Leoni has extensive International development experience in climate resilience and disaster management over five years. At Oxfam in Indonesia, Leoni led strategic Anticipatory Action initiatives to strengthen development effectiveness including developing e-learning courses and capacity strengthening programs for local and external stakeholders, and promoting good practices within the sector. Previously, Leoni has contributed to research and development through the Resilient Cities Network and holds certification as a Senior Operator for Community-Based Resilient Villages Toward Disaster and Health Crisis.