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Senior Desarrollador Full Stack – Java, React

Jobtailor

Berlin, State of Berlin, Germany

16 September 2026

Diseñar y construir APIs REST y la capa BFF (Backend for Frontend) Implementar lógica de negocio para registro de operaciones, covenants y motor financiero (NPV / IRR / Duration / stress testing) Construir la UI en React 18 Desarrollar y mantener adaptadores de integración con AWS AppFlow Aplicar patrones de resiliencia: circuit breaker, retry/backoff y dead-letter queues Trabajar sobre una arquitectura event-driven (Kafka / MSK) Asegurar la calidad mediante pruebas unitarias e integración continua Colaborar con BA y QA en la definición y validación de requerimientos Requirements +5 años de experiencia Titulación en Ingeniería de Sistemas, Ingeniería de Software, Ciencias de la Computación o afín Java 21 y Spring Boot 3 (WebFlux) React 18 y TypeScript PostgreSQL / Aurora Experiencia en arquitectura event-driven (Kafka / MSK) APIs REST y SOAP Integración vía AWS AppFlow Git Inglés intermedio (lectura, escritura y conversación), excluyente Certificación AWS Certified Developer o Solutions Architect – Associate (deseable) Oracle Certified Professional, Java (deseable) JAVA - Expert REACT - Expert English - B1 Spanish - NATIVO Core Competencies Demonstrates expertise in designing and building REST APIs and BFF layers, with a strong focus on event-driven architecture and integration with AWS services. Proficient in React 18 and TypeScript, ensuring high-quality software through unit testing and continuous integration. Highest-signal resume keywords Java 21 Spring Boot 3 React 18 Event-Driven Architecture AWS AppFlow Hard Skills APIs REST APIs SOAP PostgreSQL TypeScript Unit Testing Business Logic Implementation Resilience Patterns Integration Development Stress Testing Git Soft Skills Collaboration Communication Certifications & Qualifications AWS Certified Developer AWS Certified Solutions Architect – Associate Oracle Certified Professional, Java Industry Keywords Engineering Software Development Computer Science Event-Driven Architecture Tools & Technologies AWS AppFlow Kafka MSK #J-18808-Ljbffr