Lead Fullstack AI/ML Engineer (Kraków, PL, 30-302)

GFT Technologies SE; Polska; Hybrid; PLN 194,000 - 298,000; Full time

Benefits offered by this job

Hybrid Kraków

Experienced team

Benefits package (medical, sport, life

Online training

E-learning platform

Social events

Job summary

GFT Technologies SE in Kraków seeks a senior AI/ML software engineer to drive end-to-end AI product delivery from architecture to deployment and production support for enterprise clients.

You will collaborate with stakeholders to build scalable, secure AI applications, chatbots and agent-based workflows on cloud-native platforms, with strong focus on MLOps, governance and performance.

Qualifications

• 7+ years of software engineering experience with 3+ years delivering production-grade AI or machine learning solutions.
• 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.

Responsibilities

• Collaborate with business stakeholders and translate requirements into scalable AI solutions.
• Design, build and deliver production-grade AI and machine learning systems.
• Develop AI assistants, chatbots, agent-based workflows and RAG-based applications.
• Design scalable cloud, data and AI architectures.
• 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

Python development

AI/ML experience

LLMs

Docker

Kubernetes

Cloud platforms

Prompt engineering

Agent-based systems

Microservices

PyTorch/TensorFlow/Scikit-learn

MLOps

Monitoring

Tools

Docker

Kubernetes

Azure/AWS/GCP

LangChain

LangGraph

ADK

PyTorch

TensorFlow

Scikit-learn

Job description

Type of contract: Employment contract

Salary range: 17400 - 26700 PLN gross

What will you do?

Join a team delivering enterprise-grade AI and machine learning solutions for global organizations. You will be responsible for the end-to-end delivery of AI products, from architecture and development through deployment and production support. Working closely with business stakeholders, you will build scalable, secure, and compliant AI applications, conversational assistants, agent-based systems, and cloud-native platforms that create measurable business value.

Your tasks

• Collaborate with business stakeholders and translate requirements into scalable AI solutions
• Design, build and deliver production-grade AI and machine learning systems
• Develop AI assistants, chatbots, agentic workflows and RAG-based applications
• Design scalable cloud, data and AI architectures
• 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

Your skills

• 7+ years of software engineering experience with 3+ years delivering production-grade AI or machine learning 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 traditional machine learning techniques and model evaluation
• Hands-on 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

Nice to have

• Experience with LlamaIndex, Semantic Kernel, AutoGen or CrewAI
• Experience with large-scale enterprise AI transformation programs
• Knowledge of model explainability and responsible AI practices
• Experience with cost optimization and AI platform governance
• Exposure to multi-agent architectures and autonomous task execution

We offer

• Hybrid work in our client's office (Kraków) 8 days a month
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
• Online training and certifications
• Access to e-learning platform
• Social events