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обновлено 5 дней назад

Senior/Staff Software Engineer, Mobile (Web3)

Тип работы
fulltime
Грейд
senior
Английский
b2
Страна
China
Вакансия из списка Hirify.GlobalВакансия из Hirify Global, списка международных tech-компаний
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Описание вакансии

Текст:
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TL;DR
Senior/Staff Software Engineer, Mobile (Web3): Building and scaling a unified in-app messaging engine and platform for a global crypto exchange with an accent on performance, reliability, and AI-native engineering. Focus on developing multi-platform SDKs, optimizing real-time networking under weak-network conditions, and integrating conversational AI features for millions of users.

Location: Must be based in Hong Kong with a current right to work (no visa sponsorship provided)

Company

OKX is a leading global crypto exchange and developer of the OKX Wallet, providing millions of users with access to trading and decentralized applications.

What you will do

  • Build and maintain a multi-platform unified IM SDK to ensure performance and stability.
  • Platformize the messaging engine to support community chat, payments, and VIP services.
  • Develop user-to-agent AI chat surfaces, including real-time delivery and interaction experiences.
  • Own end-to-end delivery, including WebSocket long-connections and offline push across global and China vendor channels.
  • Push performance limits regarding memory, battery, and concurrency under production loads.
  • Implement AI-native engineering practices, including automated workflows, agents, and evaluation harnesses.

Requirements

  • Must have current right to work in Hong Kong (no visa sponsorship).
  • Deep hands-on experience with native iOS and/or Android development.
  • Experience with shared business-logic layers (Rust, KMP, Flutter, or React Native).
  • Strong proficiency in at least one of: Swift, Kotlin, Rust, Objective-C, Java, or JavaScript.
  • Architecture experience with large-scale mobile applications and maintainable design patterns.
  • Solid grasp of LLM fundamentals, prompt engineering, and agent concepts with hands-on experience in AI pipelines.

Nice to have

  • Experience building or maintaining IM/chat products or SDKs.
  • Knowledge of mini-program or dynamic/hot-update frameworks.
  • Prior experience in crypto trading or Web3.

Culture & Benefits

  • Competitive total compensation package.
  • Comprehensive healthcare schemes for employees and dependants.
  • Wellness and meal allowances.
  • L&D programs and education subsidies.
  • Team building programs and company events.

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