Senior Backend Engineer
# Senior Backend Engineer **Affle** · Barcelona, Barcelona provincia · `On-site` 🕒 **Статус:** *Опубликовано: 13 дней назад* · *Источник: Indeed* --- ### About the Role Role Overview We are looking for a Senior Backend Engineer to work across our AdTech platform, including backend APIs, Real-Time Bidding (RTB) systems, and advertising reporting/data-processing services. The engineer will work across Python, Node.js, and Java and should be comfortable owning high-volume, production-grade backend systems. Key Responsibilities - Design and develop backend APIs for UI and platform functionality using Python and/or Node.js. - Build APIs supporting campaign management, configuration, reporting, and platform operations. - Develop and maintain Java-based RTB and Ad Exchange services. - Work on high-throughput, low-latency real-time advertising request/response processing. - Develop and maintain Python-based advertising reporting and data-processing services/scripts. - Work with event and reporting pipelines using technologies such as Kafka, databases, and cloud storage. - Troubleshoot and optimize production services, database queries, and data pipelines. - Participate in architecture, code reviews, testing, deployment, and production support. - Collaborate with UI, SDK, DevOps, QA, and other engineering teams. Required Skills - Strong experience with Python and/or Node.js backend development. - Working knowledge of Java and Scala (optional) and ability to contribute to an existing Java codebase. - Strong experience designing and developing REST APIs. - Strong SQL and relational database experience. - Experience with Kafka or similar event-streaming technologies. - Experience with distributed, scalable backend systems. - Experience with cloud infrastructure, preferably AWS. - Strong debugging, performance optimization, and production troubleshooting skills. - +3 years of experience in AdTech / programmatic advertising & understanding of RTB, OpenRTB, DSPs, SSPs, Ad Exchanges, bidders, impressions, clicks, and advertising reporting. - Experience building high-QPS, low-latency systems. - Experience with large-scale event processing and reporting pipelines. - Docker/containerized deployment and monitoring experience. Experience - 5+ years of backend/software engineering experience preferred. - We are looking for a strong hands-on engineer capable of independently understanding existing systems and taking ownership across API development, RTB/Ad Exchange services, and reporting/data pipelines.
Наблюдалась 2026-10-06, впервые 2026-09-23, источник — Indeed.