Bartosz Miller is a seasoned software developer and top-rated freelancer with significant expertise in Java development and software architecture. Currently a Top Rated Plus freelancer on Upwork since January 2021, Bartosz has achieved over $250K in earnings, placing in the top 3% of performers on the platform. Previous roles include Senior Java Developer positions at Clincase and GFT Group, where responsibilities included re-architecting legacy systems and developing solutions for major financial institutions. Bartosz holds a Master of Science in Computer Science from Lodz University of Technology, alongside a Bachelor of Science in Computer Science and experience abroad at Universitat Politècnica de València. Technical skills encompass Java 8, REST web services, Spring Boot, and various other technologies.