The Non-Technical Founder's Guide to Choosing a Tech Stack for Your AI-Powered SaaS

Dev.to AI
Machine Learning Generative AI AI Research AI Business

You have a SaaS idea. It probably involves AI (in 2026, it should). Now someone tells you that you need to pick a "tech stack" and suddenly you're drowning in acronyms: React, Next.js, Node, Python, LLMs, RAG, vector databases, embeddings, fine-tuning. Here's the truth: you don't need to understand all of that to make a smart decision. But in 2026, choosing a tech stack isn't just about the web framework anymore - it's about choosing the right AI infrastructure too. Let me translate both into business decisions you already know how to make.