A system for mixing fluids for oilfield applications, the system including a first storage vessel (101) configured to hold a first material and a first mixing device (108) in fluid communication with the first storage vessel. The system also including a second mixing device (115) in fluid communication with the first mixing device and a second storage vessel (102) in fluid communication with the second mixing device, wherein the second storage vessel is configured to hold a second material. Additionally, the system including a pump (109) in fluid communication with at least the second storage vessel and the first mixing device, wherein the pump is configured to provide a flow of the second material from the second storage vessel to the first mixing device, and wherein the first mixing device is configured to mix the first material and the second material to produce a wellbore fluid.