Senior Backend Engineer (Crypto)

TL;DR

Senior Backend Engineer - Trading Platform (Crypto): Design and develop scalable backend services for a cryptocurrency exchange platform with an accent on high-throughput processing, low-latency response times, robust fault tolerance, and tight security controls. Focus on optimizing performance, ensuring platform resilience under load, and implementing and monitoring security controls for digital asset trading.

Location: Remote / Hybrid work opportunity

Company

hirify.global is a newly established cryptocurrency exchange dedicated to providing a seamless, secure, and innovative trading experience.

What you will do

• Design and develop scalable backend services for order routing, risk checks, and 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 mechanisms.
• Implement and monitor security controls including API key access, rate-limits, and 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.

Culture & Benefits

• Competitive salary.
• Flexible work schedule.
• Opportunity for professional development and participation in industry events.
• Work within a newly established cryptocurrency exchange passionate about digital finance.
• Open and inclusive work environment.
• Commitment to security and reliability as top priorities.