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Software Engineer, Mobile, Web3

1 month ago
Singapore
Full-time
Mid Level
Software Engineer
Software Development
Agile Android Blockchain Flutter iOS Java JavaScript Kotlin Lua Objective-C React Native Scrum Swift TDD
Apply Now
OKX

OKX

OKX operates as a leading cryptocurrency exchange, providing users with a platform to buy, sell, and trade various digital assets such as Bitcoin, Ethereum, and XRP, while also offering tools for exploring Web3, decentralized finance (DeFi), and non-fu...

Diversified Financial Services
1K-5K
Founded 2017
View All Jobs 89

Description

  • Build and maintain core iOS and Android app features for a global mobile product used by millions of daily active users.
  • Work cross-functionally with design, product, and engineering teams to identify customer needs and ship new features quickly.
  • Optimize mobile app performance and improve customer satisfaction.
  • Evaluate emerging technologies and solutions to support fast-growing business needs.
  • Translate design concepts into high-quality features that scale to a large user base.
  • Collaborate with global development teams to deliver localized solutions while maintaining architectural consistency.
  • Maintain high-quality technical documentation and improve cross-office and cross-timezone collaboration efficiency.

Requirements

  • Experience in native iOS/Android development or cross-platform development with React Native, Flutter, or Lua.
  • Fluency in at least one programming language: Java, Objective-C, Swift, Kotlin, or JavaScript.
  • Understanding of common data structures and algorithms.
  • Experience working in agile development processes, including TDD, CI, and Scrum.
  • Passion for mobile technology and building applications for a large user base.
  • Ability to build AI-supported engineering workflows using tools such as Claude Code or Codex.
  • Strong understanding of blockchain fundamentals, including wallets, smart contracts, tokens such as ERC-20, ERC-721, and ERC-1155, and decentralized applications (preferred).
  • Experience building or maintaining production-grade Web3, DeFi, NFT, GameFi, or digital asset applications (preferred).
  • Current right to work in Singapore without requiring visa sponsorship from OKX.

Benefits

  • Competitive total compensation package.
  • Learning and development programs plus education subsidy for employee growth.
  • Team-building programs and company events.
  • Wellness and meal allowances.
  • Comprehensive healthcare coverage for employees and dependants.

Interested in this position?

Apply directly on the company website

Apply Now

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