Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams to deliver features, troubleshoot and optimize app performance, and propose enhancements based on emerging technologies.
Summary: Join a leading non-custodial wallet provider committed to bringing the next billion users into the world of decentralized finance (DeFi). We are seeking a talented mobile application developer to build high-security mobile applications and implement advanced biometric authentication and secure key storage solutions.
Responsibilities:
- Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin.
- Implement and enhance biometric authentication features to ensure user security.
- Design and manage secure key storage systems.
- Collaborate with cross-functional teams to define, design, and deliver new features.
- Troubleshoot and debug to improve application performance.
- Stay updated with emerging technologies and propose enhancements to improve user experience.
Required Skills:
- 3+ years of experience in mobile application development using React Native, Swift, or Kotlin.
- Strong understanding of mobile security principles and best practices.
- Experience with implementing biometric authentication.
- Knowledge of secure key storage methodologies.
- Excellent problem-solving skills and attention to detail.
- Strong communication and teamwork abilities.
Similar Jobs
Real Estate
Lead development of a new iOS mobile product: implement LiDAR/AR scanning, floor-plan rendering, offline-first sync with FastAPI backend, prototype visualizations, integrate backend/ML work, and own subsystems end-to-end on a small, fast-moving team using AI coding agents.
Top Skills:
@MainactorActorsAi Coding AgentsArArkitCiClaude CodeCodableCore DataFastapiLidarMetalPythonRoomplanScenekitSendableSimdSwiftSwift 6Swift ConcurrencySwiftdataSwiftuiUrlsessionXcodebuild
Kids + Family • Mobile
Design, build, and ship iOS and/or Android pet product features using AI-native workflows. Collaborate with cloud, design, and product teams, integrate event-driven data, ensure observability and quality, and contribute to CI/CD and engineering standards.
Top Skills:
Agentic WorkflowsAmplitudeAsync-AwaitCi/CdClaude CodeCombineCoroutinesCursorDaggerDatadogEspressoFirebase CrashlyticsFlowFunction CallingGithub CopilotGradleGrpcHiltJetpack ComposeKafkaKotlinLlmsMaestroMcpPrompt EngineeringPush NotificationsRestSnapshot TestingSpmSwiftSwift Package ManagerSwiftuiUikitXcuitest
Fintech • Financial Services
Develop engaging Android applications, collaborate on code reviews, refine practices, and implement user-centric features while leveraging AI tools.
Top Skills:
Ai Code Generation ToolsAndroidJavaKotlin
What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering



