Yalın Doğu Şahin and Mehmetcan Güleşis a Data Streaming Platform Engineer at Trendyol, managing over 40 Kafka clusters powering event-driven applications at scale. He specializes in building resilient Kafka architectures, automating operations with Ansible, and monitoring streaming platforms with Prometheus. With a background in site reliability engineering and networking, he ensures high availability and seamless client experiences. He has also contributed to custom Kafka exporters and implemented multi-DC Kafka strategies to enhance fault tolerance.