About the Author

Jaroslaw Krochmalski is a passionate software designer and developer who specializes in the financial domain. He has over 12 years of experience in software development. He is a clean-code and software craftsmanship enthusiast. He is a certified scrum master and a fan of Agile. His professional interests include new technologies in web application development, design patterns, enterprise architectures, and integration patterns.

He has been designing and developing software professionally since 2000 and has been using Java as his primary programming language since 2002. In the past, he has worked for companies such as Kredyt Bank (KBC) and Bank BPS on many large-scale projects, such as international money orders, express payments, and collection systems. He currently works as a consultant at Danish company 7N as an infrastructure architect for the Nykredit bank. You can reach him via Twitter at @jkroch or by email at jarek@finsys.pl.