Senior Backend Engineer

Join to apply for the Senior Backend Engineer role at HumanSignal HumanSignal is building the platform that powers the creation, curation, and evaluation of high‑quality data for AI. Our open‑source product, Label Studio, is the de‑facto standard for labeling and evaluating data across modalities. This product‑engineering role will shape what we build, build the services that power labeling and evaluation workflows at scale, and deliver reliable, fast APIs and backend systems. About the role Se…