Rambabu Posa has 14 years of rich experience in Scala, Java, and BigData ecosystems. He has been working as Java developer since 2004 and Scala/BigData Developer since Mid of 2015. He loves functional programming in TDD (test-driven development) as a way of developing reactive microservices. He loves teaching, and has provided online training and written tutorials on Java, Scala, Cloud and BigData ecosystems. He loves developing Reactive systems using Lightbend's Reactive Platform technology stack, including Lagom Framework, ConductR, Scala, Akka Toolkit, Akka Streams, and Play Framework with AWS. He is a master of Apache Kafka (Kafka, KStreams, Connect, Schema Registry, Mirror Maker).

Mikhail Litvin is a passionate software engineer with more than 10 years experience in systems analysis, software design, and software architecture. During the day, Mikhail spends his time building highly scalable and resilient solutions for one of the leading Europe, e-commerce companies. Mikhail works with a variety of technologies such as, Scala, Akka, SQL/ NoSQL, AWS, Python, and others. He's interested in artificial intelligence and machine learning.
In a spare time, Mikhail enjoys riding his bicycle, fishing, and traveling.