Principal Backend Engineer (Node.JS, AWS)
Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results. A Little About Us Yahoo Search is one of the most highly scaled applications on the planet. We hire world-class engineers to support our ambitious product and platform goals. Our engineers work in a highly collaborative environment with a strong emphasis on technical excellence and innovation. We are currently reimagining the future of Search, reinventing how users find information and accomplish their goals through AI-augmented experiences. This role offers a unique opportunity to lead the architectural evolution of our search infrastructure during a period of significant digital transformation. About the Role As a Principal Backend Software Engineer specialized in Node.js and AWS, you will be the technical authority for architecture-level solutions within the Search organization. You will take charge of the technical direction for full-stack applications, moving beyond simple execution to strategic oversight. You will lead functional teams through complex resource requirements and high-risk technical challenges, ensuring that our systems are not only scalable but also optimized through modern AI-driven development practices. You are a builder and an architect who views AI as a force multiplier for engineering impact and architectural integrity. Responsibilities Lead the architectural strategy and delivery of high-scale full-stack applications, ensuring alignment with business goals, security standards, and global regulatory requirements. Architect and implement AI-augmented development workflows, utilizing tools like Git
Hub Copilot and Amazon Code
Whisperer to improve team velocity and code quality. Identify and implement AI-driven efficiencies in the backend lifecycle, replacing...