Senior Java Developer

Description

Job Summary: We are seeking a Senior Backend Java Developer to build and evolve the orchestration layer, connecting corporate services with mobile and web applications. Key Highlights: 1. Develop the orchestration layer between BAAS/BCS services and applications. 2. Design, implement, and maintain microservices/REST APIs. 3. Participate in the continuous improvement of the digital platform. Senior Java Backend Developer Backend Java Developer Work Mode: Hybrid, CDMX Required Knowledge: 5+ years of Java development experience. Spring Boot, Spring Data, Spring Security Java 17+, Swagger / OpenAPI. Automated Postman collections. Maven/Gradle, Git, Bitbucket/Github, Confluence. JUnit5, Mockito. REST Internal APIs and SOAP Services (when applicable for legacy core). Design patterns (Facade, Composite, Strategy, Adapter). Solid understanding of application architecture. Strong programming logic proficiency. Knowledge of design patterns. · Responsibilities: The Backend Developer BFF is responsible for building and evolving the orchestration layer that connects corporate backend capabilities (BCS/BAAS) with mobile and web applications, ensuring exposed services are delivered efficiently, consistently, and with a customer-centric focus. Responsibilities Develop the orchestration layer between BAAS/BCS services and mobile/web applications. Consolidate, transform, and enrich data from multiple services to meet the requirements of target services. Implement lightweight business logic appropriate for the BFF level (without duplicating BAAS logic). Design, implement, and maintain microservices/REST APIs (or GraphQL) optimized for mobile consumption. Minimize the number of calls required by the UI through composite endpoints. Version and document APIs according to corporate guidelines. Implement input/output validation policies, error handling, timeouts, and circuit breakers before exposing to the gateway. Implement metrics, structured logging, distributed tracing, and transaction correlation. Resolve incidents and issues related to the BFF layer. Analyze and optimize endpoint performance. Participate in the continuous improvement of the digital platform. Foster a collaborative work environment. · Desired Knowledge: Codility certification Knowledge of security model implementation.-Requirements- Minimum Education: Higher Education – Bachelor's Degree 5 years of experience Skills: Java Keywords: developer, programmer, senior, sr