Crypto Market Feed Handlers Lead
Citadel SecuritiesAbout the Role
As the Crypto Market Feed Handlers Lead, you will own the architecture, performance, and reliability of systems that ingest, normalize, and distribute market data from exchanges around the world.
- Own the architecture and technical direction of the crypto feed handler platform.
- Design and build low-latency exchange connectivity solutions across major crypto venues.
- Lead development of systems for market data ingestion, sequencing, normalization, order book construction, and downstream distribution.
- Drive venue onboarding across centralized exchanges (CEXs) and decentralized venues (DEXs).
- Build resilient infrastructure capable of handling fragmented liquidity, inconsistent schemas, and varying data quality.
- Partner closely with traders and quantitative researchers to deliver reliable market data supporting alpha generation and execution, and mentor engineers while defining technical KPIs.
Responsibilities
- Own the architecture and technical direction of our crypto feed handler platform.
- Design and build low-latency exchange connectivity solutions across major crypto venues.
- Lead development of systems for market data ingestion, sequencing, normalization, order book construction, and downstream distribution.
- Drive venue onboarding across centralized exchanges (CEXs) and decentralized venues (DEXs).
- Build resilient infrastructure capable of handling fragmented liquidity, inconsistent schemas, and varying levels of data quality across exchanges.
- Develop frameworks for data quality monitoring, gap detection, reconciliation, recovery, and replay.
- Improve latency, throughput, resiliency, and operational stability across a 24/7 production environment.
- Partner closely with traders and quantitative researchers to deliver reliable market data that supports alpha generation and execution.
- Scale systems to support new exchanges, tokens, derivatives, and emerging market structures.
- Mentor and develop engineers while establishing high standards for ownership, reliability, and execution.
- Define technical KPIs and operational metrics that drive continuous improvement.
Requirements
- Significant experience building low-latency trading infrastructure in electronic trading, market making, or digital asset environments
- Deep expertise developing feed handlers, exchange connectivity, or market data platforms
- Strong understanding of crypto exchange architecture and connectivity across venues such as Binance, Coinbase, Deribit, OKX, Bybit, and similar exchanges
- Expert-level C++ development experience in performance-critical systems
- Experience with real-time distributed systems, networking, multithreading, concurrency, and memory optimization
- Strong understanding of order book construction, market data normalization, sequencing, and replay mechanisms
- Experience working with unreliable or non-deterministic data sources and implementing recovery and reconciliation processes
- Proven ability to lead technical initiatives and influence engineering direction across teams
- Track record of delivering production systems with measurable business impact
- Strong communication skills and the ability to work effectively with engineering, trading, and quantitative research stakeholders
- Experience building infrastructure for market-making, high-frequency trading, or systematic trading businesses
- Experience with traditional market data systems and exchange connectivity in equities, futures, options, or FX markets
- Knowledge of low-latency networking techniques, kernel bypass technologies, and performance optimization strategies
What You'll Get
- $175k–$350k base salary
- Medical and life insurance
- Retirement and tax-free savings plans
- Access to other healthcare programs