Medical billing in America is a black box of fragmented data and inefficiency. At CareIgnition, we are building the transparency layer for healthcare. We transform massive, messy datasets into financial clarity for employers and providers. We are lo…

Lantern is building AI-powered revenue intelligence focused on agentic systems that detect buying signals, prioritize opportunities, and help B2B sales teams. The company uses Python, FastAPI, Next.js, React, and a modern data stack (Postgres, Elast…

Lantern is building AI-powered revenue intelligence—autonomous agents that turn cold outreach into warm conversations. The platform automatically detects buying signals across customers' tech stacks, prioritizes opportunities, and helps B2B sales te…

Krea | Distributed Systems & Backend Engineers | San Francisco, CA (onsite+remote) I'm the cofounder & CTO of Krea (https://www.krea.ai). We are a startup in San Francisco building browser-based AI creative tools for professional designers and creat…

Raylu automates private-market investing workflows with LLMs, focusing on mass-scale agentic search and AI-first workflows to accelerate fund lead→memo. Series A (Oct ’25), $12M raised; team of 7, fully in-office (Midtown Manhattan).

Join Krea, a ~24-person startup in San Francisco building browser-based AI creative tools. Work as a generalist engineer on backend and systems design to build distributed systems that process massive (billions of files, petabytes) image, video, and…