Senior/Staff Software Engineer (iOS) - Mobile Infrastructure

About OKX:

Established in 2017, OKX stands out as a prominent cryptocurrency spot and derivatives exchange globally. By leveraging blockchain technology, OKX is dedicated to transforming the financial landscape through a diverse range of sophisticated products, solutions, and trading tools. With a user base exceeding 20 million across 180 regions worldwide, OKX prioritizes user engagement and accessibility within the realm of cryptocurrency. Beyond serving as a top-tier decentralized finance exchange, OKX also operates OKX Insights, a research division that remains at the forefront of cryptocurrency trends. Committed to continuous innovation, OKX envisions a future where financial accessibility is secured through blockchain technology and decentralized finance.

About the team:

In the role of mobile software engineer at OKX, your responsibilities will center around the development and upkeep of a core OKX app utilized by millions of active users daily. This role will require collaboration with design, product, and engineering teams to pinpoint customer needs and swiftly introduce high-quality features through iterative processes. This exciting role offers the opportunity to gain insights into the complete lifecycle of crypto mobile applications, spanning aspects such as professional and retail trading, asset management, and digital wallets.

Responsibilities:

• Construct mobile infrastructure and tools to boost engineering efficiency.
• Evaluate and enhance UI and infrastructure application code for optimal performance.
• Create and sustain reusable iOS app components while collaborating with product engineering teams to implement technical solutions and best practices.
• Enhance project structure and workflow to bolster engineering productivity, efficiency, and output quality.
• Spearhead architectural innovations to support the advancement of world-class mobile app development.

Requirements:

• A Bachelor's degree or equivalent practical experience.
• Over 5 years of industry experience in iOS development.
• Proficiency in developing and launching intricate, mission-critical iOS applications with frequent iteration.
• Demonstrable experience in enhancing app performance, reducing memory usage, and managing package size.
• Profound grasp of design patterns and principles, with extensive knowledge of the iOS tech stack.
• Expertise in Objective-C, Swift, C/C++, and tools like Xcode and instruments.
• Thorough understanding of the iOS SDK to create scalable, dynamic, and highly responsive UI components.
• Practical knowledge of remote APIs, concurrency, layouts, transitions, animations, client-side storage, and architectural patterns in mobile applications.

Nice-to-have:

• Background in operating within a complex, matrix-oriented organization, engaged in cross-functional or cross-business projects.
• Experience in a mobile architecture/infrastructure team, possessing an in-depth comprehension of the tech stack.
• Proficiency in sub-engineering fields such as performance optimization, toolchains, automated testing, and design patterns.
• Strong communication skills, showcasing the ability to collaborate as part of a team while also being proficient in delivering significant business outcomes independently.