Years of Experience: 5+ years Strong full-stack engineering experience, with deep expertise in Python and familiarity with TypeScript or React js Hands-on experience with AI orchestration frameworks such as LangGraph, LlamaIndex Workflows, or similar tools. Solid understanding of Retrieval-Augmented Generation (RAG), including hybrid search, re-ranking, and advanced retrieval techniques. Experience with Spring-based service development. Familiarity with big data and processing ecosystems (for example: Spark, Hadoop). Experience with streaming systems (for example: Kafka, Flink, Beam).