Bullish
digital asset industry
LeadEngineer,TradingPlatformEngineering
Neural analysis suggests this role is
optimal for Lead candidates.
“Lead Engineer, Trading Platform Engineering at Bullish. Skills: High-performance systems, Low-latency systems, Linux kernel internals, Networking pipelines, Distributed systems architecture, C, Java. Design, build, and optimize high-performance systems using C and Java. Engineer performance-critical components across user space and kernel interfaces, focusing on memory, scheduling, I/O, and networking paths”
What You'll Achieve.
Engineering the institutional standard for the digital asset industry; Build a platform where security and compliance are the foundational core; Setting a high bar in a demanding environment; Own the outcome from concept to deployment; Relentless elimination of tail latency
Industry & Context.
Problem solvers; Navigate the unknown; Bring structure to ambiguity; High-impact technical challenges
What They're Looking For.
Must Have
Expert-level proficiency in Java, Deep understanding of Linux kernel internals, including memory management, driver models, and scheduler tuning, Practical experience in end-to-end latency optimization, jitter reduction, and techniques like lock-free or wait-free programming, Experience with socket options, buffer sizing, epoll, io_uring, RSS, and NIC queue configuration, Understanding of sequencer-based total order broadcast, partial order broadcast and the tradeoffs between latency, throughput, and availability, Solid understanding of concurrency, synchronization primitives, and memory models, A focus on measurement over assumption, using benchmarks and profiles to drive decisions and communicate complex tradeoffs, Commitment to high code quality through rigorous reviews, mentoring, and clear documentation
Nice to Have
Experience in financial markets (e.g., market data, order routing, or FIX/exchange-native protocols), Familiarity with PTP or other high-precision time synchronization for low-latency environments, Experience using eBPF and tracing for observability in production, Knowledge of RDMA, NIC offloads (TSO, LRO), or experience maintaining kernel modules and device drivers, Experience with low-latency JVM practices and deterministic GC tuning for Java-based systems, Deep knowledge of benchmarking methodology, including workload design and variance analysis
What You'll Do.
and optimize high-performance systems using C and Java
Engineer performance-critical components across user space and kernel interfaces
Develop and tune networking pipelines (multicast/unicast UDP and TCP) and implement kernel-bypass or fast-path networking (e.g.
Interact with and optimize Linux kernel subsystems
including memory management
and filesystems (VFS)
Optimize systems for deterministic latency through CPU isolation
and lock contention reduction
Apply distributed systems patterns
such as sequencer (virtual synchrony)
for total ordering and consistency
and flame graphs to identify and eliminate system bottlenecks
Collaborate cross-functionally to deliver robust production systems with clear SLOs
reproducible performance tests
and actionable runbooks
How You'll Work.
Team & Collaboration
Collaborate cross-functionally to deliver robust production systems
Communication Scope
Communicate complex tradeoffs
Full Job Description
**CoinDesk is the most trusted media, events, indices and data company for the global crypto economy. Since 2013, CoinDesk Media has led the story of the future of money and investing, illuminating the transformation in society and culture that comes with it. Our award-winning team of journalists delivers news and unparalleled insights that bring transparency, comprehension and context. CoinDesk Events gathers the global crypto, blockchain and Web3 communities at annual events such as Consensus, the world’s largest and longest-running crypto festival. CoinDesk Indices offers expertise in digital asset indices, data and research to educate and empower investors. For more information on CoinDesk media and events, please visit [http://coindesk.com [coindesk.com]](https://urldefense.com/v3/__http://coindesk.com__;!!PKfFmjksEw!2TSQq3dLb5GNoSOmf7Ydsps7HUveuUD_kYQMOoOGpCNOAgHiewyKqrZTMXBuMJF44wb__0tGEe9xSYim$) and for breaking headlines, data and indices visit [http://coindeskmarkets.com [coindeskmarkets.com]](https://urldefense.com/v3/__http://coindeskmarkets.com__;!!PKfFmjksEw!2TSQq3dLb5GNoSOmf7Ydsps7HUveuUD_kYQMOoOGpCNOAgHiewyKqrZTMXBuMJF44wb__0tGER8NlCr7$) ** **In November 2023, CoinDesk was acquired by the Bullish group, owner of Bullish, a regulated, digital assets exchange. For more information on Bullish, please visit[https://bullish.com](http://bullish.com) . CoinDesk operates as an independent subsidiary with an editorial committee to protect journalistic independence.** **Reports to:** Director, Engineering **Engineering Organization & Culture** At Bullish, we are engineering the institutional standard for the digital asset industry. Our mission is to build a platform where security and compliance are the foundational core, requiring a commitment to technical excellence that goes beyond simply delivering code. We operate as a global engineering organization, setting a high bar in a demanding environment for those driven to do the best work of their careers along
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