How to pronounce the name suffix "je" in Dutch names?

I am researching my family tree, and I can't imagine how to say one of my ancestor's names.

She was called Catalyntje, and I've heard "je" was a suffix added to a few names in Holland. Does anyone know how to say this name?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).