Is this you?
Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company, is looking for you
At TitanOS, we live by three core values:
- Make things happen – We take ownership, move fast, and deliver impact.
- No ego – We collaborate with respect and humility to reach shared goals.
- Show genuine passion – We love what we do and never stop learning.

Culture and environment are at the heart of our ethos. If the above resonates with you, keep reading because we believe you could be a perfect addition to our incredible team
Role overview
We are looking for a proactive and detail-oriented Advertising Intern to support our Ad Operations team in driving the performance of our CTV supply partners. This is a unique opportunity to learn from industry professionals and gain hands-on experience in digital advertising, campaign optimization, and account management within a fast-paced, international environment.
Key responsibilities:
- Assist in the day-to-day setup, monitoring, and reporting of advertising campaigns.




- Support the analysis of campaign performance and gather insights to help optimize results.
- Help manage relationships with supply partners by tracking campaign delivery and performance.
- Conduct market and competitor research to support growth opportunities.
- Learn how to use ad serving platforms and programmatic tools.
- Collaborate with internal teams (Sales, Product, CTV Supply) to support ongoing projects.
- Participate in regular team meetings and contribute ideas to enhance campaign execution.

What makes you a great fit:
- A Bachelor’s degree (or in progress) in Marketing, Advertising, Business, or a related field.
- A passion for digital media, advertising, and technology.
- Strong analytical mindset with attention to detail.
- Good Excel or Google Sheets skills.
- A team player with a proactive attitude and willingness to learn.
- Ability to thrive in a fast-paced, dynamic environment.

Reasons to ap

📌 Advertising Intern (Barcelona)
🏢 Titan Operating System
📍 Barcelona