Senior Mobile Engineer (Web3)

TL;DR

Senior Mobile Engineer (Web3): Building and optimizing secure, regulation-compliant mobile onboarding solutions for a global crypto exchange with an accent on KYC integration, biometric verification, and regional compliance. Focus on driving end-to-end technical ownership for specific markets, leveraging AI coding tools to bridge iOS and Android development, and ensuring high-quality user experiences under strict regulatory constraints.

Location: Must have a current right to work in Singapore (Onsite)

Company

A leading global crypto exchange and developer of the OKX Wallet, dedicated to providing secure access to crypto markets and decentralized applications.

What you will do

• Take full technical ownership of mobile KYC and compliance implementation for specific regional markets.
• Build and maintain critical onboarding features including document verification, facial recognition, and liveness detection.
• Collaborate with regional leaders, compliance teams, and product managers to translate regulatory requirements into technical solutions.
• Integrate and optimize third-party KYC SDKs while managing performance, security, and UX trade-offs.
• Influence mobile architecture with a focus on modularity, reusability, and maintainability.
• Apply AI coding tools to accelerate development and cross-translate solutions across iOS and Android platforms.

Requirements

• 5+ years of native iOS or Android development experience.
• Must have a current right to work in Singapore.
• Deep expertise in one mobile platform with a willingness to contribute across both using AI coding tools.
• Proven ability to independently own and drive technical solutions for regulatory requirements.
• Strong experience integrating camera, biometric, OCR, or facial recognition SDKs.
• Ability to articulate technical trade-offs to both technical and non-technical stakeholders.

Nice to have

• Familiarity with global compliance frameworks and KYC providers like Jumio, Onfido, or Sumsub.
• Hands-on experience working across both iOS and Android in a production environment.

Culture & Benefits

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