Staff Software Engineer

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RTB House is seeking a Senior Staff Engineer for its Bidding Platform team. The role involves designing, developing, and deploying complex software systems processing over 20 million requests per second in real-time ad auctions. Responsibilities include understanding ad technologies and standards (OpenRTB, MRAID, VAST), analyzing and improving ad workflows, designing and leading implementation of technical solutions, providing hands-on technical leadership, and collaborating with stakeholders. Required experience includes 10+ years in software development, 3+ years in tech leadership roles, deep knowledge of distributed IT systems, and C1 proficiency in English and Polish. Technologies used include Java, Python, Aerospike, Memcached, Google Cloud Platform, BigQuery, MinIO, Kafka, Clickhouse, PostgreSQL, Elasticsearch, Kubernetes, Prometheus, Jenkins, and Graphite. The position offers remote work or office options in Warsaw or Cracow, with cooperation based on a B2B contract.