Mobile Engineer

About this role

Fireblocks is seeking a Mobile Engineer to design and build native mobile SDKs for Dynamic, their embedded wallet platform. You'll own SDK features end-to-end while working with leading crypto and fintech companies, combining institutional-grade security with developer-friendly experiences.

What you'll do

• Design and implement high-quality native mobile SDKs for embedded wallet integration with focus on API design, performance, and reliability
• Own SDK features end-to-end from architecture through implementation, testing, release, and documentation
• Build and maintain secure SDK components for wallet operations, cryptography, and blockchain interactions
• Define SDK architecture to support maintainability, backward compatibility, and broad adoption
• Create sample applications, demos, and comprehensive integration documentation
• Collaborate with developer relations and support teams to resolve customer integration challenges

What they're looking for

• Mobile development (iOS/Swift and/or Android/Kotlin)
• Mobile SDK architecture and design
• Blockchain and wallet technology
• Security-sensitive software development
• Cryptography and key management
• CI/CD and automated testing
• Cross-platform frameworks (React Native)
• API design and versioning