As of now, an e-visa for Uganda does not grant Ecuador citizens permission to work within the country. The e-visa is solely for tourism-related activities. To get the most accurate and up-to-date information, you should contact the nearest Ugandan embassy or consulate or check the official website of the Uganda Directorate of Citizenship and Immigration Control. They can provide information on the specific visa requirements for Ecuadorian citizens and whether an eVisa is applicable for work purposes.
For Uganda e-visa, on the other hand, travelers are permitted to visit Uganda for short-term business trips such as work conferences, or commerce purposes. Do understand that a short-term business visa does not grant a work permit in the country. Read more essential information on Uganda e-Visa for travelers.