Senior Frontend Software Engineer

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Full job description

RTB House seeks a Senior Frontend Engineer for its Bidding Platform team. The role involves designing and implementing high-performance frontend ad display solutions using JavaScript/TypeScript, adhering to ad industry standards (OpenRTB, MRAID, VAST). Responsibilities include developing monitoring systems for reliability and viewability metrics, collaborating with backend and Ads Layouts teams, and providing technical leadership including code reviews and project planning. Requirements include 8+ years of complex web software development experience, proficiency in JavaScript/TypeScript and build tools (Webpack, Vite), strong web performance optimization skills, knowledge of Internet protocols, production system monitoring, full-stack concepts, and C1 level English and Polish. Experience in AdTech and Real User Monitoring is a plus. The position offers remote work or office presence in Warsaw or Cracow, cooperation on a B2B contract, and work on high-quality, performance-focused projects within an interdisciplinary team.