Sr. Frontend Engineer
New
M
Mode.IncMobile technology
We are a 100% remote-first, global company.Full-TimeSenior
SalaryA competitive compensation package.
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Job Details
- Experience
- 6+ years
- Required Skills
- JavascriptReact NativeTypeScriptReactCI/CDRESTful APIs
Requirements
- 6+ years of frontend engineering experience, ideally in consumer apps, SaaS, or browser-based utilities
- Expert-level proficiency in React Native + TypeScript
- Production experience with React Native or ReactJS
- Strong understanding of JavaScript fundamentals, modern frontend patterns, and component architecture
- Experience integrating UI with APIs (REST, real-time, or event-based)
- Familiarity with mobile UI patterns on Android/iOS
- Experience optimizing performance, accessibility, and rendering efficiency
- Experience with visual debugging, error monitoring, and analytics tools (e.g., Sentry, LogRocket, PostHog, Amplitude, Mixpanel)
Responsibilities
- Architect, build, and maintain scalable frontend features that power core user experiences, product workflows, and automation capabilities
- Build scalable, reusable UI components and design systems
- Implement responsive layouts and accessibility best practices across devices
- Optimize rendering performance, page speed, code splitting, and asset delivery
- Monitor frontend performance, error tracking, and user session metrics
- Identify frontend bottlenecks and drive improvements to user experience and conversion
- Implement features for web-first experiences with support for React Native mobile surfaces
- Collaborate with backend engineers to integrate REST APIs and real-time features
- Work in 2-week sprints with CI/CD and code review best practices
- Contribute to frontend architecture decisions, tooling, state management, and build pipelines
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