Principal Engineer, Consumer Trading

Job Description

OKX is seeking a Principal Engineer to drive the development and evolution of its consumer crypto trading, Stable coin as a service, and fiat deposit/withdrawal services. The Principal Engineer will be a key technical leader, taking ownership of critical architectural decisions, influencing team strategy, and leading large-scale projects. They will focus on solving complex problems, ensuring systems are scalable, maintainable, and efficient.

Responsibilities:

• Serve as a key technical influencer, driving architecture, design, and best practices.
• Take ownership of system-wide architecture, addressing technical debt and improving system efficiency.
• Lead and execute complex projects, breaking down initiatives into parallel work streams.
• Identify and resolve scaling bottlenecks, optimizing systems for high availability and performance.
• Make informed decisions balancing short-term business objectives with long-term system integrity.
• Drive security, quality, and observability best practices.
• Write high-quality, maintainable code and conduct thorough code reviews.
• Mentor engineers, contribute to technical hiring, and provide assessments for internal promotions.
• Collaborate with product, security, compliance, and operations teams.

Requirements:

• 8+ years of professional software development experience, with 3+ years in a senior or staff engineering role.
• Strong knowledge of the crypto industry.
• Expertise in backend development with proficiency in Java.
• Deep understanding of distributed systems, microservices architecture, and API design.
• Experience with high-availability and high-throughput systems in fintech or crypto.
• Proven track record in leading large-scale projects and mentoring engineers.
• Experience with SQL and NoSQL databases, caching mechanisms, and messaging queues.
• Excellent problem-solving skills and strong coding skills.

OKX offers:

• Competitive total compensation package.
• L&D programs and Education subsidy for employees' growth and development.
• Various team building programs and company events.