15 articles

📰 Dev.to · Vinicius Fagundes

Articles from Dev.to · Vinicius Fagundes · 15 articles · Updated every 3 hours · View all reads

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Anomaly Detection + LLM: Statistical Rigor Meets AI Insights
Dev.to · Vinicius Fagundes 2mo ago
Anomaly Detection + LLM: Statistical Rigor Meets AI Insights
TL;DR: Z-score with seasonality detects sales anomalies at 90% accuracy. Add Claude to explain them....
Pipelines, ETL, and Warehouses: The DNA of Data Engineering
Dev.to · Vinicius Fagundes 2mo ago
Pipelines, ETL, and Warehouses: The DNA of Data Engineering
Introduction In the previous article, we explored what data engineering is and why it...
Data Engineering Uncovered: What It Is and Why It Matters
Dev.to · Vinicius Fagundes 2mo ago
Data Engineering Uncovered: What It Is and Why It Matters
The first chapter in a beginner-friendly series on becoming a data engineer. Learn what data engineering is, why organizations need it, and whether this career
Real-Time is an SLA, Not an Architecture: When You Actually Need Kafka (And When You Don't)
Dev.to · Vinicius Fagundes 3mo ago
Real-Time is an SLA, Not an Architecture: When You Actually Need Kafka (And When You Don't)
TL;DR: Inherited a streaming architecture with 47 Kafka topics. Only 3 needed sub-second latency. 38...
Train Models. Ship Systems. Know the Difference.
Dev.to · Vinicius Fagundes 3mo ago
Train Models. Ship Systems. Know the Difference.
TL;DR: Your model's 94% accuracy means nothing if your system crashes after 10 predictions. The team...
Anomaly Detection in Seasonal Data: Why Z-Score Still Wins (But You Need to Use It Right)
Dev.to · Vinicius Fagundes 3mo ago
Anomaly Detection in Seasonal Data: Why Z-Score Still Wins (But You Need to Use It Right)
TL;DR: When you have seasonal, multi-dimensional data (like smartphone sales), naive z-score fails....
Production AI: Monitoring, Cost Optimization, and Operations
Dev.to · Vinicius Fagundes 3mo ago
Production AI: Monitoring, Cost Optimization, and Operations
Quick Reference: Terms You'll Encounter Technical Acronyms: SLA: Service Level...
RAG Evaluation Metrics: Measuring What Actually Matters
Dev.to · Vinicius Fagundes 3mo ago
RAG Evaluation Metrics: Measuring What Actually Matters
Quick Reference: Terms You'll Encounter Technical Acronyms: RAG: Retrieval-Augmented...
Prompt Engineering Patterns: From Zero-Shot to Chain-of-Thought Reasoning
Dev.to · Vinicius Fagundes 4mo ago
Prompt Engineering Patterns: From Zero-Shot to Chain-of-Thought Reasoning
📚 Tech Acronyms Reference Quick reference for acronyms used in this article: API -...
Function Calling and Tool Use: Turning LLMs into Action-Taking Agents
Dev.to · Vinicius Fagundes 4mo ago
Function Calling and Tool Use: Turning LLMs into Action-Taking Agents
📚 Tech Acronyms Reference Quick reference for acronyms used in this article: API -...
Building Custom MCP Servers with Python: A Data Engineer's Guide 🛠️
Dev.to · Vinicius Fagundes 5mo ago
Building Custom MCP Servers with Python: A Data Engineer's Guide 🛠️
The Model Context Protocol (MCP) lets you connect AI assistants directly to your data infrastructure....