Karsten Silz has been a Java developer for 22 years. He worked in 5 European countries and the U.S. In 2004, Karsten co-founded a software product start-up in the U.S. The product reached an 80% market share in the North American cable TV industry. During power outages, it protected TV, Internet, and phone services for 50 million households. Karsten led product development for 13 years and left after the company was sold successfully.

Since 2017, he has worked as a full-stack Java contractor for web (Angular) and mobile (Flutter) in Germany and the U.K. He co-founded the SaaS start-up “Your Home in Good Hands” (https://yourhomeingoodhands.co.uk) as CTO in the U.K. in 2020.

Karsten has a newsletter (https://bpfnl.substack.com), a developer website (https://bpf.li), and a contractor site (https://ksilz.com).