Methods and systems are provided for declaratively configuring a sign up process and a sign up page for a particular service provider. User interface(s), which can be displayed at a user system of a particular service provider, can include a plurality of options for declaratively configuring different sign up processes and sign up pages for the particular service provider. After receiving a selection of one of the options to configure the sign up process and the sign up page, inputs can be received that can include an input that specifies one of a plurality of different types of identifiers associated with a user to be verified as part of the sign up process, and one of a plurality of different types of identity verification processes to define how the user will be verified as part of the sign up process for the service provider.