Staff Software Engineer, Growth

OKX•San Jose, CA

32d•$214,000 - $321,000

About The Position

We're hiring Staff (or Senior Staff) Growth Engineers to build the foundation of OKX’s next-generation user growth engine. As OKX continues its expansion in the US market, this is a rare opportunity to define and scale the systems that will accelerate our global adoption. You will work on high-impact, mission-critical growth initiatives—from experimentation platforms and analytics pipelines to recommendation engines and activation/retention systems. Your work will directly influence how millions of users discover, onboard, and engage with OKX across Web, Mobile, and emerging AI-driven experiences. If you’re looking to make a real difference and build at scale, we’d love to connect!

Requirements

6+ years of software development experience, with a strong track record of building scalable and reliable systems.
Experience in growth systems: tracking, A/B tests, segmentation, or recommendation
Proficiency in Java (experience with other languages is a plus).
Strong product sense and metric-driven thinking
Proven ability to develop and maintain high-availability, large-scale applications.
Strong grasp of software engineering principles, including data structures, algorithms, and design patterns.
Effective collaborator who thrives in a team environment and can drive cross-team solutions with complex dependencies.
Excellent problem-solving skills, with the ability to work both independently and within a team.
Strong communication skills, capable of articulating complex technical concepts to non-technical stakeholders.

Nice To Haves

Experience with Java Spring Boot is preferred
Experience with AI products or user persona systems
A history (and preference) of being both strategic, analytical and execution-oriented
Understanding of user psychology and behavior
Experience working with teams across offices and time zones

Responsibilities

Design, build and maintain growth infrastructure (event tracking, A/B testing, user segmentation)
Work with Java as the primary language, leveraging Spring Boot to build and enhance the existing codebase.
Diagnose and resolve complex technical challenges, driving effective solutions and long-term improvements.
Stay ahead of industry trends, continuously learning and applying the latest advancements in technology and software development.
Implement and analyze growth experiments
Collaborate with product & data teams to identify opportunities
Thrive in a fast-paced, high-impact team, contributing to cutting-edge payment solutions.