Senior Software Developer (AI)

Why us? Brief job description We are looking for an experienced Java Developer with strong technical skills and a passion for creating high-quality, clean, and maintainable code. The ideal candidate has at least 5 years of professional experience and a solid background in backend development using modern Java technologies. The perfect fit is a team-oriented person who values collaboration, knowledge sharing, and collective problem-solving. A genuine interest in data and databases is highly appreciated. What is key about this position? We are looking for an experienced Java Developer with strong technical skills and a passion for creating high-quality, clean, and maintainable code. The ideal candidate has at least 5 years of professional experience and a solid background in backend development using modern Java technologies. The perfect fit is a team-oriented person who values collaboration, knowledge sharing, and collective problem-solving. A genuine interest in data and databases is highly appreciated. Your mission: Your daily tasks on the job Designing and implementing AI agents with reasoning pipelines (e.g., multi-step workflows, RAG-based decision making) Integrating AI capabilities suchas LLM - powered services, semantic search, and intelligent automation Contributing to scalable architectures for data- and event-driven systems Improving, refactoring, and maintaining existing code bases Designing tasks in collaboration with theTeam Lead andProductOwner Participatingin codereviews,architecturediscussions, andknowledgesharing Contributed to the design of scalable architectures for data-heavy and AI-drivenservices Collaborate closely with theTeam Lead and ProductOwner to design tasks and shape the technical solution Participate in codereviews, architecture discussions, and knowledge-sharing sessions Deine Mission Your mission Your qualifications: Java Spring Boot Docker AI-related: Spring AI Experience integrating LLMs into applications (OpenAI API, Anthropic, local inference, etc.) Understanding of vector databases (Milvus, Pinecone, Qdrant, Elasticsearch vector search, or similar) AWS Bedrock LangChain4j Knowledge of embeddings, prompt engineering basics, and retrieval-augmented generation (RAG) Understanding Model Context Protocol Polish – C1 (required) / English – C1/B2+ (required) How you thrill us: Redis Mongo DB AI-related: Experience with AI/ML frameworks or orchestration libraries (LangChain4j, Spring AI, Embabel, Haystack, etc.) Familiarity with LLM model lifecycle: prompt design, evaluation, latency considerations, cost/performance trade-offs Experience with Ollama / vLLM Experience with streaming architectures for AI pipelines (i.e. Kafka Streams) Experience with document processing, OCR, or semantic search How you thrill us Benefits How to apply: