Alexander Vallejo currently serves as the Intervention Coordinator at The A21 Campaign since July 2022. Prior experience includes roles as Director de programas at Heartland Alliance International from October 2020 to June 2022, where responsibilities encompassed strategic planning and innovative program development, and as Project Coordinator from October 2017 to June 2020, focusing on protecting the rights of stateless individuals and providing legal services for migrants living with HIV. Earlier experience includes serving as Assistant Project Officer, facilitating a pilot project for unrecognized nationality individuals in the Dominican Republic, and as an Assistant Lawyer at Vallejo & Asociado. Alexander holds a Master's degree in Development and International Cooperation from the Universidad del País Vasco and a Bachelor's degree in Law from the Universidad Abierta para Adultos, along with a course in Monitoring, Evaluation, Accountability and Learning for Development Professionals from Humentum.