Database Developer

Zagreb, Croatia

all eyes on screens (AEOS) is a data and tech startup at the forefront of innovation in advertising. Built on Big Data and ML/AI, our data-driven products drive TV understanding and engagement and are poised to reshape the TV advertising industry. Our clients  are some of the most sophisticated and advanced advertisers, such as L’Oréal, DAZN and eBay in the biggest European ad markets.

With data powering our products, our database is at the core of what we do. Our database(s) runs on 20+ servers cluster, utilizes tech stack optimized down to hardware level,  and serves TBs of data in near real-time. We seek to be at the frontier of open-source database applications.

Our Database team is growing and we are looking for sharp and motivated developers to join our team. If you are detailed-oriented, problem solver and passionate about large-scale and performant data serving, join us as a Database Developer.


What You'll Be Doing:

  • Designing: applying your know-how and judgement in designing and specifying schemas/tables, indexes, queries and procedures to deliver on business requirement.
  • Building and optimizing: applying your code writing skills to implement various queries and procedures, and data definitions objects. 
  • Collaborating: aligning with peers – within and beyond the database team – to proactively minimize code and logic defects.
  • Architecting: participating in discussions aimed at answering business problem and/or solving tech challenges, with other team(s) including not just technical ones such as data engineering but also business ones such as product team.
  • Documenting: maintaing accurate and relevant documentation of design decisions, changes, and updates to ensure clarity and sustained performance.
  • Improving practice: sharing knowledge with other members of the database to advance team’s output


What We Expect From You:

  • Strong knowledge of SQL with exceptional attention to detail
  • Basic to Moderate understanding of performance optimization in databases, with strong desire to advance and learn
  • Experience with leading DB products – ideally PostgreSQL, alternatively Oracle
  • Familiarity with designing and managing distributed databases is a plus
  • Structuring and problem-solving skills, with collaborative mindset
  • Strong communication skills in Croatian and English
  • Experience with cloud platforms like AWS or GCP is a bonus.
  • Ideally 3 or more years of experience in similar roles


What's in it for you?

  • Unique opportunity to work on a large-scale distributed database
  • Work with PostgreSQL, the open-source SQL database/platform that is the SQL database of the future
  • Competitive salary and benefits plan
  • A chance to shape the future and build an industry defining AI-powered product  
  • Diverse and challenging projects


If you recognize yourself, reach out to us.

Database Developer

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Database Developer

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