At Matterworks we are building AI tools to extract insights from the ever-growing corpora of biological data and to unlock opportunities in therapeutic discovery, development, and manufacturing. We are building large-scale deep learning models of bi…

We are hiring at deepset, makers of Haystack. Forward Deployed Engineers. Remote (EU/UK) + hubs: Berlin, Barcelona, London. Full Time. We build AI that companies actually run in production (not demos). You ship customer-facing LLM apps end-to-end: d…

Senior backend engineer to build core systems for real-time voice AI conversations. Responsibilities include building Python-based state systems, integrating multiple LLM providers (prompting, routing, tool calling, fallbacks), writing high-performa…

Modal builds a serverless cloud used by AI companies for inference, training, batch operations and sandboxes. Hiring for Product, System, and SDK engineering teams, with Product Engineering (observability tooling) primarily in NYC as an in-office ro…

Lago is an open-source billing platform (getlago.com) that enables teams to manage and scale any pricing model. The company has raised over $22M and is hiring full-time, permanent roles across Product and Engineering. Open roles include Senior Backe…

Building Wave, a high-performance GPU programming language and compiler for machine learning workloads. Own end-to-end performance of Wave's kernels. Work includes hand-tuned GPU kernels (GEMM, Attention, MoE, decoding); instruction-level optimizati…