We are building a next-generation crypto exchange and
developing our own trading engine from scratch . Our goal is to
have full control over the architecture, trading logic,
performance, and product development instead of relying on
third-party exchange solutions. The platform is already in
production, and we are now expanding the team to continue building
the core trading infrastructure , including the futures trading
stack. This role is focused on high-performance backend development
for the exchange core and surrounding ecosystem. What you will work
on Development of core exchange infrastructure and trading systems
Designing and building high-throughput, low-latency backend
services Implementing order processing, market data and internal
trading logic Integrating the platform with crypto processing
providers (Fireblocks, BitGo, Copper, Alchemy Pay and similar)
Building scalable and secure services for digital asset trading
Contributing to the architecture of a next-generation trading




platform What were looking for 5+ years of experience with C# /
.NET backend development Strong experience building high-load or
low-latency systems Experience with multithreading, concurrency and
performance optimization Background in trading systems, exchanges,
banking, gaming or other high-throughput platforms Experience
integrating with crypto processing or custody providers
(Fireblocks, BitGo, Copper, Alchemy Pay, etc.) Strong system design
and backend architecture skills Tech stack C# / .NET (latest
versions) High-performance backend architecture In-memory
processing Modern infrastructure and cloud tooling What we offer
Opportunity to build a trading engine from scratch Work on a core
product in a rapidly growing crypto trading company Highly
technical team focused on performance and scalability Adaptable work
format Perfomance bonus

📌 Senior.Net Engineer (Barcelona)
🏢 Chrona agency
📍 Barcelona