We are offering an Executive Assistant position in our Madrid office, to build the global contextual advertising leader.

The Executive Assistant will support the CEO and key members of the C-level. This will be a great opportunity to gain insight into the day-to-day business of a global scale-up company.


Seedtag is the leading Contextual Advertising Platform. Our proprietary, machine learning-based technology provides human-like understanding of the content in the web, the highest level of brand safety in the industry and unmatched cookieless targeting capabilities.

We engage with the market on both demand and supply side to create, activate and launch high-quality advertising campaigns at scale. We are committed to creating a more beautiful, respectful and engaging way to do advertising.


2014 · Founded by two ex-Googlers

2018 · 16M total turnover & Internationalization & Getting growth

2021 · Fundraising round of 40M€ & +10 countries & +230 Seedtaggers

2022 · Fundraising round of 250M€ + expansion into the U.S market + 400 Seedtaggers


  • Pro-active diary management of CEO and C-level executives complex calendars on an ongoing basis, working across multiple time zones and countries, ability to prioritize calendars based on business needs to ensure accurate scheduling.
  • Schedule and coordinate meetings, including attendee management, material preparation, room set-up and issue resolution.
  • Book meeting rooms, catering, and AV for meetings.
  • Plan & coordinate domestic and international travel plans end to end including all logistics and responsible for the travel budget.
  • Support CEO and C-level with any other additional admins tasks, such as: Maintaining and publishing organizational charts, contact lists, org level aliases and distribution groups.


  • You have a minimum of 3 to 5 years of experience in an Executive Assistant role supporting several Executives and you love your work.
  • You are self-motivated and you have strong time management skills to prioritize tasks and complete work without direct supervision.
  • You are able to work under pressure and meet deadlines in a fast-paced environment with multiple tasks requiring attention to detail and accuracy when working with different time zones.
  • You have a proactive approach to anticipating the executives’ needs and the ability to deal with ambiguity.
  • You have a high level of integrity and ability to maintain confidentiality of highly sensitive material with tact and professionalism.
  • You are proficient in G-Suite and other office applications needed to do your job.
  • You have strong written and verbal communication skills.
  • You have a perfect command of English and Spanish (written and spoken).


  • 🚀 Key moment to join Seedtag in terms of growth and opportunities.
  • 💯 One Seedtag: Work for a month from any of our open offices with travel and stay paid if you’re a top performer.
  • 🍽️🚘 Access to a flexible benefits plan with restaurant, transportation, and kindergarten tickets and discounts on medical insurance.
  • ⌛ Real flexible schedule to balance work and personal life. You will be free to choose your work from home and office time with our hybrid style.
  • 🏋 Gympass, you will have access to wellness apps with certified psychologists, nutritional plans, on-demand classes and much more.
  • 🇬🇧 🇪🇸 🇫🇷 Optional company-paid English, Spanish and/or French courses.
  • 📚 Odilo online school, where you can learn as much as you want.
  • 🍻 We love what we do, but we also love having fun. We have many team activities you can join and enjoy with your colleagues!


  • Growth: International, highly demanding work environment in one of the fastest growing AdTech companies in Europe. We reject "that’s the way it’s always been done". In Seedtag you can find an energetic, fresh workplace, multicultural work environment where our members are from different countries in Europe, LATAM, US and so many more!
  • Impact: The chance to have a direct impact, here you don't work for the sake of working, we all have an impact on seedtag in our own way, rowing in the same direction.
  • Diversity of methodology and people: Seedtag DNA is unique and highly appreciated by very different types of Seedtagers. We embrace diversity and encourage everyone to seek the best version of themselves and to show who they really are. With a total flexible methodology.
  • Flexibility: At Seedtag, we trust you, you can work from home, the beach or the office in our hybrid mode .

Are you ready to join the Seedtag adventure? Then send us your CV!