Alexander Sparkowsky has been a software developer since the 1980s. He started building embedded systems using Assembler and C. He became interested in Java in the 1990s. Since then, he is developing full-stack applications in various languages and for multiple platforms. The Spring Framework and Spring Boot are his favorite platforms. Recently, he started using Kotlin, which makes developing modern microservices even more fun. He enjoys learning and teaching new technology. When working in teams, he is a big fan of agile software development.