Skill requirements in senior AI postings, US vs LATAM % of postings mentioning each skill US postings LATAM postings 0%20%40%60%80%100% Python26%PyTorch0.4%RAG0.5%LangGraph<0.1%LangSmith0%LlamaIndex0%Evals0%Vector DBs0%Fine-tuning (LoRA)0%vLLM / SGLang0%MLflow0%Kubeflow0%SageMaker / Vertex0%MCP / Agent SDKs0%Computer Vision0.2%