Senior Backend Engineer — Java & Node.js AI Platforms
Summary
Randstad Polska is hiring a Senior Backend Engineer in Kraków (hybrid, on-site) to design, build, and maintain high-performance internal platforms and developer tooling. The role splits backend work between Java and Node.js/TypeScript, with PostgreSQL modeling, API orchestration, and a focus on Agentic AI, MCP, and autonomous developer workflows.
Randstad Polska Sp. z o.o. in Kraków seeks a Senior Software Engineer (Dual Backend) to design, build and maintain high-performance internal platforms and developer tooling.
You will split backend work between Java and Node.js (TypeScript) while driving Agentic AI, MCP, and autonomous developer workflows in a hybrid Kraków environment. Ideal candidates have extensive enterprise backend experience, PostgreSQL modeling, and API orchestration, with a passion for AI-augmented developer platforms and