Principal AI/ML Solutions Architect — Full Stack

GFT Technologies SE; Polska; Hybrid; PLN 215,000 - 358,000; Full time

Job summary

GFT Technologies SE is seeking an experienced AI/ML engineer to lead end-to-end AI initiatives. You will architect, develop and deploy AI products, collaborating with stakeholders to deliver scalable, secure enterprise AI solutions.

The role emphasizes MLOps, cloud-native architectures and production-grade engineering. You will work in a hybrid setup, contributing to multi-cloud environments and leveraging state-of-the-art LLMs.

Qualifications

• 7+ years of software engineering experience with 3+ years delivering production-grade AI/ML solutions.
• Experience delivering end-to-end AI systems from concept through production deployment.
• Hands-on experience building conversational AI, chatbots, assistants or agent-based solutions.
• Expert-level Python development skills and software engineering best practices.
• Knowledge of software design patterns, automated testing and microservices architectures.
• Hands-on experience with Docker, Kubernetes and deployment automation.
• Experience with cloud platforms such as Microsoft Azure, AWS or GCP.
• Practical knowledge of enterprise LLMs including GPT, Claude, Gemini, Llama or Mistral.
• Hands-on experience with prompt engineering, function calling, structured outputs and workflow orchestration.
• Experience building agent-based systems, tool integrations and human-in-the-loop workflows.
• Knowledge of LangGraph, LangChain or Google ADK.
• Experience with PyTorch, TensorFlow or Scikit-learn.
• Experience with MLflow, Kubeflow or cloud-native MLOps platforms.
• Knowledge of monitoring, observability, model governance and performance optimization.
• Openness to work hybrid from our client's office (Kraków) 8 days a month.

Responsibilities

• Deliver end-to-end AI/ML solutions from architecture and development through deployment and production support.
• Collaborate with business stakeholders to translate requirements into scalable AI solutions.
• Develop AI assistants, chatbots, agent-based workflows and RAG-based applications.
• Design scalable cloud, data and AI architectures for enterprise use.
• Develop frontend and backend services, APIs and enterprise integrations.
• Implement MLOps and LLMOps processes including monitoring, evaluation and governance.
• Build and maintain AI deployment pipelines and automation frameworks.
• Provide post-production support and continuous optimization of live solutions.
• Ensure security, reliability, performance and compliance across AI platforms.

Skills

Senior experience

AI/ML delivery

End-to-end AI systems

Python development

Software design patterns

Docker/Kubernetes

Cloud platforms

LLMs knowledge

Prompt engineering

Workflow orchestration

Agent-based systems

LangChain/LangGraph

PyTorch/TF/Scikit-learn

MLflow/Kubeflow

Monitoring & governance

Hybrid work readiness

Tools

Docker

Kubernetes

Azure/AWS/GCP

PyTorch

TensorFlow

Scikit-learn

MLflow

Kubeflow

LangGraph/LangChain

Job description

GFT Technologies SE is seeking an experienced AI/ML engineer to lead end-to-end AI initiatives. You will architect, develop and deploy AI products, collaborating with stakeholders to deliver scalable, secure enterprise AI solutions.

The role emphasizes MLOps, cloud-native architectures and production-grade engineering. You will work in a hybrid setup, contributing to multi-cloud environments and leveraging state-of-the-art LLMs.