Backend Engineer (Node.js / TypeScript)

About Nexoya We help marketing teams unlock their growth potential with AI. Our attribution shows how advertising investments perform across channels, and our optimizations shift budgets to where they drive the bottom line. Leading European brands in e-commerce, telco, banking, insurance, energy and more rely on us. The role You build and run the Node.js/TypeScript services behind the Nexoya app: the GraphQL API, ad channel integrations and data ingestion, and new LLM- and agent-based features.…