Full Stack Software Engineer

Zalion is an international AI start-up revolutionizing industrial procurement. We use cutting-edge AI agents to automate manual Source-to-Pay processes, freeing up procurement teams for strategic work.

We are live with the largest companies in Europe & the US.

We love what we do. We get stuff done. We progress fast.

Tasks

• Own and ship end-to-end features – from API design and data models to polished UIs and production monitoring.
• Build scalable backend APIs in Python / FastAPI
• Ship high-quality frontends using Next.js (React, TypeScript) + TanStack (Query / Router) .
• Design and evolve agent workflows in LangChain / LangGraph that are robust, observable, and debuggable (not just prompt hacks)
• Work with both structured and unstructured procurement data (RFQs, emails, quotes, contracts)
• Build data & system integrations (ERP, email, supplier systems)
• Help shape our architecture, reliability, and engineering best practices as we grow
• Collaborate directly with founders, PM, and customers to understand real procurement workflows and turn them into product.

Requirements

Benefits

Tech Stack You’ll Work With

Zalion is a leading Procurement AI start-up revolutionizing industrial procurement. We use cutting-edge AI agents to automate manual Source-to-Pay processes, freeing up procurement teams for strategic work.