Without strong software engineering fundamentals, coding agents often default to bad trade-offs that hurt system latency, reliability, and cost. This week in The Batch: ▪️ Andrew Ng on full-stack skills for AI engineering ▪️ GLM-5.3 brings advanced cybersecurity capabilities to open weights ▪️ OpenAI, Google, & Nvidia speed up throughput for real-time interaction ▪️ DeepSeek-V4-Pro ships with an open source harness ▪️ Self-GC uses an LLM to better prune long contexts Read the full details…