Remote-first (Italy preferred)
Full-time freelance | Long-term (12+ months)
We are looking for a backend engineer who deeply understands how systems work under the hood.
This role focuses on building and evolving high-performance financial infrastructure powering instant trading and crypto-native financial products.
This is strictly a backend role.
What You'll Work On
* High-throughput C#/.NET backend services
* Real-time trading workflows
* Event-driven architectures
* Stateful systems and persistent connections
* Performance optimization and concurrency management
* Low-latency APIs and financial flows
* Scalable distributed systems
What We Expect
* Strong knowledge of C# / .NET internals
* Solid understanding of memory management (stack vs heap)
* Concurrency, multi-threading, async patterns
* Experience building real-time or low-latency systems
* Understanding of TCP / / WebSockets
* Experience in fintech, trading, crypto or banking systems
* Strong ownership mindset
If you think you are a match, please apply here!