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Desarrollador Full Stack Senior (Java + React)

📅 Sep 9
Java 21Spring Boot 3WebfluxReact 18
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📜 Description

  • Design and build REST APIs and the Backend for Frontend (BFF) layer.
  • Implement business logic for operations, covenants, and financial calculations including NPV, IRR, Duration, and stress testing.
  • Build user interfaces with React 18.
  • Develop and maintain AWS AppFlow integration adapters using resilience patterns such as circuit breakers, retries, backoff, and dead-letter queues.
  • Work with event-driven architecture using Kafka / MSK.
  • Ensure quality through unit tests and continuous integration, collaborating with BA and QA on requirements.

🛠️ Requirements

  • 5+ years of experience.
  • Degree in Systems Engineering, Software Engineering, Computer Science, or a related field.
  • Experience with Java 21 and Spring Boot 3 (WebFlux).
  • Experience with React 18 and TypeScript.
  • Knowledge of PostgreSQL / Aurora and event-driven architecture using Kafka / MSK.
  • Experience with REST and SOAP APIs, AWS AppFlow integrations, and Git.
  • Intermediate English proficiency; the application requirements specify English B1 and native Spanish.
Full job description

Desarrollador Sr Fullstack Java + React


Nos encontramos en búsqueda de un/a ingeniero/a senior para diseñar y construir servicios de backend, integraciones y experiencias de usuario dentro de una plataforma con un fuerte componente financiero. Buscamos un perfil autónomo, con criterio técnico sólido y comodidad trabajando en arquitecturas modernas orientadas a eventos.


🎯 Principales responsabilidades

  • Diseñar y construir APIs REST y la capa BFF (Backend for Frontend).

  • Implementar lógica de negocio: 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, aplicando patrones de resiliencia (circuit breaker, retry/backoff, dead-letter queues).

  • Trabajar sobre una arquitectura event-driven (Kafka / MSK).

  • Asegurar la calidad mediante pruebas unitarias e integración continua.

  • Colaborar de forma cercana con BA y QA en la definición y validación de requerimientos.


🛠️ Requisitos

  • +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).


➕ Deseables (suman)

  • Certificación AWS Certified Developer o Solutions Architect – Associate.

  • Oracle Certified Professional, Java.


💡 Habilidades clave

Autonomía, resolución de problemas, atención al detalle en cálculos financieros y buena comunicación con equipos de BA y QA.


🌎 Condiciones de la posición

  • Modalidad: 100% remoto — LATAM.

  • Contratación: Contractor.

  • Pago: en USD.

  • Idioma: Inglés intermedio (excluyente).


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