At Toloka A I we create data that powers leading Gen AI models and innovations. We work with frontier labs, big tech, renowned AI startups, enterprises and non-profit research organizations worldwide. We use a combination of Experts + Crowd + Tech Platform to teach AI models to reason and evaluate their efficacy and safety. We have experts in more than 50 different domains—from doctors and lawyers to physicists and engineers—and boast one of the most diverse general crowds, representing over 100 countries and speaking 40+ languages. We are a well-funded startup with an enviable portfolio of clients including Anthropi c, Amazo n, Microsof t, Poolsid e, Recraf t, and Shopif y. Recently, we secured strategic investment led by Bezos Expedition s and Nebius Grou p with participation from Mikhail Parakh in, CTO of Shopi fy and board advisor to leading Gen AI companies, who now serves as our Chairman of the Board. Our remote-first team is globally distributed around the world: U SA , UK, Netherlands, Serb ia, and more.



About position We're looking for a freelance Integration Engineer to join our Corporate Infrastructure team. You'll build and maintain the integrations that connect our people systems — making our ATS, HRIS, project tracking tools, and surrounding infrastructure communicate reliably and securely. This is a hands-on technical role: analyzing requirements, designing webhook flows and integration architecture, building and debugging integrations, implementing security requirement, and ensuring data moves correctly between systems. You'll work on an hourly basis against a prioritized backlog, but you're expected to help shape it, proposing solutions and owning the design, with product direction from the HR Tech owner and technical oversight from Engineering. Responsibilities 1. Solution Design & Business Analysis - Understand existing processes and pain points, and translate ambiguous or high-level requirements into concrete technical solutions - Define the targe

📌 Freelance integration engineer (Cantabria)
🏢 Toloka
📍 Cantabria