Front end Software Development Engineering Engineer 3

Senior Frontend Engineer Fulltime Onsite position Location: Detroit, MI We are seeking a highly skilled Senior Frontend Engineer specializing in React and TypeScript to join our agile development team. In this role, you will be responsible for developing and maintaining high-performance, client-side web and mobile-responsive applications. You will not only focus on building beautiful user interfaces but also ensure the long-term health of the application through performance automation testing, instrumentation, and real-time monitoring. The ideal candidate is a champion of modern engineering practices, including Test-Driven Development (TDD), Pair/Mob Programming, and Continuous Delivery, with a deep commitment to observability using tools like Grafana, Splunk, and GCP. Key Responsibilities Full-Lifecycle Engineering: Solve complex problems by designing, developing, and delivering software using React, TypeScript, and modern web technologies, ensuring alignment with global architecture guidelines. Cross-Functional Collaboration: Partner closely with Software Engineering Manager, Designers, Backend Developers, and Architects to bridge the gap between technical implementation and business requirements. Prototyping & Design: Create high-fidelity mock-ups and prototypes to visualize new features. Participate in UI design reviews and product demos to ensure brand consistency. Quality & Automated Testing: Lead the charge in functional automated testing and UI testing. Implement Test-Driven Development (TDD) to ensure code quality from the first line written. Performance Optimization: Continuously improve application performance. You will be responsible for identifying bottlenecks, fixing bugs, and implementing new technologies to maximize efficiency. Observability & Monitoring: Implement instrumentation to track application health. Use visualization tools such as Grafana, Splunk, and GCP Cloud Logging to monitor production environments and proactively resolve issues. Standards & Compliance: Ensure all development meets cross-browser compatibility, SEO principles. Iterative Delivery: Work in a highly collaborative Agile environment, utilizing pairing and mobbing sessions to share knowledge and maintain high code standards. Continuous Learning: Stay at the forefront of emerging technologies in UI/UX design and frontend engineering to keep our tech stack modern and competitive. Required Skills & Qualifications Core Tech: Expert-level proficiency in React, TypeScript, HTML5, and CSS/SCSS. Testing & Quality: Proven experience in performance automation testing and UI testing frameworks (e.g., Cypress, Playwright, Jest, or Selenium). Observability: Hands-on experience with instrumentation and monitoring tools such as Grafana, Splunk, and GCP Cloud Logging. Agile Mastery: Strong experience with iterative development, TDD, and collaborative coding (Pairing/Mobbing). Responsive Design: Deep understanding of mobile-friendly, responsive design and enterprise brand standards. Web Standards: Knowledge of SEO best practices and web accessibility (WCAG) compliance. Problem Solving: Ability to navigate complex architectural guidelines to deliver unified, coherent frontend solutions. Preferred Qualifications Experience with Cloud platforms (specifically Google Cloud Platform). Familiarity with CI/CD pipelines and automated application delivery. Experience working with design systems and reusable component libraries. A portfolio or GitHub profile showcasing interactive, user-friendly web experiences. Skills Required React, Agile Software Development, Acceptance Testing, Application Development, Application Support, Application Testing, Automated Scripting, Testing - Performance, Testing - Test Skills Preferred GCP GCP - Expectation: Demonstrated ability to deploy, and manage cloud-native solutions and infrastructure within the Google Cloud ecosystem. Experience Required 5+ years of professional experience in frontend web development, specifically building and maintaining complex, large-scale web applications. Technical Requirements: 5+ years of expert-level experience with React, TypeScript, HTML5, and CSS. Proven track record in Performance Automation Testing and UI testing frameworks. Hands-on experience with instrumentation and visualization tools (Grafana/Splunk/GCP). Deep understanding of Agile methodologies, TDD, and collaborative coding practices. Experience with architectural alignment and creating high-fidelity mock-ups/prototypes. Education Required Bachelor's Degree Education Preferred Master's Degree