Connectivity Engineer (Crypto)
Job Description
We are hiring for an international startup. The role is fully remote. About The Company Join a hyper-growth fintech company that provides cutting-edge digital asset trading infrastructure for institutional investors. Their unified platform offers connectivity to global liquidity sources including centralized and decentralized crypto exchanges. With teams across London, New York, and Singapore, the company is building the tech rails powering the next generation of crypto finance. About The Role We're hiring a Backend Engineer (Trading APIs) to design and build integrations between our institutional trading platform and global crypto exchanges, OTC desks, and brokers. Youll be working with high-performance systems, writing APIs in Golang, and helping scale a real-time, low-latency architecture that connects to dozens of venues. This is a senior hands-on role that will directly impact trade execution reliability and market access. Responsibilities
Build and maintain performant APIs and connectivity modules to external venues (REST, WebSocket, FIX).
Develop high-quality, low-latency integrations for order routing, trade execution, and data ingestion.
Monitor and support venue connections and real-time data pipelines.
Collaborate with product and infrastructure teams to support exchange onboarding and new product launches.
Contribute to system reliability and observability with proper logging, monitoring (Grafana, Prometheus).
Develop comprehensive automated tests for production readiness.
Requirements
5+ years of hands-on backend or connectivity engineering experience.
Proficiency in Golang or similar languages (e.g., C++, Rust, C#).
Experience integrating with crypto or financial trading venues (CeFi or DeFi).
Familiarity with WebSocket, REST, and FIX APIs.
Background in high-performance distributed systems.
Knowledge of cloud-native development (AWS/GCP), Docker, CI/CD.
Nice to Have
Experience in low-latency trading systems or crypto market makers.
Prior work on Execution or Portfolio Management Systems.
Familiarity with performance testing and debugging distributed environments.
Exposure to DeFi protocols or streaming data infrastructure.
Why Join
Work on infrastructure used by the worlds leading financial institutions.
Competitive compensation
Help shape how crypto assets are traded at scale.
Backed by leading global investors with a proven leadership team.
Originally posted on