Hi, my name is Jeff (YC W06!), and I lead the visualization and cloud software teams at 10x Genomics. If you would like to work on cutting-edge technology with a modern tech stack and do unambiguous good in the world, give us a look. We make instrum…

Materialize is a fast, distributed SQL database built on streaming internals (Rust). We put a streaming engine in a database, so your team can build real-time data products without the cost, complexity, and development time of stream processing. Whe…

OneSignal is building the best platform for businesses to intelligently engage with customers across every channel. We provide a simple interface to push notifications, email, and in-app messages, letting content creators focus on quality user engag…

FullStory offers session replay and analytics for web and mobile apps. (Digital Experience Intelligence/DXI.) We put a strong emphasis on preserving end-user privacy and having minimal impact on the site/app, while still providing insightful analyti…

Calaxy is an entertainment marketplace. We are a broadcast-like social network as well as a content creation platform. Think of Twitter + Patreon + web3 wallet.

If you have recent, professional experience with C/C++ and Rust and know about operating systems, hypervisor internals, or compilers, we might have a job that fits your qualifications and interests. Folks with superficial knowledge in one of these a…