Haseeb Asif is a dual degree master student at the KTH Royal Institute of Technology, Stockholm, and TU Berlin. His primary focus of work is in distributed systems and Data intensive processing. He wrote his master thesis on External Streaming State Consistency and Processing Guarantees for Apache Flink. His research work is focused on performance optimization of state backends. In particular, stream processing using modern data stream processing engines, i.e. Apache Flink.