Senior Backend Engineer — Payments Systems

Pluxee España; Burgos; Presencial; EUR 60.000 - 95.000; Jornada completa

Descripción de la vacante

Pluxee España is seeking a Senior Backend Engineer to join the Payments Squad and help build the engine that moves money globally. You will design resilient, scalable backend services using Node.js/TypeScript, with a focus on data consistency and fault tolerance.

Collaborate with React teams; mentor juniors; lead testing and performance simulations; apply shift-left security; leverage GenAI tools to accelerate delivery.

Formación

• 5+ years of production-grade backend experience.
• Strong knowledge of Node.js and TypeScript is a plus.
• Deep understanding of race conditions, eventual consistency, idempotency, and messaging.
• Experience with banking systems, payment gateways, or ledger/reconciliation is a plus.
• Fluent in Spanish and English.

Responsabilidades

• Design and build robust backend services for high-volume traffic.
• Conduct unit, integration, and acceptance testing.
• Perform code reviews and mentor junior engineers.
• Document engineering standards and contribute to architecture.
• Collaborate with React/React Native teams while focusing on backend.

Conocimientos

Backend experience

Node.js

TypeScript

NestJS

Race conditions

Eventual consistency

Idempotency

Message brokers

Testing patterns

English fluency

Spanish fluency

Payments mindset

Herramientas

MongoDB

Redis

PostgreSQL

Docker

Kubernetes

GitLab CI/CD

Sentry

Datadog

New Relic

GitHub Copilot

Descripción del empleo

Pluxee España is seeking a Senior Backend Engineer to join the Payments Squad and help build the engine that moves money globally. You will design resilient, scalable backend services using Node.js/TypeScript, with a focus on data consistency and fault tolerance.

Collaborate with React teams; mentor juniors; lead testing and performance simulations; apply shift-left security; leverage GenAI tools to accelerate delivery.