Senior Mobile Engineer

Launch Legends•Cheyenne, WY

53d

About The Position

As a part-time Senior Mobile Engineer in an equity-based cofounder role, you’ll develop cross-platform Android/iOS apps using Flutter or Kotlin/Swift, integrating with WebAssembly (WASM) runtimes for privacy-preserving smart contracts, DePIN tasks, and dApp deployments. This role is critical to surpassing Ethereum’s EVM and Solana’s SVM by enabling secure, offline-first mobile experiences with biometric authentication and compliance. If you’re passionate about mobile UX and Web3 innovation, join us to shape the mobile interface for the next trillion-dollar decentralized economy.

Requirements

Bachelor’s/Master’s in Computer Science, HCI, or equivalent.
5+ years building mobile apps for blockchain/DeFi systems.
Production experience with Flutter/Kotlin/Swift, Web3.js.
Expertise in PWAs, WCAG 2.2, and compliance auditing.

Nice To Haves

Background in DeFi UX or healthcare-compliant mobile apps.
Experience with GenAI-driven mobile interfaces or SDKs.
Contributions to open-source mobile Web3 frameworks.

Responsibilities

Build Flutter/Kotlin/Swift apps with <100ms blockchain interaction latency.
Implement offline-first PWAs with 2s load times across devices.
Design 60fps dashboards for DePIN throughput and blockchain metrics.
Develop zero-knowledge wallet UIs for 1M+ TPS blockchain interactions.
Implement biometric authentication and ASCM session management (<100ms latency).
Ensure GDPR/CCPA/HIPAA-compliant UI state with zero data leakage.
Integrate GenAI code completion with 95% accurate GrappLang suggestions.
Build RAG-based explorers with 99% accurate API searches in <50ms.
Create AI debugging UIs visualizing contract paths with 100% coverage.
Develop GraphQL-driven mobile clients with sub-50ms cross-chain query latency.
Implement DAG visualizers rendering 10,000+ nodes at 60fps.
Design DePIN portals for real-time 200GB/s metrics with AI predictions.
Achieve WCAG 2.2 AA compliance with 100% automated audit pass rates.
Embed GDPR/CCPA/HIPAA-compliant data controls with audit logging.
Support 10+ languages for global developer adoption.
Deploy to edge CDNs with 99.999% uptime and <100ms render times.
Implement OpenTelemetry tracing for 100% interaction paths (<15min MTTR).
Build Storybook design systems with 100+ reusable mobile components.
Collaborate with blockchain, AI/ML, and security teams for API integration.
Lead mobile UX reviews for scalability and security.
Mentor engineers and contribute to open-source Web3 mobile components.
Publish at React Native/Web3 Summit on mobile UX innovations.