Senior Backend Engineer (Trading Infrastructure)

Job Summary

We are seeking an elite Backend Engineer to architect the high-performance "brain" of our centralized exchange. This role is responsible for the core matching engine and order management systems, ensuring sub-millisecond latency and absolute precision for our trading products.

Job Responsibilities

• Engine Architecture: Design and develop the core Matching Engine and Order Management System (OMS) using high-concurrency patterns.
• Risk Logic: Implement a robust Risk Engine to manage real-time margin requirements, unrealized PnL tracking, and automated liquidations.
• Performance Optimization: Profile and tune the backend to minimize latency and maximize order throughput (TPS).
• Liquidity Integration: Build and maintain high-speed connectors for external Market Makers via FIX Protocol or binary APIs.
• Data Integrity: Ensure atomicity of the internal trade ledger using event-sourcing and write-ahead logging (WAL) strategies.

Requirements

• Programming: Expert proficiency in Go (Golang), C++, or Rust.
• Domain Experience: Proven track record in building CEX matching engines, HFT platforms, or electronic brokerage systems.
• Infrastructure: Deep experience with Redis (in-memory data), Kafka (messaging), and low-latency gRPC communication.
• Database: Proficiency in PostgreSQL and time-series data management.
• DevOps: Hands-on experience with Docker, Kubernetes, and AWS/GCP cloud networking.
• Systems Design: Strong understanding of multi-threaded programming, memory management, and lock-free data structures.

Bonus Points

Proficiency in Chinese language is highly preferred (due to internal stakeholders). Open to consider relocation OR willing to travel on extended business trips.