Staff / Senior Staff Software Engineer, Matching Engine

As a Staff or Senior Staff Software Engineer on the Middle Exchange Platform team at OKX, you will design, develop, and optimize the core modules of the exchange, including the matching engine, real-time market data streaming, and market data analysis. This backbone system powers our industry-leading trading product used by millions. You will work with Java or C++ to build high-performance, low-latency systems and leverage AI technologies to enhance efficiency and performance.

What you'll do

• Build and maintain high-performance systems with a focus on reliability, scalability, and low latency
• Diagnose and resolve complex system issues, including debugging at the assembly language level when necessary, using advanced troubleshooting tools and methodologies
• Work closely with cross-functional teams to design and implement new features and improve existing systems
• Write clean, efficient, and maintainable code and conduct comprehensive code reviews, performance testing, and quality assurance
• Leverage AI tools and techniques to analyze, optimize, and improve system performance and operational efficiency

What you bring

• Expertise in Java or C++, with a solid understanding of object-oriented programming, concurrency, and system-level programming
• Proven ability to develop and optimize low-latency, high-throughput systems with expertise in performance tuning, memory management, and concurrency optimization
• Proficiency in diagnosing and resolving complex system issues using tools such as profilers, debuggers, and log analyzers, with ability to perform low-level debugging including assembly language debugging
• A solid STEM education background with strong knowledge of data structures, algorithms, system design, and network protocols
• Current right to work in Singapore without requiring visa sponsorship

Nice to have

• Experience in large internet companies with a background in developing and maintaining high-availability, high-performance systems and hands-on experience supporting large-scale peak traffic scenarios
• Familiarity with low-latency systems, real-time applications, or high-frequency trading platforms
• Knowledge of message-oriented middleware or asynchronous programming paradigms
• Familiarity with DevOps practices and tools such as CI/CD pipelines, containerization (Docker/Kubernetes), or cloud platforms
• Proficiency in speaking, reading, and writing in both English and Mandarin to collaborate with global and cross-functional team members
• Experience with AI technologies to improve efficiency

What we offer

• Competitive total compensation package
• Learning and development programs and education subsidy for your growth and development
• Various team building programs and company events
• Wellness and meal allowances
• Comprehensive healthcare schemes for you and dependants

About OKX

OKX is a leading crypto exchange and developer of OKX Wallet, giving millions access to crypto trading and decentralized applications, trusted by hundreds of large institutions. Part of OKG, a group bringing blockchain value to users worldwide through products including OKX, OKX Wallet, and OKLink.