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!