We are looking for a talented Systems Engineer to help us change the world of digital advertising together.


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


  • Engineering solutions to design, build, and maintain efficient large-scale systems
  • Work on our Continuous Deployment pipeline and build tools and improve our DevOps practices
  • Help troubleshoot and continue to scale our existing infrastructure
  • Work with the engineering teams to make sure our environments meet requirements and conform to best practices
  • Continue to evolve our analytics infrastructure to handle millions of events per second
  • Take care of our kubernetes and linux-based infrastructure


  • You have at least 3 years of experience in similar roles for high-traffic systems
  • You have experience with cloud-based infrastructure and monitoring
  • You are an expert in Linux-based systems
  • You’re comfortable with at least one scripting language
  • You have a degree in engineering, or a science degree and/or you have thoroughly studied the relevant computational fundamentals
  • You are a proactive person who likes the startup work culture


We are an AdTech family where innovative ideas and new ways to do things are welcome, 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 from Europe, LATAM and so many more!, where you will have the chance to impact directly on the company results. Everyone is willing to help because we are all committed to a common objective, making Seedtag the best company in the world!

Seedtag DNA is unique from the very beginning, we celebrate and embrace diversity, also we want all our members (They, he or she) to feel like home, all of the human differences are welcome.


  • Real flexible work methodology. The option to work from home when you need to, also real flexible working hours. Remote friendly.
  • A great workplace location with food, snacks, great coffee and much more.
  • Optional company-paid English and/or Spanish courses.
  • Access to learning opportunities (learning & development budget)
  • We love what we do, but we also love having fun. We have many team activities you can join and enjoy with your colleagues!
  • Access to a flexible benefits plan (plan de retribución flexible) with restaurant, transportation and kindergarten tickets and discounts on medical insurance

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