A Boolean Searching developer creates, tests, and implements search algorithms that use Boolean logic, a form of algebra in which all values are reduced to either true or false. They design systems to search databases, websites, or systems to find specific information using Boolean operators like AND, OR, and NOT. This involves understanding user needs, developing appropriate search criteria, and refining the system based on feedback. They also ensure the search platform can handle complex queries and large amounts of data efficiently. Moreover, they constantly update their algorithms as per changes in data and user behavior.