Decide to become an AI engineer and the first thing you meet is a framework list. Learn LangChain? People say LangGraph is rising. What about CrewAI, AutoGen? Picking wrong feels like it will cost you a year. The posting data settles that anxiety first. An agent-specialist job board tallied 1,135 of its own listings from March–May 2026 (the site doesn't name its operator, so read it as a snapshot). More than half of those ads name no framework at all. The ads that do name them average 2.31 ...