Shiweda was part of The National Stakeholders on Namibia accession's process to the convention on the protection and use of trans-boundary watercourses and international lakes which happened on 31 March 2022 in Windhoek, Namibia. She served in a purpose of improving the water supply and usage in Namibia. Shiweda was part of N$37m desalination plant for Bethanie project, where she strongly believed in "quality over quantity". she said that one need to invest into expensive and energy-consuming treatment processes known as membrane technology to reduce the concentration of contaminants, that are said to be not good for human consumption.