Hiring: Frontend Engineer (JavaScript, HTML) Company: Sundayy Location: United States Job Posted Time: 2026-09-17 11:10:53 Employment Type: Remote Target Skills & Keywords : Agile, Android, Capacitor, Ionic, JavaScript, React Native, User Experience, iOS About the job Experience: •5+ years of experience shipping beautiful, user-focused mobile applications Required Skills: •Develop and maintain high-quality mobile applications for iOS and Android platforms using JavaScript-based frameworks •Create and optimize in-app photo filters and video editing features to enhance user engagement •Translate design prototypes and concepts into fully functional, production-ready code with attention to detail •Collaborate closely with backend and AI engineers to ensure seamless integration of server-side logic and media features •Participate in the entire software development lifecycle, including designing, coding, testing, and deploying new features •Iterate rapidly within an agile environment, incorporating user feedback and adjusting priorities accordingly •Contribute to establishing best practices for frontend development and maintaining code quality •Assist in troubleshooting and resolving bugs or performance issues to ensure a smooth user experience Qualifications: •Proven experience in building consumer social apps •Expertise in JavaScript-based mobile development frameworks such as React Native, Ionic, Capacitor, or similar •Strong portfolio of shipped apps available for download •Demonstrated capacity to work independently and thrive in a fast-paced, startup environment •Comfort with ambiguity and a flexible, iterative approach to development •Passion for building scalable, beautiful, and engaging consumer-facing systems Compensation: •Flexible work environment (work from home / hybrid options) •Competitive salary combined with equity options to reward your contributions Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!