Tech Lead AI Engineer
At a glance
Senior AI Engineering role at GFT Technologies. Kraków.
Pay not stated AI Engineering salary
aimlroles summary, based on the employer's posting.
What you'll do
- Build AI applications and services with Python and FastAPI, then connect them to business needs
- Develop GenAI systems using LLMs, retrieval-augmented generation, embeddings and vector databases
- Create agent-based workflows with LangGraph and DeepAgent, integrating MCP tools and outside services
- Design API backends and maintain solutions built with CosmosDB and PostgreSQL
- Evaluate models, improve solution reliability, and use AI-assisted development across the software lifecycle
What you bring
- At least five years of Python development, with strong FastAPI experience
- Practical machine learning and model evaluation experience, plus work building LLM or generative AI solutions
- Experience with LangGraph, DeepAgent and MCP integrations, alongside knowledge of RAG, embeddings and vector databases
- Knowledge of CosmosDB, PostgreSQL and Azure cloud services, with experience designing API architectures
Who this fits
This senior technical role suits you if you can turn business needs into scalable AI solutions and communicate with both business and technology stakeholders. You’ll work three days each week from the client’s Kraków office under an employment contract.
From the employer
Type of contract: Employment contract
Salary range: 18800 - 28900 PLN gross
What will you do?
You will join a team delivering large scale solutions for the financial services sector, supporting digital transformation, process automation, data integration, and application modernization initiatives. In this role, you will design and build AI-powered applications, collaborate with business and technology stakeholders, and contribute to the development of innovative solutions within a highly regulated environment.
Your tasks
- Design and develop AI-powered applications and services using Python and FastAPI
- Build and optimize GenAI solutions leveraging LLMs, RAG, embeddings and vector databases
- Create and maintain agentic AI workflows using LangGraph and DeepAgent frameworks
- Integrate MCP tools and external services into AI ecosystems
- Design scalable API-based architectures and backend services
- Develop and maintain solutions using CosmosDB and PostgreSQL
- Perform model evaluation and improve AI solution quality and reliability
- Collaborate with business and technology teams to translate requirements into technical solutions
- Apply modern software engineering practices throughout the SDLC
- Utilize AI-assisted software development techniques to improve delivery efficiency
Your skills
- At least 5 years of experience with Python development
- Strong experience with FastAPI
- Hands-on experience with machine learning and model evaluation
- Experience with LLMs and Generative AI solutions
- Knowledge of prompt engineering, context anchoring, RAG, embeddings and vector databases
- Experience with agentic AI frameworks including LangGraph and DeepAgent
- Experience with MCP tool integration
- Strong understanding of AI system design
- Experience designing API-based architectures
- Knowledge of CosmosDB and PostgreSQL
- Experience working with Azure cloud services
- Experience with AI-assisted software development
- Strong understanding of computer science fundamentals
- Knowledge of modern software development practices and SDLC
- Strong communication and stakeholder management skills
- Ability to translate business requirements into scalable technical solutions
Nice to have
- Experience in the Client Lifecycle domain
We offer
- Hybrid work in our client's office (Kraków) 3 days a week
- 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