Lead Frontend Engineer

Experteer Overview In this role you lead the frontend design and development for web and mobile apps, shaping a consistent, accessible user experience. You act as a technical visionary, mentoring the software team and aligning ux design with feasible implementation. You will own the architecture and performance of Flutter-based touchpoints, driving measurable improvements in usability and reliability. This position offers impact across cross-functional teams in a mission-driven company. Compensation / Benefits * Lead design and development of web and mobile ecosystems using Flutter for a unified experience * Direct the creation of WCAG-compliant interfaces to ensure accessibility for all users * Establish robust client-side data collection for UX visibility, performance, and bug diagnosis * Oversee mobile release management for iOS and Android (App Store & Google Play) * Mentor the software team with code reviews and best practices for scalable, maintainable code * Collaborate with product and design to translate complex requirements into intuitive UIs Tasks * AI-first development approach using Claude, Cursor, Codex * Deep Flutter expertise with a track record of shipping high-quality products * Advanced knowledge of app state management (BLoC, Riverpod, Redux) and architectural justification * Understanding of Flutter rendering pipeline (Widget > Element > RenderObject) and DevTools usage * Experience writing custom Method Channels for native iOS (Swift) and Android (Kotlin) APIs * Experience architecting multi-package monorepos or federated plugins * Strong knowledge of WCAG and inclusive design * Experience managing iOS and Android submission, release, and maintenance * Experience frontend monitoring and using browser data to optimize performance * Demonstrated leadership and mentorship capabilities Key requirements * Unlimited Paid Time Off * Paid Holidays * 401(k) Retirement Plan * Medical, Dental, and Vision Plans * HomeBuying Incentive * Flex Scheduling

UX product and design to translate complex requirements into intuitive UIs Tasks * AI-first development approach using Claude, Cursor, Codex * Deep Flutter expertise with a track record of shipping high-quality products * Advanced knowledge of app state management (BLoC, Riverpod, Redux) and architectural justification * Understanding of Flutter rendering pipeline (Widget > Element > RenderObject) and DevTools usage * Experience writing custom Method Channels for native iOS (Swift) and Android (Kotlin) APIs * Experience architecting multi-package monorepos or federated plugins * Strong knowledge of WCAG and inclusive design * Experience managing iOS and Android submission, release, and maintenance * Experience frontend monitoring and using browser data to optimize performance * Demonstrated leadership and mentorship capabilities Key requirements * Unlimited Paid Time Off * Paid Holidays * 401(k) Retirement Plan * Medical, Dental, and Vision Plans * HomeBuying Incentive * Flex aaaa Method