Joshua | Reliability Engineer & GPU Infrastructure Expert

Experience & Education

Speciality

Failure Prediction Innovator upholding "stability before scale." Created GPU cluster health metrics now adopted industry-wide.

Experience

1.Reliability Engineer, NVIDIA DGX Systems (4 years)
2.Lead architect for national supercomputing center disaster recovery
3.Core developer of WhaleFlux Self-Healing System

Education

1.MS High-Performance Computing, MIT
2.BSc Electrical Engineering, UC Berkeley

Posts

RAG Explained Simply: How AI “Looks Up” Answers in Your Documents

Joshua Jan 21, 2026

What is RAG? And Why It’s the Key to a Truthful AI Assistant

Joshua Jan 14, 2026

Step-by-Step: Build Your First AI-Powered Knowledge Base

Joshua Jan 14, 2026

A Complete Guide to AI Model Fine-Tuning: LoRA, QLoRA, and Full-Parameter Fine-Tuning

Joshua Jan 7, 2026

10 Common Pitfalls Beginners Face with AI Models: A Guide to Avoiding Ineffective Training and Deployment Lag

Joshua Jan 7, 2026

AI Model Deployment Demystified: A Practical Guide from Cloud to Edge

Joshua Dec 22, 2025

Double Your AI Model Inference Speed! 5 Low-Cost Optimization Hacks

Joshua Dec 18, 2025

A Beginner’s Guide to the Complete AI Model Workflow

Joshua Dec 17, 2025

Efficient Model Serving: Architectures for High-Performance Inference

Joshua Dec 17, 2025