At Amaala Company, Dr. Youmni participated in the development of the Amaala regional master plan, planning guidelines and codes, and the development of the Amaala regional infrastructure and technical regulations. He was also involved in the development of Amaala airport project. Dr. Youmni also played a crucial role in the development of the land use, urban planning, and municipal affairs framework, and the establishment of the Land, Urban Planning & Municipal Affairs department.

Furthermore, his noteworthy accomplishments encompass the successful development and implementation of a diverse range of crucial processes and procedures. Among these achievements are the establishment of comprehensive design review systems, meticulous compliance protocols, streamlined permitting processes, and meticulous operational licensing procedures. Moreover, he has also played a pivotal role in the development and standardization of manuals dedicated to subdivision and plot registration, further enhancing the efficiency and efficacy of these fundamental aspects of the project development lifecycle. These contributions showcase his exceptional expertise and dedication to fostering a seamless and organized approach to various facets of the industry.