FreedX
Crypto • Finance • Fintech
FreedX is a company preparing for its launch in the digital asset sector, offering opportunities to engage with the emerging product. They are focused on the cryptocurrency space, providing updates, rewards, and a platform to explore digital asset management and exchange. FreedX seems to be building a platform or service around the crypto market and is actively recruiting talent to join their early team.
11 - 50 employees
₿ Crypto
💸 Finance
💳 Fintech
Senior Backend Engineer – Trading Platform, Performance, Security, Reliability
Job not on LinkedIn
November 13
FreedX
Crypto • Finance • Fintech
FreedX is a company preparing for its launch in the digital asset sector, offering opportunities to engage with the emerging product. They are focused on the cryptocurrency space, providing updates, rewards, and a platform to explore digital asset management and exchange. FreedX seems to be building a platform or service around the crypto market and is actively recruiting talent to join their early team.
11 - 50 employees
₿ Crypto
💸 Finance
💳 Fintech
📋 Description
• Design and develop scalable backend services for order routing, risk checks, balance tracking • Optimize performance for low-latency API and real-time data feeds • Ensure platform **resilience** under load using circuit breakers, graceful degradation, and auto-recovery • Implement and monitor **security controls**: API key access, rate-limits, trade validation • Write unit/integration tests with high coverage and measurable SLAs • Participate in incident response and postmortems to continuously improve system reliability
🎯 Requirements
• 5+ years of backend development experience with strong proficiency in .NET (C#) • Strong knowledge of concurrent systems, event-driven architecture, and messaging (e.g., Kafka, NATS) • Experience designing systems with 99.95%+ uptime, ideally in financial or high-throughput environments • Solid grasp of API security, data integrity, and auditability • Proven skills in profiling, benchmarking, and performance tuning • **Nice to Have** • Experience with FIX, WebSocket, and REST trading APIs • Familiarity with cloud-native deployments (K8s, Istio, AWS/GCP) • Contributions to high-stakes production systems in fintech or crypto
🏖️ Benefits
• Competitive salary • Flexible work schedule, remote /hyrbid work opportunity. • Opportunity for professional development, participation to industry events.
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