applicants
📍 This is an in-person role based in Madrid. Full professional proficiency in English is mandatory.
This role is ideal for someone early in their career who wants to become a true programmatic expert. You will learn how large-scale digital advertising campaigns are executed, optimized, and analyzed across major platforms.
You will focus on the operational side of programmatic advertising, ensuring campaigns launch correctly, deliver as expected, and continuously improve. There is no client contact involved — your impact is purely through execution quality and performance.
You will work closely with experienced team members who will provide guidance, structure, and clear processes.
In-office role in Madrid
Schedule: Monday–Thursday 9:00–18:00 · Friday 9:00–17:00
Language: Full professional proficiency in English required
• Exposure to high-volume, real-world campaigns across multiple platforms
• Hands-on learning in one of the most in-demand areas of digital advertising
• Clear processes and structured training
• Opportunity to grow into a senior specialist role over time
• Stable environment focused on execution excellence
To execute programmatic campaigns accurately and efficiently while developing strong technical and analytical skills in digital advertising operations.
• Prepare campaign setups across platforms (GAM, Xandr, DSPs, SSPs) following internal guidelines.
• Validate assets, trackers, targeting, and KPIs before launch.
• Use checklists to ensure campaigns go live on time and without errors.
• Monitor active campaigns daily to ensure proper delivery and pacing.
• Identify issues early and escalate when necessary.
• Support optimization actions such as creative rotation or targeting adjustments.
• Assist Sales and Account teams with operational tasks.
• Prepare materials, specs, and campaign information when required.
• Communicate clearly and promptly with internal stakeholders.
• Produce performance reports using templates.
• Track key metrics and highlight important changes.
• Maintain accurate records of campaign activity.
• Follow established workflows and best practices.
• Suggest small improvements as you gain experience.
• Learn new tools and platform features over time.
• 2+ years in digital advertising, campaign operations, or performance marketing
• Experience managing multiple tasks or campaigns simultaneously
• Familiarity with ad platforms, ad servers, or analytics tools
• Exposure to programmatic advertising is a strong advantage
• Internship or entry-level agency/publisher experience is acceptable
• Basic understanding of digital advertising concepts and KPIs
• Comfortable working with Excel or Google Sheets
• Strong attention to detail
• Ability to follow structured processes accurately
• Reliable and highly organized
• Curious and eager to learn
• Comfortable working with data and repetitive operational tasks
• Strong sense of ownership and responsibility
• Clear internal communication skills
• Positive, solution-oriented mindset
• Wellness Hub (Wellhub): Access to 5,000+ gyms and wellness centers, with the option to add a friend or family member throughout 2026
• 40 Days of Work From Home
• 25 Vacation Days
• Free drinks, coffee, and snacks bar
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.
Permanent · Full time · 28039 Madrid, Spain