor C.
Data Visualizer
★★★★★ 5.0
marloesslotboom
Data Visualizer
★★★★★ 5.0
Eixurri
Data Visualizer
★★★★★ 5.0

Trusted by 10,000+ companies of all sizes

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Meet the experts behind high growth companies.

Every Data Visualizer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.

Available
Data Visualizer

Azure, Data Science, Data Visualization

Hello, I'm José Luis Arqués Arroyo, a results-driven IT and data solutions professional based in Barcelona. I proactively support customers with the use and development o...

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Available
Data Visualizer

ArcGIS, Azure, Data Visualization

I am a results-driven data analyst with over 4 years of experience building Power BI dashboards, optimizing SQL and PySpark data pipelines, and automating reporting workf...

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Available
Data Visualizer

Hi there! I’m Eneko Monteagudo Leranoz, a data analytics professional with hands-on experience in SQL, ETL, and BI reporting. I’ve built and maintained 40+ Power BI dashb...

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Available
Data Visualizer

Data Science, Data Visualization, Microsoft Excel

I am a Senior Quantitative Researcher and Market Insights Consultant with over 14 years of experience leading end-to-end quantitative research projects across Europe, Lat...

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Available
Data Visualizer

3D Animation, 3D Design, Adobe After Effects

Award-winning multidisciplinary creatives specializing in crafting visual stories for brands through Art Direction, Motion Graphic and Graphic Design. Portfolio: thin...

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Available
Data Visualizer

AI Data Labelling, Data Science, Data Visualization

Hi, I'm Samuele Lacchini, a linguistics-informed NLP professional based in Barcelona. I specialize in natural language data annotation and linguistic analysis to help bui...

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Available
Data Visualizer

Data Visualization, Power BI, Python

I am a Data Analyst and Business Administration graduate with solid experience in administration, finance, accounting, and client management. I’m excited to apply my anal...

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Available
Data Visualizer

AI Data Labelling, Data Science, Data Visualization

I'm a Data Scientist and Analyst with 3+ years of experience turning large, messy datasets into actionable insights. I've worked across genomics, environmental data, and ...

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Available
Data Visualizer

Data Visualization, Looker Studio, Power BI

I’m Isabel Martin, a data analyst with nine years of experience turning data into practical business insights. I transform complex data into clear dashboards and automate...

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Available
Data Visualizer

Azure, Data Visualization, ETL

I'm Mario Castillo Gutierrez, a Junior Engineer at NTT DATA based in Barcelona, Spain. I'm passionate about data-driven systems, software development, and Business Intell...

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We have over 14,500 Data Visualizers who've worked in many different industries and cover various styles and skillsets.

Start your search

What companies hire Data Visualizers for

Projects that brands and startups post most often.

Brand identity refresh

Logo, type system, colour, brand guidelines, and rollout assets for an existing brand reboot.

Refresh your brand

Product launch creative

Hero imagery, ad creative, packaging mockups, and launch landing page for a new SKU or product.

Create launch assets

UI/UX for MVP

End-to-end product design from wireframes to high-fidelity Figma components.

Design your MVP

Ad creative at scale

Static and motion ad units across Meta and TikTok: multiple variants for testing.

Scale your ads

Browse related Data Visualizer roles in Barcelona, Spain

Development specialisms and the cross-functional roles you'll often hire alongside.

Other creatives in your area

We've got more than Data Visualizers in Barcelona, Spain

or widen your search to Data Visualizers in Spain

Reviews

Trusted by companies around the world

Chukwudi did a great job. The Customer 360 solution gave us visibility into our customers that we simply didn’t have before. By bringing together data from multiple platforms, we can now track customer journeys, identify high value customers, and make more informed business decisions. The quality of the work, communication,...

Kassy @ Hemdi Digital

May 31, 2026

Great work with modern design aesthetics and clean layout structure. Very responsive and easy to work with.

Fitri @ AyNaraConcepts

May 19, 2026

Saiteja Bandaru operates at a level that is exceptionally rare in AI and data science. From the beginning, he approached our project not as a freelancer, but as a true strategic technology partner — deeply understanding the business problem, architecting intelligent solutions, and delivering a production-ready AI system...

Ethan @ DeepMails AI

May 10, 2026

Ashley really went above and beyond and delivered a great product for my daughters FIRST birthday! Will reach back out when I need her each and everytime!

Taniesa @ Personal

Feb 19, 2026

Realtime Zendesk Monitoring Dashboard for Technical Services Software

Theodes @ Komatsu Mining Technology Solutions

Feb 10, 2026

I am pleased to recommend Oyediran Oluwaseyifunmi, a highly valuable member of our team who consistently demonstrated professionalism, initiative, and strong analytical skills. Oyediran took ownership of key responsibilities across multiple projects, particularly those requiring data driven insight. Her expertise in data...

Mr. @ Big Way Entertainment

Jan 26, 2026

5 star reviews

Clients Rate Twine Data Visualizers 4.99 / 5.0

on average across 190 reviews

How it works

  1. 1

    Post your project

    3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.

  2. 2

    Meet your expert

    Within 24 hours, you'll see a shortlist of vetted Data Visualizers matched to your project.

  3. 3

    Launch your project

    Flexible payments on your terms, bill experts directly or use the Twine vault for added security.

How pricing works on Twine

Transparent rates, no hidden markup, and a payment path for every need.

The quote is the number.Nothing added on top.

Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.

No hidden markup

Pay direct.0% commission.

Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.

0% off-platform payments

Pay via Vault.Your money is protected.

Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.

10% up to $10k · 5% over $10k

Estimate your budget

Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.

Your project

Mid-level (3–5 yrs)
2–4 weeks

Estimates only. Actual budget is set by you and agreed with your expert before any work begins.

ESTIMATED RANGE

€2,400 €6,500

How we got here

  • Mid-level day rate: ~€240–€325/day
  • 2–4 weeks = 10–20 working days
  • Range: €2,400–€6,500

Twine vs. the alternatives

Frequently asked questions

Common questions answered before you post a project.

A Data Visualizer transforms complex data sets into visually engaging representations, making it easier for stakeholders to understand insights and trends. They utilize various tools and software to create charts, graphs, and interactive dashboards, ensuring information is accessible and actionable. Data Visualizers collaborate closely with data analysts and business leaders to identify key performance indicators (KPIs) and tailor visual representations that drive decision-making. Their work is crucial in fields such as marketing, finance, and healthcare, where data-driven decisions can significantly impact outcomes.

To hire a Data Visualizer in Barcelona, start by defining your project needs, including scope, timeline, and budget. Utilize platforms like Twine to post your job, clearly outlining the skills and experience required. Engage with local freelance communities or professional networks to identify potential candidates. Review portfolios to assess their previous work and ensure their style aligns with your vision. Conduct interviews to gauge their expertise and communication skills, ensuring they can translate your data into visuals effectively. Finally, consider cultural fit and local knowledge, as these can enhance collaboration.

The cost to hire a Data Visualizer in Barcelona varies based on experience levels:

  • Beginner: €20 - €35 per hour
  • Junior: €35 - €50 per hour
  • Mid-level: €50 - €75 per hour (industry average)
  • Senior: €75 - €100 per hour
  • Expert: €100 - €150+ per hour

These rates can fluctuate based on the complexity of the project and the specific skills required.

Exceptional Data Visualizers possess a unique blend of analytical skills and creativity. They have a deep understanding of data interpretation and visualization principles, allowing them to present information clearly and effectively. Key qualities include:

  • Strong storytelling ability to convey insights persuasively.
  • Proficiency in visualization tools such as Tableau or Power BI.
  • Attention to detail, ensuring accuracy in data representation.
  • Adaptability to different data types and industries.
  • Excellent communication skills for collaboration with stakeholders.

These attributes contribute to creating impactful visualizations that drive informed decision-making.

To recognize the perfect Data Visualizer, assess their portfolio for diversity and creativity in their visualizations. Look for evidence of their ability to simplify complex data into understandable visuals. Check client testimonials and reviews to gauge their reputation and reliability. During interviews, ask about their approach to data interpretation, their familiarity with your industry, and their ability to meet deadlines. Additionally, evaluate their communication skills and willingness to collaborate, as these are crucial for successful project outcomes. A great fit will not only deliver quality work but also align with your project needs and culture.

When interviewing a Data Visualizer, consider asking the following key questions:

  • Can you describe your process for transforming data into visual formats?
  • What tools and software do you prefer for data visualization, and why?
  • Can you share examples of projects where your visualizations significantly impacted decision-making?
  • How do you ensure accuracy and clarity in your visual representations?
  • What challenges have you faced in previous projects, and how did you overcome them?

These questions will help you evaluate their expertise, problem-solving skills, and fit for your specific project.

Hiring a freelance Data Visualizer offers flexibility and potentially lower costs, as freelancers often have lower overhead compared to agencies. Freelancers can provide personalized attention and direct communication, which can lead to a more tailored approach. However, agencies typically offer a broader range of services, including project management and access to a team of professionals with varied expertise. An agency might be better suited for larger projects requiring diverse skill sets or tight deadlines. Ultimately, the choice depends on your project scope, budget, and the level of support you need.

A comprehensive project brief for a Data Visualizer should include the following elements:

  • Project overview: A brief description of the project’s purpose and objectives.
  • Scope of work: Detailed tasks and deliverables expected from the Data Visualizer.
  • Required skills: Specific tools, software, and experience needed for the job.
  • Timeline: Clear deadlines for project milestones and final delivery.
  • Budget: An outline of your budget range for the project.
  • Target audience: Information about who will be using or viewing the visualizations.

Providing this information helps attract the right candidates and ensures alignment on expectations.

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted Data Visualizers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance Data Visualizers, making it easy to find the perfect creative professional for your project.

Ready to hire your next Data Visualizer?

Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.

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