@taosunvillanueva

Tao Sun Villanueva

@taosunvillanueva

Exploring AI as a Software Engineer

Joined September 2025

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Tao Sun Villanueva's blogs

Tao, an AI Engineer's Learning Pathtao-software-engineer-and-ai.hashnode.dev15 posts

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Recently published

TSTao Sun Villanuevatao-software-engineer-and-ai.hashnode.devDec 6, 2025 · 5 min read

Deep Research with LangGraph: Part 1 - The Scoping Agent

The foundation of any successful research project is a well-defined brief. In our Deep Research with LangGraph project, the very first agent is dedicated to this critical task: transforming a user's initial, sometimes vague, request into a clear, act...

TSTao Sun Villanuevatao-software-engineer-and-ai.hashnode.devNov 12, 2025 · 6 min read

LangGraph Learning Series: Building a Task Chatbot with Long Term Memory

Building a truly intelligent assistant requires long-term memory, the ability to not just recall the last message, but to understand and update structured information about the user, their tasks, and preferences. This article shows how to create a ro...

TSTao Sun Villanuevatao-software-engineer-and-ai.hashnode.devNov 6, 2025 · 5 min read

LangGraph Learning Series: Long-Term Memory

The magic of a truly helpful AI assistant isn't just in its ability to generate text—it's in its memory. A stateless LLM forgets everything between turns, making every conversation start from zero. But imagine an assistant that remembers your name, y...

TSTao Sun Villanuevatao-software-engineer-and-ai.hashnode.devNov 5, 2025 · 7 min read

LangGraph Learning Series: Multi-Agent Research Team

🌟 Introduction: The Power of Graph-Based LLM Workflows The complexity of modern LLM applications often requires coordination between multiple steps, tools, and agents. While LangChain provides the building blocks, LangGraph offers the state-manageme...

TSTao Sun Villanuevatao-software-engineer-and-ai.hashnode.devOct 29, 2025 · 5 min read

LangGraph Learning Series: Scaling LLM Workflows with Map-Reduce

Building a single, powerful LLM prompt is great, but building a system that coordinates multiple LLM calls in parallel is how you create scalable, production-ready AI agents. This article dives into one of the most essential design patterns in distri...

Tao Sun Villanueva

About

Available for

Tao Sun Villanueva's blogs

Recently published

Deep Research with LangGraph: Part 1 - The Scoping Agent

LangGraph Learning Series: Building a Task Chatbot with Long Term Memory

LangGraph Learning Series: Long-Term Memory

LangGraph Learning Series: Multi-Agent Research Team

LangGraph Learning Series: Scaling LLM Workflows with Map-Reduce

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Tao Sun Villanueva

About

Available for

Tao Sun Villanueva's blogs

Recently published

Deep Research with LangGraph: Part 1 - The Scoping Agent

LangGraph Learning Series: Building a Task Chatbot with Long Term Memory

LangGraph Learning Series: Long-Term Memory

LangGraph Learning Series: Multi-Agent Research Team

LangGraph Learning Series: Scaling LLM Workflows with Map-Reduce