Senior Java & Generative AI Engineer - B2B Contract, Warsaw

We are looking for an experienced Java Engineer with strong Generative AI expertise to develop production-ready applications, build scalable data solutions and lead technical delivery across cloud-native environments.

Key responsibilities:

• Design, develop, test and maintain high-quality Java applications.
• Build and integrate AI-powered applications using LLMs and Generative AI frameworks.
• Lead cross-team engineering initiatives and develop reusable libraries and frameworks.
• Design and maintain scalable data pipelines and distributed processing systems.

What we are looking for:

• Strong hands-on Java development experience , alongside solid Python skills.
• Proven experience building Generative AI and LLM-based applications , ideally using LangChain, LangGraph or similar frameworks.
• Experience with cloud-native technologies, Kubernetes and distributed systems.
• Knowledge of Apache Spark, Snowflake and Databricks.
• Experience delivering production-grade software, with a focus on scalability, reliability and testing.

Interested in combining advanced Java engineering with practical AI innovation? Get in touch to discuss the role and how your experience could contribute to the next generation of intelligent applications.