Resource optimization is essential for achieving project efficiency, reducing costs, and meeting deadlines while continuing to maintain quality in the construction industry. However, many challenges to resource optimization are evident in this sector especially in the context of emerging economies. These include: (1) high initial costs; (2) labor shortages and skill gaps; (3) material availability and price volatility; (4) scheduling conflicts and delays; (5) environmental constraints; (6) complexity of integration of multiple stakeholders due resistance to change; and (7) unpredictable policy changes. Therefore, synchronizing tasks and resources on a construction project requires strategic planning and structured execution. This chapter on resource allocation and optimization explores the strategic principles, methods, and tools of resource optimization, detailing how these practices can rationalize construction activities, manage budgets effectively, and address labor, material, and equipment constraints. It discusses the foundational theoretical frameworks such as Lean principles, PERT, and CPM to provide the guidelines for resource allocation. With the increasing adoption of technology in the construction industry, resource optimization has advanced through innovations such as Building Information Modeling (BIM), Artificial Intelligence (AI), and Lean Construction techniques. This chapter delves into these approaches and their impact on boosting construction project performance. The penultimate section highlights the best practices adopted by the construction sector with real-world case examples. The chapter concludes with the identification of future trends and a roadmap for the construction companies in the emerging markets to effectively manage and optimize resources.