AI-Native Performance Creative Designer About Upstack Data Upstack Data is a Miami-based SaaS building marketing automation for Shopify merchants. Our flagship product, Signal , replaces broken browser-based pixels with reliable first-party server-side events to Meta, TikTok,
What we are looking for: 3–5 years in AI/ML engineering Strong Python + hands-on LLM experience (OpenAI, Gemini, Hugging Face, LLaMA) GenAI stack: LangChain, LangGraph, LlamaIndex RAG + vector databases + FastAPI Cloud: GCP preferred (Azure/AWS