Mobile Engineer

Jobgether

4d • $177,000 - $230,000 • Remote

About The Position

This role offers the opportunity to shape the next generation of embedded wallet experiences for mobile applications in the fast-evolving digital asset ecosystem. You will design and develop high-quality mobile SDKs that enable developers to seamlessly integrate wallet functionality into their apps, balancing performance, security, and developer experience. This position requires ownership from architecture through implementation, testing, and documentation, with a focus on delivering production-grade solutions for iOS, Android, and cross-platform frameworks. You will collaborate with product, security, and developer relations teams to ensure SDKs meet the highest standards for reliability, scalability, and usability. The environment is fast-paced, innovative, and globally distributed, providing a platform to influence foundational infrastructure used by leading fintech and Web3 companies.

Requirements

• 5+ years of software engineering experience, with strong focus on mobile development and production-grade SDKs.
• Hands-on experience with iOS (Swift) and/or Android (Kotlin); familiarity with React Native or other cross-platform frameworks is a plus.
• Proven experience building and maintaining mobile SDKs or shared libraries, including API design, versioning, and long-term support.
• Knowledge of blockchain-enabled mobile systems, wallet flows, signing, and on-chain interactions.
• Experience with security-sensitive mobile software, including key management, secure storage, and cryptography.
• Strong grasp of mobile engineering best practices, CI/CD, automated testing, release management, and observability.
• B.Sc. in Computer Science / Engineering or equivalent practical experience.
• Ability to independently own complex problems and deliver end-to-end solutions while making pragmatic architectural decisions.
• Remote work capability; preference for candidates in the Americas time zone.

Nice To Haves

• Rust and/or WebAssembly experience, advanced mobile security primitives, or prior experience owning mobile SDK platforms.

Responsibilities

• Design, implement, and maintain mobile SDKs for iOS, Android, and cross-platform frameworks that enable embedded wallet functionality.
• Own SDK features end-to-end: API design, architecture, implementation, testing, release, versioning, and developer documentation.
• Build secure, reliable SDK components for wallet operations, including cryptographic flows and blockchain interactions.
• Create sample apps and demos that showcase SDK capabilities and serve as integration references.
• Collaborate with developer relations and support teams to resolve integration challenges and provide clear guidance.
• Establish and maintain best practices for testing, observability, release management, and code quality.
• Contribute to a culture of ownership, mentoring, and knowledge sharing through code reviews and documentation.

Benefits

• Competitive salary range: $177,000–$230,000 USD, with potential bonus and equity grants.
• Comprehensive healthcare benefits including medical, dental, and vision coverage.
• Flexible remote-first work environment.
• Opportunities for professional growth and working with industry-leading fintech and Web3 companies.
• Collaborative, innovative culture with high-impact projects in digital assets and mobile infrastructure.
• Paid time off and other standard employee benefits as applicable.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level