Senior Backend Engineer – Scalable Payments Platform

Pluxee; Madrid; On-site; EUR 70,000 - 100,000; Full time

Job summary

Pluxee is seeking a Senior Backend Engineer to design, build and optimize robust backend services that power our global employee benefits platform. You will contribute to a high-performance stack with TypeScript, Node.js and MongoDB, ensuring reliability, security and maintainability.

You will collaborate with product, design and engineering teams to ship features, improve performance and evolve architectures.

Qualifications

• Proven experience developing production applications in Node.js or other similar languages.
• Strong understanding of backend architectures and scalable systems.
• Experience with RESTful APIs and data modeling.
• Familiarity with CI/CD workflows and automated testing.
• Ability to write clean, maintainable, well-tested code.
• Excellent collaboration and communication skills.

Responsibilities

• Produce simple, maintainable code and continuously seek improvements.
• Ensure the platform performs well under load and optimize critical paths.
• Evolve architectures to meet future product requirements.
• Deliver high-quality code using best practices and thorough testing.
• Work with cross-functional teams to implement robust backend services.

Skills

Node.js

TypeScript

API design

Testing

Tools

GitlabCI

MongoDB

Sentry

Jira

Job description

Pluxee is seeking a Senior Backend Engineer to design, build and optimize robust backend services that power our global employee benefits platform. You will contribute to a high-performance stack with TypeScript, Node.js and MongoDB, ensuring reliability, security and maintainability.

You will collaborate with product, design and engineering teams to ship features, improve performance and evolve architectures.