Tech Lead Fullstack, Search Data Engineer

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.

Yahoo is a global media and tech company that connects people to their passions. We reach hundreds of millions of people around the world, bringing them closer to what they love - from finance and sports, to shopping, gaming and news - with the trusted products, content and tech that fuel their day. For partners, we provide a full‑stack platform for businesses to amplify growth and drive more meaningful connections across advertising, search and media.

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. This is a unique opportunity as we’re reimagining the future of Search, to reinvent how users find information and accomplish their goals.

To achieve this vision, we’re integrating new technology and expanding our infrastructure. This role demands strategic partnership, analytical thinking, exceptional planning and execution skills, ambitious innovation, obsession with quality and user needs, and a passion for solving complex problems. If you’re someone who enjoys being part of high performing teams, this role is for you!

As a Fullstack Tech Lead you will play a critical role in delivering innovation and growth for the Search business by taking charge of the technical direction and execution of our fullstack applications and data systems. You will be responsible for technical oversight of a team of engineers, performing code reviews to ensure code quality, performance, and security. Your technical expertise, leadership skills, and strategic vision will drive the success of our fullstack data projects and contribute to the overall growth of the company.

You are passionate about software development and building highly scalable distributed solutions that enable delightful user experiences and measurable business growth. You will work closely with the product and design teams to plan, experiment and release features in collaboration with other engineering partners and business stakeholders. If you are interested in joining a world‑class team of passionate people and industry veterans who care about code quality, architecture, design and user experience as much as having fun together, then we’d like to talk to you.

• Lead and own delivery of fullstack applications within a cross‑functional product squad, ensuring alignment with business goals, security standards, and regulatory requirements
• Define and implement scalable, robust, and maintainable application architecture and system design
• Collaborate closely with product managers, UX/UI designers, frontend and fullstack engineers, and other stakeholders to understand business requirements and translate them into technical solutions
• Collaborate with Architects, AI/ML engineers and Data scientists to understand and design robust, scalable, and resilient data components using both streaming and batch processing technologies.
• Lead the migration of legacy data components to a modern, cloud‑first architecture on GCP and AWS
• Conduct code reviews and provide technical guidance to development teams to ensure adherence to architectural principles, coding standards, and best practices
• Evaluate third‑party tools, frameworks, and APIs for integration into applications, considering factors such as security, performance, and scalability
• Drive continuous improvement initiatives in development processes, tooling, and automation to enhance efficiency, quality, and time‑to‑market
• Act as a technical mentor and coach to engineers, fostering a culture of learning, innovation, and excellence within the development team
• Communicate complex technical concepts and technical decisions effectively to both technical and non‑technical…