We’re looking for a Senior Backend Engineer (Node.js) to join a small, focused infrastructure team inside an enterprise company. The team is building a new large-scale, AI-driven platform - designed for performance, security, and reliability from day one.
What You’ll Do
- Design, build, and maintain backend services and APIs
- Develop authentication, authorization, and token-based systems
- Implement high-performance data and caching layers (Redis, etc.)
- Ensure production-grade observability, stability, and scalability
- Collaborate with senior engineers across infrastructure and AI teams
- 5+ years of backend development in Node.js (Express / Fastify / Nest)
- Deep understanding of system design, distributed services, and scaling
- Solid experience with Redis (clustering, atomic ops, pub/sub)
- Hands-on experience with Keycloak or OpenID Connect
- Production experience with AWS (EC2, ElastiCache, IAM, CloudWatch) and Docker
- Proven ability to deliver secure, reliable, and maintainable backend code
- Experience with TypeScript
- Familiarity with Kubernetes or Terraform
- Background in high-performance or GPU-based systems
An enterprise company with a small, experienced team. The work focuses on building and maintaining backend infrastructure for AI-related systems, using modern technologies, clear engineering standards, and full ownership of your code.
#LI-NL1
- At the moment, we do not sponsor visas in the EU. For Hong Kong, we require at least two years of working experience and a university degree in a related field. For Singapore and the UK, we can only sponsor visas for mid-career or above.
- Please upload your resume as a PDF and do not include any salary or compensation information in it.
ExpressVPN is one of the world’s leading providers of online privacy and security services for consumers. Started in 2009, we’ve grown to have millions of active paying customers, a team of more than 700 people worldwide, and a brand recognized by hundreds of millions of people in 18 languages and more than a hundred countries. We see huge growth in our industry, and are gaining market share through strong execution.
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