DataAnnotation hires a Frontend Software Engineer in Alabama to build responsive web interfaces for AI data platforms. Develop pixel-perfect UIs using React and TypeScript. Optimize component libraries for annotation tools that power machine learning models. Collaborate with backend teams on real-time data visualization features. Tackle daily tasks like code reviews, performance tuning, and A/B testing new frontend modules. Hold a bachelor's in computer science or equivalent. Bring 3+ years in frontend development. Master React, JavaScript, CSS-in-JS, and modern build tools like Vite. Excel in responsive design and state management with Redux. Demonstrate strong problem-solving. Collaborative culture. Competitive compensation.