Position: Senior Java Developer
Category: Java
English level: upper
Years of experience: 5


**09/2020 - present**: Development of Backend for mobile app and tracking
Hands-on experience: Microservice event-driven architecture, DDD, CQRS,
ElasticSearch, Kaf ka, Spring, Camunda, Axon, Gradle, Java 11, GRPC
**03/2019 - 09/2020**: Development of custom Big Data platf orm based on Hadoop
Hands-on experience: contributing to Apache Spark and YARN with Scala and
Java, developing Apache and Airf low Kubernetes operators f or big data
engines using Go.
**03/2017 - 03/2019**: Development of IOT platf orm f or storing and handling Vehicle sensor data
Customers: agriculture, banking, logistics
Hands-on experience: Kubernetes as orchestrator f or microservices, Kaf ka
f or microservice interaction, Netty f or server to mobile device interaction,
Spring Boot as Web Backend f or interaction with users