- Design, develop, and optimize core components of the messaging platform, including IM, email, SMS, and push notification systems.
- Continuously improve the architecture and performance of the messaging infrastructure to ensure high availability, scalability, and low latency, in-line with business growth.
- Troubleshoot and resolve complex issues in production environments, ensuring system robustness and reliability.
- Collaborate closely with product managers, QA engineers, and SREs to deliver high-quality features and solutions.
- Bachelor’s degree or above in Computing.
- Solid foundation in Java programming, with in-depth understanding of JVM tuning, I/O, multithreading, concurrency frameworks, data structures, algorithms, and design patterns.
- Familiar with commonly used middleware such as MQ, RPC frameworks, caching, and databases; experience with production-level issue troubleshooting and performance tuning.
- Strong knowledge of microservices and distributed system architecture and principles (e.g., service discovery, tracing, CAP theorem, consistency models).
- Clear logic, fast learner, strong problem-solving and communication skills.
- Experience working on high-throughput and low-latency systems is a strong plus.
Perks & Benefits
- Competitive total compensation package
- L&D programs and Education subsidy for employees' growth and development
- Various team building programs and company events
- Wellness and meal allowances
- Comprehensive healthcare schemes for employees and dependants
- More that we love to tell you along the process!
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What We Do
Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX’s vision is a world of financial access backed by blockchain and the power of decentralized finance.
