Senior Backend Engineer, Market Data & Trading Systems

OKX; Singapore; On-site; SGD 180,000 - 240,000; Full time

Benefits offered by this job

Competitive compensation package

Education subsidy & L&D programs

Team building programs & companyEvents

Wellness & meal allowances

Healthcare for employees & dependants

Job summary

OKX is seeking an experienced backend engineer to join our Retail Trading team in Singapore. You will design, build, and own high-quality backend systems for market analysis, delivering precise information to millions of retail users while shaping our architectural foundations for reliability and scalability.

You will collaborate with product managers, frontend engineers, and infrastructure teams to implement scalable solutions and drive engineering excellence across the platform.

Qualifications

• 10+ years of backend development experience in internet-scale environments.
• Proficient in Java with clean, maintainable code and strong CS fundamentals.
• Experience designing and leading the development of complex, consumer-facing systems.
• Background in building internet-scale growth or operations platforms (content ops, user engagement, or growth automation).
• Familiar with middleware/infrastructure such as MySQL, Kafka, Elasticsearch, and Redis.
• Experienced in microservices architecture and containerization (Docker, Kubernetes).
• Strong understanding of multithreading, network models, and JVM memory.

Responsibilities

• Design, develop, and maintain high-quality backend systems for market analysis in a fast-paced environment.
• Collaborate with product managers, frontend engineers, and infra teams to deliver scalable solutions.
• Continuously improve reliability, scalability, and maintainability through best practices.
• Participate in code reviews, architecture discussions, and technical planning sessions.
• Mentor engineers, write documentation, and contribute to team knowledge.

Skills

Backend development

Java

System design

Multithreading

Tools

MySQL

Kafka

Elasticsearch

Redis

Docker

Kubernetes

Job description

OKX is seeking an experienced backend engineer to join our Retail Trading team in Singapore. You will design, build, and own high-quality backend systems for market analysis, delivering precise information to millions of retail users while shaping our architectural foundations for reliability and scalability.

You will collaborate with product managers, frontend engineers, and infrastructure teams to implement scalable solutions and drive engineering excellence across the platform.