G

Gulshan Yadav

@mrgulshanyadav

AI systems builder · 7 years in production. RAG, self-hosted infra, agent architecture. 📬 Deep-dives → mrgulshanyadav.substack.com

Bangalore, Indiag1technologies.onlineJoined March 2026

1 Followers 37 Following122 Articles

G Gulshan Yadav·Aug 11

Biometric Authentication (Face ID + Fingerprint) in Flutter

0 min read#Flutter

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Biometric Authentication (Face ID + Fingerprint) in Flutter

G Gulshan Yadav·Aug 11

Why Vector Databases Are Critical for RAG Systems

0 min read#Machinelearning

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Why Vector Databases Are Critical for RAG Systems

G Gulshan Yadav·Aug 11

Flutter Push Notifications with FCM — Complete 2026 Walkthrough

0 min read#Flutter

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Flutter Push Notifications with FCM — Complete 2026 Walkthrough

G Gulshan Yadav·Aug 11

Vector Database vs Knowledge Graph: Choosing Your LLM Store

0 min read#Machinelearning

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Vector Database vs Knowledge Graph: Choosing Your LLM Store

G Gulshan Yadav·Aug 11

Add a Watermark to Images in Flutter in 5 Lines

0 min read#Flutter

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Add a Watermark to Images in Flutter in 5 Lines

G Gulshan Yadav·Aug 11

LLM Memory vs Context Window: The Gap Nobody Explains

0 min read#Machinelearning

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LLM Memory vs Context Window: The Gap Nobody Explains

G Gulshan Yadav·Aug 11

Background Tasks in Flutter: The workmanager Guide That Works

0 min read#Flutter

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Background Tasks in Flutter: The workmanager Guide That Works

G Gulshan Yadav·Aug 11

RAG vs Fine-Tuning: Which One Should You Actually Use

0 min read#Machinelearning

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RAG vs Fine-Tuning: Which One Should You Actually Use

G Gulshan Yadav·Aug 11

Upload Files to AWS S3 from Flutter (Web + Mobile)

0 min read#Flutter

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Upload Files to AWS S3 from Flutter (Web + Mobile)

G Gulshan Yadav·Aug 11

Self-Hosted RAG: A Production Pipeline on Your Own Hardware

0 min read#Machinelearning

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Self-Hosted RAG: A Production Pipeline on Your Own Hardware

G Gulshan Yadav·Aug 11

Convert Image URL to File in Flutter — Exact Code

0 min read#Flutter

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Convert Image URL to File in Flutter — Exact Code

G Gulshan Yadav·Aug 11

What is RAG? How Retrieval-Augmented Generation Works

0 min read#Machinelearning

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What is RAG? How Retrieval-Augmented Generation Works