Crypto. com
Trading Infrastructure
SeniorJavaDeveloper(TradingPlatform)
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Java Developer (Trading Platform) at Crypto. com. Skills: Java backend development, ultra-low-latency, GC-free components, event-driven architecture, fully deterministic systems. Design and develop core backend systems including market connectivity, order routing, execution engine, risk, and position tracking. Implement ultra-low-latency and GC-free components using best practices in lock-free and off-heap programming”
What You'll Achieve.
achieve our ultimate goal - Cryptocurrency in every wallet
Industry & Context.
debugging complex issues
What They're Looking For.
Must Have
8+ years of Java backend development experience, Deep understanding of Java core internals, multithreading, memory models, and garbage collection, Proven experience in GC-free or low-GC programming, including use of sun. misc. Unsafe, direct buffers, and memory-mapped files, grasp of event-driven architecture and experience designing fully deterministic systems, Experience with distributed systems, message queues, and performance tuning at the network and application layer, testing discipline including TDD, benchmarking, and resilience testing, Proficient in English (spoken and written)
Nice to Have
preferably in a trading or real-time system environment, Solid knowledge of time-series and analytical databases like exposure to kdb+ or InfluxDB is a plus, Chinese or other languages are a plus but not required
What You'll Do.
Design and develop core backend systems including market connectivity
and position tracking
Implement ultra-low-latency and GC-free components using best practices in lock-free and off-heap programming
Apply event-driven and fully deterministic design principles to ensure traceable and predictable system behavior
Participate in performance profiling
and debugging complex issues in production
Develop and maintain automated test suites and CI/CD pipelines
Engage in code reviews
architecture discussions
and technical audits to ensure high standards across the codebase
Use AI-driven coding tools (e. g.
GitHub Copilot or similar) to accelerate development and improve productivity where appropriate
How You'll Work.
Team & Collaboration
Collaborate closely with product and trading teams to translate requirements into performant, production-ready solutions; Comfortable working in a global team with colleagues across APAC, EMEA, and North America; communication able to interface across all levels from senior leadership to engineers and stakeholders; Able to collaborate effectively with people from different cultural and technical backgrounds, aligning tech decisions with business goals
Communication Scope
Proficient in English (spoken and written); communication able to interface across all levels from senior leadership to engineers and stakeholders
Full Job Description
## Responsibilities Design and develop core backend systems including market connectivity, order routing, execution engine, risk, and position tracking. Implement ultra-low-latency and GC-free components using best practices in lock-free and off-heap programming. Apply event-driven and fully deterministic design principles to ensure traceable and predictable system behavior. Collaborate closely with product and trading teams to translate requirements into performant, production-ready solutions. Participate in performance profiling, JVM tuning, and debugging complex issues in production. Develop and maintain automated test suites and CI/CD pipelines. Engage in code reviews, architecture discussions, and technical audits to ensure high standards across the codebase. Use AI-driven coding tools (e.g., GitHub Copilot or similar) to accelerate development and improve productivity where appropriate. ## Requirements 8+ years of Java backend development experience, preferably in a trading or real-time system environment. Deep understanding of Java core internals, multithreading, memory models, and garbage collection. Proven experience in GC-free or low-GC programming, including use of sun.misc.Unsafe, direct buffers, and memory-mapped files. Familiarity with Aeron, SBE, or other low-latency messaging libraries. Strong grasp of event-driven architecture and experience designing fully deterministic systems. Solid knowledge of time-series and analytical databases like ClickHouse; exposure to kdb+ or InfluxDB is a plus. Experience with distributed systems, message queues, and performance tuning at the network and application layer. Comfortable using AI-powered development tools to enhance code quality and development speed. Strong testing discipline including TDD, benchmarking, and resilience testing. ## Communication and Collaboration Proficient in English (spoken and written); Chinese or other languages are a plus but not required. Comfortable working in a global team with col
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