(small task)CODESYS 3.5 PLC Chemical Mixing Control

I need support with a PLC control project in CODESYS 3.5. The task is to create a simple and understandable sequential control program for a chemical mixing tank / dissolver system The solution should be clean, well-structured, and easy to understand... (Budget: €8 - €30 EUR, Jobs: Automation, Chemical Engineering, Control Engineering, Control System Design, Electrical Engineering, Instrumentation, PLC, Process Automation)