Pluxee is a general player in employee benefits and engagement that operates in 28 countries. Pluxee helps companies attract, engage, and retain talent thanks to a broad range of solutions across Meal & Food, Wellbeing, Lifestyle, Reward & Recognition, and Public Benefits. Powered by leading technology and more than 5,000 engaged team members, Pluxee acts as a trusted partner within a highly interconnected B2 B2 C ecosystem made up of more than 500,000 clients, 36 million consumers and 1.7 million merchants. Conducting its business as a trusted partner for more than 45 years, Pluxee is committed to creating a positive impact on all its stakeholders, from driving business to local communities, to supporting wellbeing at work for employees while protecting the planet.
Your next challenge Join Pluxee as a Senior Backend Engineer and become a key contributor to our mission of revolutionizing employee compensation. You’ll join the Payments Squad, a high-performance team dedicated to building the engine that moves money globally. We don’t just write code;
we design resilient, mission-critical systems where transactional precision, idempotency, and fault tolerance are at the heart of everything we do.
Key Responsibilities What You’ll Do Design for Resilience: Build and optimize robust backend services capable of handling high-volume traffic while ensuring 100% data consistency and system reliability. Evolve Distributed Architectures: Understand the complexities of existing systems and evolve them into scalable, event-driven architectures to meet future global product requirements. High-Stakes Quality: In Payments, there is no room for error.



You will be responsible for comprehensive testing (unit, integration, and acceptance) as well as advanced load and performance simulations. Operational Excellence & Observability: Monitor service health in production, using observability tools to proactively identify and resolve bottlenecks or anomalies. Technical Leadership: Share your expertise through deep code reviews, mentoring junior engineers, and documenting engineering standards that elevate the entire squad. AI-Driven Execution : Actively leverage AI tools and coding assistants on a daily basis to accelerate development cycles, automate repetitive tasks, and optimize overall team processes and delivery speed. Our Technical Stack Backend Core: Node.Js (Type Script), Nest JS (or similar frameworks). Data & State: Mongo DB (Atlas), Redis for caching and distributing locking and Posgre SQL for our ledger database Infrastructure: Docker, Kubernetes, Git Lab CI/CD (deploying multiple times daily). Observability: Sentry and Datadog/New Relic for real-time monitoring. AI & Productivity: Git Hub Copilot, Claude Sonnet, Chat GPT, and other Gen AI assistants. Collaboration: Git Hub, Git Lab, Slack, JIRA, Notion. (Note: You will collaborate closely with our React/React Native teams, but your focus will be 100% Backend).
You are a match Proven Senior Expertise: 5+ years of experience developing production-grade applications. Experience within the Node.Js ecosystem will be a plus. Distributed Systems Mastery: Deep understanding of race conditions, eventual consistency, idempotency, and message brokers. The "Payments Mindset": experience with banking systems,

📌 Software Engineer - Payment (Madrid)
🏢 PLUXEE ESPAÑA
📍 Madrid