Fullstack Engineer Embedded Wallet
Fireblocks is a digital asset infrastructure platform that helps financial institutions, fintechs, and businesses store, transfer, issue stablecoins, and manage digital assets securely.
Maintainer signals as of 8/14/2026
Funding history
About Fireblocks
Fireblocks provides digital asset infrastructure for financial institutions, fintechs, and businesses handling digital assets at scale. Users can secure custody, issue stablecoins, tokenize assets, process payments, and manage wallets through a unified platform. The platform uses multi-party computation cryptography with policy-based governance to secure private keys and automate transaction workflows.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design and implement native mobile SDKs for embedded wallet functionality. You will own features from API architecture and implementation through testing releases versioning and documentation. You will build secure wallet components sample applications and integration guides while supporting customers and improving testing observability and code quality.
Requirements
- 5+ years of software engineering experience focused on mobile development and production SDKs
- Experience with iOS and Swift and/or Android and Kotlin
- Experience with React Native or other cross-platform frameworks
- Experience building mobile SDKs or shared libraries
- Experience with API design versioning packaging and long-term maintenance
- Experience with blockchain-enabled mobile systems wallet flows signing and on-chain interactions
- Experience with security-sensitive mobile software key management secure storage cryptography or financial products
- Knowledge of CI/CD automated testing release management and observability
- B.Sc. in Computer Science or Engineering or equivalent practical experience
- Rust and/or WebAssembly experience is advantageous
- Experience designing shared logic for iOS and Android is advantageous
- Experience with secure hardware MPC or low-level cryptography is advantageous
Responsibilities
- Design and implement native mobile SDKs
- Own SDK features from API design through release and documentation
- Build secure components for wallet operations cryptographic operations and blockchain interactions
- Evolve SDK architecture for maintainability and backward compatibility
- Build sample applications and integration demos
- Create SDK documentation and integration guides
- Address customer integration challenges with developer relations and support teams
- Establish testing observability release and code health practices
- Conduct code reviews and share technical knowledge
Benefits
- Target bonus
- Equity grant
