In one general aspect, a system and method are described for generating user interfaces at runtime. The system may include memory and processors to implement a gateway to receive a plurality of service requests, a first component to translate the plurality of service requests into structured query language statements and execute the structured query language statements, a second component to access a plurality of stored document models based on the executed structured query language statements, a service component to aggregate data based upon one or more of the document models and at least one service request, and a user interface generator to generate and provide a plurality of user interfaces configured to present the aggregated data.