F/M Senior Fullstack Engineer (LLM / GenAI) | must be Poland-based

We are looking for Poland-based candidates for this position.

We’re hiring multiple people – referrals are more than welcome! 🚀

For an international client from the professional information services sector, we are looking for Senior Fullstack Software Engineers to join a team building AI/LLM solutions and a GenAI Platform (focused on creating and deploying AI agents).

📍100% remote | B2B (JDG) | direct contract with the client

Work in English

🎯 Role

1. End-to-end development – from concept to production.
2. Designing full-stack applications and AI components, co-creating architecture, working with CI/CD, and ensuring quality and security.

Main technologies: Python, NodeJS, React, TypeScript, JavaScript, AWS

🔎 Who we’re looking for

• 7+ years of commercial experience
• Strong backend + solid frontend experience (any technologies; min. 3 years, building frontend from scratch)
• Experience with cloud environments
• Strong fundamentals in algorithms and data structures
• Hands-on experience with cloud-native solutions, CI/CD, and secure coding practices
• Ownership and independence
• English level: B2/C1

🤖 AI/LLM – nice to have (RAG, AI agents, LangChain), but not required.

We’re looking for technically mature Fullstack Engineers who understand algorithms, think in terms of product, take ownership of solutions, and thrive in a dynamic, innovative environment.