United States Remote (Global) Employment

EX Squared is hiring a Mobile Engineer - SDKs (Contract - US, LATAM, Spain)

About the Role

Jobgether is looking for a Mobile Engineer to design, build, and maintain mobile SDKs that enable developers to integrate modern financial and Web3 applications. You will own projects end-to-end, mentor engineers, and contribute to building the foundation for programmable finance and agentic commerce.

What You'll Do

  • Design and architect mobile SDKs for iOS and Android platforms from the ground up.
  • Develop core features including authentication, smart wallets, and payment systems.
  • Collaborate with cross-functional teams to understand business requirements and deliver SDK solutions.
  • Document architecture, design choices, and implementation details clearly and concisely.
  • Own projects end-to-end, from initial concept to deployment and support.
  • Mentor team members and contribute to growing the mobile engineering team.

What We're Looking For

  • 5+ years of professional mobile software development experience in native iOS (Swift) and Android (Java/Kotlin).
  • At least 1 year of experience specifically in mobile SDK development.
  • Strong communication skills in written and spoken English.
  • Bachelor’s degree in Computer Science or related field, or equivalent industry experience.
  • Proven ability to deliver high-quality, maintainable code and work effectively in a team environment.

Nice to Have

  • Experience with blockchain or Web3 technologies, particularly in wallets or payment systems.
  • Experience with React Native or Flutter.

Technical Stack

  • Swift, Java, Kotlin, React Native, Flutter

Team & Environment

You will collaborate with cross-functional teams in a collaborative and inclusive work environment.

Benefits & Compensation

  • Fully remote role with flexibility in work location.
  • Contractor engagement with potential for renewal or conversion to full-time.
  • Opportunity to work on foundational financial and Web3 applications.
  • Professional growth through hands-on ownership of SDK design and development.
  • Exposure to emerging technologies and innovative solutions in fintech and agentic commerce.

Work Mode

This is a fully remote contract position for candidates located in the US, LATAM, and Spain.

Jobgether provides a collaborative and inclusive work environment.

Required Skills
SwiftJavaKotlinReact NativeFlutterSDK DevelopmentMobile ArchitectureCI/CDREST APIsTestingPerformance OptimizationCross-platform DevelopmentAgile Methodologies
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About company
EX Squared

Technology company focused on IT and software solutions

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Job Details
Category mobile
Posted 4 months ago