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Quant Trading Developer (DEX/CEX) Toronto, Canada

Toronto, ONOnsiteFull TimePosted 19 days ago

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Required skills

  • Quant Trading
  • DEX
  • CEX
  • Hyperliquid
  • On-chain execution
  • Node infrastructure
  • Latency reduction
  • RPC
  • WebSocket feeds
  • Transaction signing

Nice to have

  • Cross-venue arbitrage
  • Low-latency trading
  • HFT
  • Lock-free structures
  • Ring buffers
  • Rust

Role summary

A global proprietary trading firm is seeking a Quant Trading Developer for its crypto desk to focus on on-chain execution across DEX and CEX venues, primarily on Hyperliquid. The role involves building nodes, writing execution code, reducing latency, and managing the end-to-end trading infrastructure and P&L. Responsibilities include developing and automating trading strategies, managing live risk, building and maintaining node infrastructure and execution code, and implementing monitoring and control systems. A strong trading track record and experience with on-chain technologies are essential.

About the role
We are a global proprietary trading firm trading across multiple asset classes. We are hiring a quant trading developer for our crypto desk to trade across DEX and CEX venues, with a primary focus on on-chain execution on DEXs (i.e. Hyperliquid). This role builds nodes, writes execution code, reduces latency and owns end to end from infrastructure to live P&L.

Key responsibilities
  • Trading: Develop, automate, and trade strategies on Hyperliquid with the firm’s capital, i.e. arbitrage, liquidations, and funding capture, and own the resulting P&L.
  • Live risk: Manage positions, leverage, margin, and funding exposure in real time within risk limits.
  • Node infrastructure: Build and run self-hosted DEX (i.e. Hyperliquid) or other nodes and the execution infrastructure used for live trading.
  • Latency: Measure and reduce latency, jitter, and throughput bottlenecks across the full tick-to-trade path, including node sync, market-data handling, network connectivity, order signing, and order submission.
  • On-chain execution code: Build and maintain market-data handlers, internal order books, and order-routing logic for Hyperliquid and other on-chain venues.
  • Monitoring and controls: Build latency analytics (order round-trip, market-data delay, fill quality) and risk controls i.e. kill switches and position limits.
Requirements
  • Trading track record: 3+ years track of live quant or systematic prop trading with direct P&L responsibility, i.e. running systematic strategies on perpetual futures and managing positions, leverage, and funding in real time.
  • On-chain node experience: Has built and run a node on Hyperliquid or other DEX. Able to explain in depth its architecture, bottlenecks, and the latency trade-off.
  • On-chain coding: Strong hands-on with RPC, WebSocket feeds, transaction signing, and smart contract interaction. Python required; Rust, C++, or Go is a strong plus.
  • Latency: Proven record of measuring and reducing execution latency in production. Hands-on with latency profiling, network-level latency, and system tuning such as CPU pinning and async event loops.
  • Deep understanding of perpetuals, fundings, leverage, liquidations, and on-chain order books.
  • Solid grasp of exchange microstructure, i.e. order types, order-book events, rate limits.
  • Bachelor’s degree or above in Computer Science, Engineering, Finance, Mathematics, or a related quantitative field.
Strongly preferred
  • Trading experience across both DEX and CEX venues, including cross-venue arbitrage.
  • Background in low-latency or HFT trading, including low-latency techniques i.e. lock-free structures and ring buffers.
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