Artificial Intelligence Engineer

Salt is currently hiring a AI engineer for a client of ours in Krakow, Poland.

This is a contract role for 6 months with a chance to extend. It requires 3 days on site in Krakow.

Job Description:

• Solid understanding of API integration patterns and inter-service communication (e.g. REST, Kafka)
• Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
• At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
• Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
• Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
• Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
• Experience with PoC development and iterating quickly based on results.
• Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
• Strong debugging, profiling, and optimization skills for AI applications.