Software Engineering Intern $6K - $10K / monthly • San Francisco, CA, US School year Junior and above Skills Amazon Web Services (AWS), Kubernetes, Python, TypeScript, Machine Learning, Docker, Fine-tuning, Evals Connect directly with founders of the best YC-funded startups. Apply to role › The Opportunity Sixtyfour turns a single name, email, or domain into a full, verified picture of a person or company — by sending AI agents out to research the open web the way a sharp analyst would, then checking and scoring what they find. You'll build real parts of that: the agents that reason and gather evidence, the systems that run them at scale, and the product people use to see the results. How We Work We spend most of our time — call it 80% — understanding the problem deeply, planning, and designing the system before a line gets written. Getting the design right is the hard part and the best part. We hold a high bar, we stay on the edge of what's possible, and everything we ship has to hold up at scale.…