With Sift Stack, two ex-SpaceX engineers are bringing the software that helped launch rockets to the factory floor

Sift Stack, founded in 2022 by former SpaceX engineers Karthik Gollapudi and Austin Spiegel, is a software company based in El Segundo, California, that provides advanced data infrastructure tools for the design and manufacturing of complex machines such as spacecraft, rockets, and cars. The company leverages expertise from managing vast telemetry data streams at SpaceX to offer clients—including major aerospace firms like United Launch Alliance, defense contractors, robotics, and power grid startups—a best-in-class solution for handling real-time sensor data during testing, manufacturing, and operations. Sift’s platform organizes and stores data from millions of sensors across various formats and time scales, making it machine-readable and accessible for AI-driven analysis and decision-making in manufacturing processes. The rapid emergence of AI and deep learning tools has shifted Sift’s business focus from customized workflows to emphasizing robust data infrastructure as a critical asset. This shift reflects the growing need for companies to efficiently manage enormous volumes of data generated by software-intensive machines, enabling