Senior Front-End Developer
Seeking AlphaUkraine1 day ago
Full-timeRemote FriendlyEngineering, Information Technology
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Join a Company That Invests In You
Seeking Alpha is the world’s leading community of engaged investors. We’re the go-to destination for investors looking for actionable stock market opinions, real-time market analysis, and unique financial insights. At the same time, we’re also dedicated to creating a workplace where our team thrives. We’re passionate about fostering a flexible, balanced environment with remote work options and an array of perks that make a real difference.
Here, your growth matters. We prioritize your development through ongoing learning and career advancement opportunities, helping you reach new milestones. Join Seeking Alpha to be part of a company that values your unique journey, supports your success, and champions both your personal well-being and professional goals.
What We’re Looking For
We are looking for a Senior Front-End Developer with a focus on mobile experience. You'll use React and TypeScript to build features for our iOS and Android apps, working closely with the native mobile team. This is a React role where your focus will be on crafting mobile-optimized UI, performance, and delivering a seamless experience for our paid users as they access exclusive content and advanced investment tools.
This is a fully remote role, offering the flexibility to work from home.
What You'll Do:
Seeking Alpha is the world’s leading community of engaged investors. We’re the go-to destination for investors looking for actionable stock market opinions, real-time market analysis, and unique financial insights. At the same time, we’re also dedicated to creating a workplace where our team thrives. We’re passionate about fostering a flexible, balanced environment with remote work options and an array of perks that make a real difference.
Here, your growth matters. We prioritize your development through ongoing learning and career advancement opportunities, helping you reach new milestones. Join Seeking Alpha to be part of a company that values your unique journey, supports your success, and champions both your personal well-being and professional goals.
What We’re Looking For
We are looking for a Senior Front-End Developer with a focus on mobile experience. You'll use React and TypeScript to build features for our iOS and Android apps, working closely with the native mobile team. This is a React role where your focus will be on crafting mobile-optimized UI, performance, and delivering a seamless experience for our paid users as they access exclusive content and advanced investment tools.
This is a fully remote role, offering the flexibility to work from home.
What You'll Do:
- Develop mobile-focused features for our React application that runs inside iOS/Android apps
- Build and maintain JavaScript-to-native bridge communication
- Ensure backward compatibility across released mobile app versions
- Collaborate with the native mobile development team to design and implement new bridge APIs and navigation patterns
- Participate in product design and planning discussions, contributing architecture ideas for mobile-specific user experiences
- Optimize application performance, meeting Web Vitals requirements
- Write highly scalable, reusable code with TypeScript and Tailwind CSS
- 4+ years of hands-on React experience
- 5+ years of front-end development experience building complex, high-load applications
- Strong TypeScript proficiency
- Experience with Tailwind CSS and TanStack Query (React Query)
- Deep understanding of mobile-first responsive design and cross-browser compatibility
- Knowledge of browser internals: JavaScript engines, DOM APIs, event handling, and performance optimization techniques
- Comfortable with Git and familiar with Agile principles
- Ability to break down complex requirements into actionable tasks
- Strong sense of ownership and a "get things done" mindset
- Impact-driven approach with focus on user and business outcomes
- Upper-Intermediate English is a must
- Experience with React applications running in WebView contexts (iOS WKWebView, Android WebView)
- Experience with React Native
- Experience with browser extensions
- Understanding of JavaScript-to-native bridge patterns and mobile app integration
- Experience debugging WebViews using Safari Web Inspector or Chrome DevTools
- Experience with refactoring large-scale features while maintaining backward compatibility
- Experience working in a UNIX environment
Key Skills
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