Software Engineer

Posted 4 Days Ago
Be an Early Applicant
Madrid, Comunidad de Madrid, ESP
In-Office
Senior level
Consumer Web
The Role
Design and build resilient, high-throughput backend payment services. Evolve distributed, event-driven architectures ensuring idempotency, data consistency, and fault tolerance. Own testing (unit/integration/acceptance), performance simulations, observability in production, mentor engineers, and leverage AI tools to accelerate delivery. Collaborate with Product, QA, DevOps, and frontend teams.
Summary Generated by Built In

At Pluxee, we shape the world of employee benefits and engagement by bringing to life a personalized and sustainable employee experience, at work and beyond.

Permanent Regular

Job Description:

The Software Developer plays a central role in designing, building, and maintaining scalable, secure, and high-performing digital products across Pluxee’s ecosystem. Embedded within an agile squad, this role collaborates closely with Product Managers, Designers, QA, and DevOps to turn business requirements into working software.
As part of a global, cloud-native product organization, the Software Developer ensures code quality, performance, and maintainability through best-in-class engineering practices.

Pluxee is a global 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 B2B2C 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 (TypeScript), NestJS (or similar frameworks).
  • Data & State: MongoDB (Atlas), Redis for caching and distributed locking.
  • Infrastructure: Docker, Kubernetes, GitLab CI/CD (deploying multiple times daily).
  • Observability: Sentry and Datadog/New Relic for real-time monitoring.
  • AI & Productivity: GitHub Copilot, Claude Sonnet, ChatGPT, and other GenAI assistants.
  • Collaboration: GitHub, GitLab, 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, payment gateways (Stripe, Adyen, etc.), ledger systems, or reconciliation processes will be a pluz.
  • Distributed Systems Mastery: Deep understanding of race conditions, eventual consistency, idempotency, and message brokers is a must.
  • AI-Empowered Developer: A strong inclination to lean on AI tools for problem-solving, code generation, and workflow optimization, always looking for ways to work smarter and improve team efficiency.
  • Problem-Solving DNA: A systematic approach to troubleshooting complex issues in high-concurrency environments.
  • Quality First: Extensive experience with automated testing patterns and a "shift-left" security mindset.
  • Growth Mindset: A passion for continuous learning, open to feedback, and a drive to help others improve their craft.
  • Spanish & English fluency.

☀️ Happy at work

1) A meaningful job: Be the change! Help us build the future of employee benefits by bringing to life sustainable and personalized experiences and contribute to make a real impact on millions of lives. Our business model delivers not just for individuals but their communities too, by supporting local businesses and economies.

2) A great culture: People matter – a lot! Be part of a multicultural team that moves as one in a fast paced and innovative environment. We respect and care authentically about our people, we embrace wellbeing and work-life balance, new ideas and we have a lot of fun!

3) An empowering environment: Be yourself! At Pluxee we proudly embrace diversity and value the uniqueness of our talents, fostering an inclusive workplace where all abilities are celebrated, and equal learning and growing opportunities are a given.


Why join Pluxee?


Join an inclusive team

Work at the heart of the community alongside 5,000 experts across 29 countries - we embrace diversity and value uniqueness, fostering a workplace where everyone can thrive.

Turn inspiration into possibility

Get space to try new ideas, experiment and move the world of work forward as you bring new digital experiences - and moments of connection - to millions of people.

Make a positive impact

Touch millions of lives and create meaningful change for people and the world we share, supporting our commitments to diversity, sustainability, and local economies.

Grow with us

Get support you need to take meaningful steps in your career, whether you're performing your work/life balance or learning new skills.

Skills Required

  • 5+ years of experience developing production-grade applications
  • Deep understanding of distributed systems: race conditions, eventual consistency, idempotency, and message brokers
  • Extensive experience with automated testing (unit, integration, acceptance) and load/performance testing
  • Operational excellence with observability tools (Sentry, Datadog or New Relic) and production monitoring
  • Fluency in Spanish and English
  • Willingness to actively leverage AI coding assistants (GitHub Copilot, ChatGPT, Claude) in daily development
  • Experience with Node.js and TypeScript (NestJS or similar frameworks)
  • Experience with MongoDB (Atlas) and Redis (caching, distributed locking)
  • Experience with containerization and orchestration: Docker and Kubernetes, and CI/CD (GitLab CI/CD)
  • Experience with payments, payment gateways (Stripe, Adyen), ledger systems, or reconciliation processes
Am I A Good Fit?
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The Company
HQ: Fort Worth, TX
5,636 Employees

What We Do

The leading global employee benefits and engagement partner that opens up a world of opportunities to help people enjoy more of what really matters We believe that living life to the full means making the most of every moment and sharing experiences with the people we care about. To make these experiences meaningful, fulfilling, and personalised, we combine our 45+ years of experience with the agility and energy of a new digital brand. The result is an exciting mix of 250+ products that give employees more freedom in the choices they make every day across 31 countries – from restaurant meals to culture, incentives, and gift vouchers. Are you looking to shape the future of employee benefits and engagement? Get in touch directly with our teams at: [email protected]

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