Senior Software Engineer

📋 Description

• Design, build, and optimize backend systems powering RTB and ML at scale.
• Handle billions of daily transactions with strict latency and reliability.
• Work in a distributed, low-latency environment.
• Collaborate across teams to deliver robust infrastructure.

🎯 Requirements

• Experience designing and implementing complex IT systems.
• Ability to develop user-friendly, versatile tools.
• Proficiency in Python, C++, Java, or Scala; Linux skills.
• Strong ability to optimize performance from design to production.
• Deep understanding of algorithms and data structures.
• Polish language at C1 level.

🎁 Benefits

• A highly competitive salary.
• Team of ML, Big Data, and distributed-systems experts.
• Remote work (100%) or offices in Warsaw or Cracow.
• Access to latest tech for large-scale projects.
• Optimize algorithms for hundreds of millions of users and ad views.
• See immediate impact of your work on business outcomes.