Bild AI, a Y Combinator Winter 2025 portfolio company building an AI-driven search engine, is recruiting founding product engineers to shape its core technology stack. The startup aims to challenge established players like Google by combining large language models with real-time web indexing, requiring engineers to design scalable architectures and user-facing interfaces.

The role emphasizes full-stack responsibilities, from optimizing model inference pipelines to developing frontend components for search result visualization. Candidates should have experience with machine learning systems, distributed computing frameworks, and front-end development using modern JavaScript frameworks. The position offers equity and the opportunity to define product roadmaps in a pre-launch stage.

This hiring push reflects Bild AI's strategy to rapidly iterate on its minimum viable product while attracting top talent before public announcement. The company's focus on open-source contributions and developer tools suggests a commitment to community-driven growth. Interested applicants can apply directly through the company's careers page.

Engineers joining at this stage will influence key technical decisions, including data pipeline optimization and API design. The hiring wave signals Bild AI's confidence in its technical approach and its ambition to disrupt the search engine market within 12-18 months of launch.