Building High-Performance Systems Architect

4 days ago


Dublin, Dublin City, Ireland beBeeSoftware Full time €85,000 - €95,000
Backend Software Engineer

We're on a mission to build high-performance, scalable systems that power real-time customer experiences for millions of users daily.

You'll play a key role in shaping the architecture and future of our backend services in a 24/7, always-on environment.

  • Build and maintain robust APIs and backend services processing millions of real-time transactions daily.
  • Deliver high-quality, production-ready code with an emphasis on scalability, reliability, and performance.
  • Own the software development lifecycle-from concept and design to deployment and long-term support.
  • Troubleshoot production issues in real-time, participate in on-call rotations, and drive root-cause resolution.
  • Continuously improve systems with a strong focus on operational excellence, automation, and fault tolerance.
  • Collaborate with cross-functional teams including architects, product managers, and QA to ensure alignment with technical and business goals.
  • Mentor junior developers and contribute to maintaining a high-quality engineering culture.

Key Requirements:

  • 3+ years of professional experience in backend software development, ideally using object-oriented languages such as .NET or C#.
  • Strong understanding of OOP principles, design patterns, and distributed systems architecture.
  • Proven experience deploying and managing applications in cloud environments like AWS or Google Cloud Platform.
  • Expertise in developing and maintaining automated tests including unit, integration, and performance testing.
  • Strong debugging, problem-solving, and collaboration skills.
  • A passion for building high-performance systems with large-scale, real-time data flows.


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