Ninetailed by Contentful is seeking a Senior Backend Software Engineer to revolutionize personalization & experimentation for leading businesses worldwide. This role focuses on developing high-performance backend services and APIs that process billions of requests in real-time. The position offers an opportunity to work with modern technologies like Cloudflare Workers and implement complex CDN & edge-based caching solutions. As part of Contentful, a leading digital experience platform serving over 4,200 organizations worldwide, you'll join a diverse team of 700+ people from 70+ nations. The role combines technical challenges with creative problem-solving, requiring expertise in TypeScript, API design, and serverless architectures. Benefits include stock options, comprehensive health benefits, education budget, and strong work-life balance. The company culture emphasizes inclusivity and professional growth, making it an ideal place for talented engineers looking to make a significant impact in the digital experience space.