Senior Backend Engineer

We're looking for a Senior Backend Engineer who thrives on solving complex engineering challenges and building software that performs under pressure. You'll play a key role in developing a high-performance, real-time web platform where reliability, precision and scalability are essential.

Working across a modern React frontend and an asynchronous Python backend, you'll help shape the architecture behind enterprise-grade AI experiences, ensuring seamless real-time communication, robust type safety and exceptional user performance.

Responsibilities

• Build Python backend for enterprise-grade real time applications
• Experience with asynchronous, concurrent task coordination, state sync & recovery
• Ensure robust API contracts, runtime validation &automated testing

What we're looking for

• Deep Python expertise (e.g FastAPI, asyncio) & asynchronous backend architect
• Strong understanding of event loops, Websocket lifecycle management & real-time streaming systems.
• Rigorous engineering standards across unit/integration testing, static analysis, clean code &CI/CD
• Solid understanding of SQL and no-SQL databases

Bonus points if you have experience with

• Experience integrating LLM/AI gateways or high-throughput event buses
• track record in Backend performance optimisation
• Familiarity with Typescript/React or high security enterprise environments