Senior Backend Engineer (Node.js)

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Job Overview

ExpressVPN is seeking a Senior Backend Engineer with expertise in Node.js to join their team based in Europe. The company is a leader in the cybersecurity space, providing a market-leading VPN service that safeguards the digital lives of consumers worldwide. This role emphasizes the Payments & Marketing Tech team, crucial for managing with end-to-end payment processing, subscription management, and marketing operations.

Key Responsibilities

The successful candidate will undertake several core responsibilities, including:

  • Designing and developing high-performance backend services using Node.js and TypeScript.
  • Building and orchestrating distributed systems with the help of Temporal.io.
  • Developing APIs and services that support payments, subscription lifecycles, and user licensing.
  • Assisting in the migration of existing legacy systems to a new Node.js-based microservices architecture.
  • Collaborating with app developers to ensure seamless integration of backend services with client-facing applications.
  • Engineering integrations with external tools like marketing platforms, affiliate networks, and other 3rd-party APIs.
  • Participating in sustaining activities, including issue triage, incident resolutions, and performance tuning of production services.

The role also includes designing scalable, secure, and maintainable technical solutions through collaboration with engineering leadership and cross-functional stakeholders. A significant aspect is advocating for best engineering practices regarding security, scalability, testing, and observability.

Required Skills and Qualifications

To be successful in this role, candidates should possess a blend of educational background and professional experience:

  • 5+ years of backend development experience with Node.js.
  • Hands-on experience with Temporal.io or other workflow orchestration tools.
  • Demonstrated understanding of microservices architecture and distributed system design.
  • Proven experience with payment systems, subscriptions, or marketing technology stacks.
  • Proficient in designing and integrating APIs, managing asynchronous communications, and vendor services.
  • Familiarity with cloud infrastructure (preferably AWS), Docker, and CI/CD processes.
  • Strong ownership and leadership to lead complex technical initiatives.

Nice-to-Have Skills

Although not mandatory, the following skills would set candidates apart:


  • Experience with affiliate tracking platforms, marketing attribution, or CRM tools.
  • Exposure to fraud prevention, chargeback handling, or promotional systems.
  • Familiarity with message brokers (like Kafka or RabbitMQ).
  • Contributions to the Node.js or Temporal communities.
  • Capability to read code written in Go, Ruby, or PHP.

Benefits of Joining Kape (ExpressVPN)

Working with Kape offers several compelling benefits:

  • Opportunity to build systems that support a growing global subscription business.
  • Collaboration with top engineers in an environment focused on growth and impact.
  • Engage with complex problems using modern architecture and tooling.
  • A flexible remote work culture that encourages personal and professional development.

Application Process

Kape highlights the importance of careful application. Candidates should note that they do not grant visa sponsorship in the EU. When applying, you should upload your resume as a PDF without any salary or compensation details.

Conclusion

If a career with an organization focused on cutting-edge cybersecurity technologies excites you, and you have the necessary experience in backend systems engineering, this could be an excellent opportunity. ExpressVPN, a trusted brand in digital privacy recognized in multiple languages globally, is looking for someone ready to tackle unique challenges while contributing to a highly impactful venture.

Those interested in pushing the boundaries of technology while enhancing consumer privacy are encouraged to apply today.



This job offer was originally published on jobicy.com

ExpressVPN

Europe

Software development

Full-time

October 22, 2025

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