About the role
About Spiral Spiral builds a fast analytical database for multimodal, multi-rate data streams, on top of the open source Vortex file format. Our users are AI/ML researchers and AI infra engineers developing models in complex domains, such as weather & climate, financial, time-series, genomics, point-clouds, videos, and images. They spend their days waiting on data loaders, writing video or sensor data pipelines, and watching expensive GPUs sit idle on I/O. We make that pain go away.
What we're looking for: We’re looking for exceptional engineers with deep experience in low-level, high-performance software and cloud-scale storage systems. 5+ years of experience writing high-quality production code Strong foundation in operating systems and systems programming Proven track record in performance engineering Familiarity with tools like Apache Arrow, Parquet, DataFusion, Clickhouse, or DuckDB is a plus Understanding of cutting-edge ML infrastructure stack (e.g. PyTorch, CUDA) is also a plus Experience with Rust is a
bonus Willingness to work in-person at our NYC, SF, or London office
About Spiral
Spiral is a multimodal data platform built for frontier AI, targeting the "Third Age of Data" where the primary data consumer is machines rather than humans. Powered by Vortex, an open-source columnar file format donated to the Linux Foundation, it delivers machine-scale throughput, unified governance across all data types, and a single API for everything from embeddings to video. Its customers include enterprises in computer vision, robotics, and multimodal AI.
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Job details
Location
San Francisco, CA
Funding
Total raised
$22M
Last stage
Series A
Investors
Founders
What happens next.
No applications, no recruiter spam. Just the intro.
Confirm the fit
A few questions to make sure this role is the right shape for you. Two minutes.
I pitch you to the company
I write the intro, send it to the founder, and handle the back-and-forth.
A meeting lands on your calendar
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.