Refinery89 is looking for a proactive and creative Junior Digital Marketing Intern (Becario) to support our Marketing team in Madrid. This opportunity is designed for a recent graduate who wants to develop practical skills in digital marketing within a fast-growing AdTech environment. You’ll work under the guidance of our CMO and collaborate with different teams while learning how marketing initiatives are planned, executed, and measured across EMEA.

🚨 This is an in-person internship based in our Madrid offices. Applicants must already reside in Madrid and have at least a B2 level of English. 🚨

Key Responsibilities (Learning Areas)

Under supervision, you will learn to:

• Assist in creating and scheduling content for social media, newsletters, and our website.
• Support marketing campaigns (email, paid, and organic) by preparing assets and collecting performance data.
• Collaborate with internal teams on case studies, presentations, and internal communication materials.
• Help maintain and update marketing materials, including website content and visual assets.
• Conduct basic market research and competitor benchmarks to identify trends.
• Assist with event coordination for internal meetings, conferences, or partner-related activities.
  
  
  

Qualifications

• Education: Bachelor’s degree in Marketing, Communications, Business, or a related field. Recent graduates or candidates eligible for a becario contract are welcome.
• Experience: Prior internships or academic projects in marketing, communication, or advertising will be considered a plus.
• Languages: Minimum B2 level of English.
• Technical Knowledge: Familiarity with Google Analytics, Google Ads, Meta Ads Manager, Canva, or similar tools is an advantage.
  
  
  

Skills

• Strong attention to detail and eagerness to learn.
• Clear written and verbal communication skills.
• Basic understanding of digital marketing fundamentals (SEO, PPC, social media, analytics).
• Organized and proactive approach to tasks.
• Creative mindset with interest in data-driven marketing.
  
  
  

What You Will Gain

• Hands-on learning in a dynamic and international environment.
• Day-to-day mentoring from experienced marketing professionals.
• Competitive becario compensation package.
• Exposure to the AdTech ecosystem and digital performance marketing.
• A relaxed, direct, and open Dutch-influenced work culture.
• Team gatherings on Friday afternoons.
  
  
  

About Refinery89

Refinery89 is an AdTech company headquartered in Amsterdam with offices in Madrid. We help publishers optimize programmatic performance using advanced, data-driven technology. Our international team works to make digital advertising more transparent, efficient, and impactful.

📍 Location: Madrid, Spain

💼 Type: Internship (Becario)

🕒 Schedule: Full-time

📅 Start Date: January

If you’re ready to start your career in digital marketing and grow in a fast-moving AdTech environment, we’d love to hear from you. 🚀