Backend Engineer/Developer (AI, Node, Nest, .NET, Java) - Remote - 3-6 Months+

Summary: The Backend Engineer/Developer role focuses on building an AI-native enterprise platform, emphasizing the creation of resilient APIs and robust backend systems. The position requires collaboration with a tight-knit team to architect systems that ensure performance, reliability, and scalability. Candidates should thrive in an ambiguous environment and possess strong backend development skills, particularly in Node and Nest. This is a remote position aimed at shaping intelligent, connected products for a blue-chip client.

Key Responsibilities:

• Join the core team to build an AI-native enterprise platform connecting users with L.L.Ms, R.A.Gs, agents, data, and generative intelligence.
• Architect and develop robust backend systems that connect data sources, AI models, frontends, and external services.
• Design and scale APIs for real-time interactions, intelligent automations, and complex AI-driven workflows.
• Collaborate with the Tech Lead and a lean team to evolve a modular, scalable backend.
• Utilize deep backend experience, especially in Node/Nest, with knowledge in .NET or Java.
• Build backend with G.C.P services like Cloud.Run, Big.Query, and G.C.S.
• Contribute to infrastructure design, deployment, and scaling strategies.
• Explore and prototype to stay at the forefront of AI tooling.
• Build integrations with third-party SaaS platforms and data APIs.
• Contribute to engineering culture and decisions on infrastructure and scaling strategy.

Key Skills:

• Strong backend development skills in Node and Nest.
• Experience with .NET or Java.
• Understanding of concurrency and event loops.
• Familiarity with cloud platforms like G.C.P, AWS, or Azure.
• Experience in building resilient and scalable systems.
• Knowledge of authentication protocols like O.Auth2, S.A.M.L, or Open.ID.
• Experience in early-stage or startup environments.
• Nice-to-have: Experience with Go or Rust, L.L.Ms, R.A.Gs, and conversational interfaces.

Salary (Rate): undetermined

City: undetermined

Country: UK

Working Arrangements: remote

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT