XCAInternational is a leading company in the information technology sector, with a strong market presence and a dynamic, collaborative work environment. Our focus on innovation and technological development has enabled us to establish ourselves as industry benchmarks. We offer our employees opportunities for professional growth and skill development within a stimulating and continuously evolving environment. Location: Mexico City. We are seeking a **Senior API Developer** with extensive experience in ApigeeX to lead the design and development of secure, highly available REST APIs. You will integrate identity platforms, implement OAuth2/JWT/mTLS, and apply secure architecture and performance best practices. **Key requirements:** 5+ years in API/microservices development, 3+ years with Apigee (Edge/ApigeeX), cloud experience (GCP/AWS/Azure), application security, and high-transaction projects Position type: Full-time, Project-based or fixed-term contract Contract duration: 6 months Salary: Up to $40,000.00 per month Education: * Completed bachelor’s degree (Mandatory) Experience: * Development: 1 year (Mandatory) Language: * English (Desirable)