Job Summary: We are seeking an API Design Specialist with experience in microservice and API development, contract design, and banking security. Key Highlights: 1. Microservice and API development with Java (Spring Boot) or Kotlin 2. Contract definition following OpenAPI/Swagger standards 3. Implementation of authentication and security protocols We are a consultancy with over 15 years of experience serving diverse clients worldwide; we have a presence in Europe, the United States, Asia, and Mexico. We are currently seeking your talent to join us as: (API Design Specialist): Responsibilities: • Design and Implementation: Develop microservices and APIs using Java (Spring Boot) or Kotlin. • API Lifecycle Management: Define contracts following OpenAPI/Swagger standards (REST/JSON). • System Integration: Connect internal and external services via Middleware, ESB, or iPaaS. • Banking Security: Implement authentication and security protocols such as OAuth 2.0 and JWT. • Data Handling: Map complex structures (XML to JSON, DB2/Oracle transactions). • Optimization: Monitor and improve API performance (latency and high concurrency). Requirements: • Experience: 5+ years in software and API development. • Advanced proficiency in Java, Spring Boot, and microservices. • Practical experience with REST and SOAP APIs. • Knowledge of containerization (Docker/Kubernetes) and cloud deployment (AWS/Azure). Work Modality: Hybrid (primarily remote). • Schedule: Monday to Friday, from 9:00 am to 6:00 pm. • Location: Insurgentes Sur, CP 03230, CDMX. We Offer: • Statutory Benefits: (12 vacation days in the first year, 15-day Christmas bonus, 25% vacation premium, Social Security). • Benefits exceeding statutory requirements. • Courses and/or certifications. • Profit-sharing payment (PTU). • Career development plan. If you meet the profile, don’t hesitate to apply! -Requirements- Minimum Education: Higher Education – Bachelor’s Degree 5 years of experience Age: between 25 and 50 years Keywords: specialist, especialista