Why Modern Microservices Need Event-Driven Architecture
Gaurav Kumar
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34 posts published so far
How to Evaluate RAG Retrieval: A Practical Guide to Precision, Recall, MRR, MAP, and NDCG
Gaurav Kumar
RAG Search Algorithms - How Retrieval Actually Works Under the Hood
Gaurav Kumar
pgvector for RAG Search: Schema, Storage, and Retrieval, With Real Results
Gaurav Kumar
Chunking Strategies in RAG: A Deep Dive
Gaurav Kumar
Upgrading My PostgreSQL AI Agent: 3 Architecture Decisions I Made (And Why)
Gaurav Kumar
How to Pick the Perfect Database Without Losing Your Mind
Gaurav Kumar
These AI Memory Types Decide Whether Your Agent Is Smart or Useless
Gaurav Kumar
The 5 Cron Jobs That Save Backend Servers From Disaster
Gaurav Kumar
Build a PostgreSQL AI Agent Using LangChain + Ollama
Gaurav Kumar
The Day I Stopped Building Alone: OpenClaw as My Virtual Team
Gaurav Kumar
Building Sequential AI Agents with Vercel AI SDK (Multi-Step LLM Workflows)
Gaurav Kumar
🛍️ Building an AI-Powered E-commerce Chatbot Using Vercel AI SDK and Gemini
Gaurav Kumar
Building an Ethereum dApp with Next.js, Wagmi, and MetaMask
Gaurav Kumar
How I Created an MCP Server for PostgreSQL to Power AI Agents — Components, Architecture & Real Testing
Gaurav Kumar
🚀 Understanding GraphQL Federation in Microservices Architecture
Gaurav Kumar
Using DataLoader to Batch and Optimize Database Queries in GraphQL ⚡
Gaurav Kumar
Integrating Metrics and Analytics with Custom GraphQL Plugins : Enhance GraphQL APIs
Gaurav Kumar
Ensuring API Reliability: Metrics, Tools, and Best Practices
Gaurav Kumar
Automate Your API Testing: Integrate Postman with GitHub Actions for Seamless CI/CD
Gaurav Kumar
Building Robust Webhook Services in Node.js: Best Practices and Techniques
Gaurav Kumar
What is Database Sharding and How Does It Work?
Gaurav Kumar
Reliable Background Task Execution using BullMQ and Node.js
Gaurav Kumar
Quick and Simple Method for Building a WebSocket Server in Node.js
Gaurav Kumar
Best Architecture Options for SaaS Platforms
Gaurav Kumar