Senior Backend Engineer – AI/GenAI (Python/Java) | Hybrid

GFT TECHNOLOGIES SE; Kraków; Hybrid; PLN 163,000 - 249,000; Full time

Job summary

GFT Poland is seeking a Senior Backend Engineer to build production-grade AI and GenAI solutions using Python and Java in a hybrid Kraków environment. You will contribute to LLM-based capabilities, RAG pipelines and agentic workflows while aligning with security, testing and governance standards.

The role emphasizes integrating Python with existing Java services, designing secure microservices, and delivering scalable enterprise solutions with CI/CD and observability practices.

Qualifications

• 4+ years of professional software engineering experience in Python and Java.
• Experience building AI/GenAI solutions and LLM-based capabilities.
• Knowledge of AI governance, security, traceability and auditability.

Responsibilities

• Design and develop production-grade AI and GenAI solutions in Python and Java.
• Build and integrate LLM-based applications, RAG pipelines and agentic workflows.
• Develop secure APIs, microservices and integration components.

Skills

Python

Java

AI/ML

LLM pipelines

Spring Boot

PostgreSQL

Azure

Kubernetes

Tools

Spring Boot

PostgreSQL

Azure

Kubernetes

Job description

GFT Poland is seeking a Senior Backend Engineer to build production-grade AI and GenAI solutions using Python and Java in a hybrid Kraków environment. You will contribute to LLM-based capabilities, RAG pipelines and agentic workflows while aligning with security, testing and governance standards.

The role emphasizes integrating Python with existing Java services, designing secure microservices, and delivering scalable enterprise solutions with CI/CD and observability practices.