Sr. Front End Developer Horizontal Talent - 3.5 Minneapolis, MN Job Details 1 day ago Qualifications Responsive design Computer science Bachelor's degree in information technology Computer Science Tooling Mobile product development 5 years Triage iOS Android Data caching Bachelor's degree in engineering Release management Next.js Splunk Log analysis tools Organizational skills Performance optimization (iOS development) GraphQL APIs UI implementation Front-end component implementation Grafana Technical troubleshooting support GraphQL Senior level Cross-functional collaboration Bachelor's degree in computer science Kibana TypeScript Developer tools Full Job Description We are looking for a skilled Sr. Front End Developer to help shape engaging digital experiences across web and mobile platforms. This role focuses on building customer-facing features that support availability, fulfillment, location preferences, and related shopping experiences. Responsibilities Develop and enhance end-to-end front-end features that support business needs and customer experiences. Contribute to planning, design, and delivery of application functionality across web and mobile channels. Build and improve internal tools, libraries, and workflows that help the team work more efficiently. Partner with other teams to support release coordination, integration, and issue resolution. Help optimize user interface performance and maintain high-quality digital experiences. Assist with troubleshooting and triaging complex production issues when needed. Support experiences related to fulfillment, product availability, add-to-cart functionality, location selection, and trade-in flows. Skills 5+ years of relevant professional experience in front-end development. Strong experience with ReactJS, JavaScript, TypeScript, or similar front-end frameworks. Ability to develop responsive, modern user interfaces for web applications. Experience working in a collaborative environment with cross-functional partners. Ability to identify and resolve technical issues with a thoughtful, solution-oriented approach. Strong communication, organization, and problem-solving skills. Bachelor's degree in IT, Computer Science, Engineering, or a related field, or equivalent relevant experience. Preferred Skills Experience with React Native, iOS, or Android development. Background working with Node.js applications and Next.js or other full-stack UI frameworks. Experience optimizing GraphQL performance at scale. Familiarity with UI reusability across hybrid mobile and web applications. Experience profiling and improving front-end performance. Ability to lead triage efforts and help drive resolution of production issues. Familiarity with observability tools such as Splunk, Kibana, OpenSearch, and Grafana. Knowledge of GraphQL client and server caching strategies, including Apollo Client. Horizontal is committed to fostering an inclusive workplace where diverse perspectives are welcomed, respected, and valued. We believe equity and belonging strengthen teams and lead to better outcomes for everyone. By applying for this position, you acknowledge and agree that Horizontal Talent may contact you regarding your application using automated technology, including phone calls, SMS/text messages, or email, which may be delivered by our virtual AI recruiter, Alex.