Medium

Gulsaba Fiha

she/her

Gulsaba Fiha

·

21h ago

I Built a SaaS Billing System and Discovered Why Idempotency Matters More Than I Expected

Everything was working perfectly in my SaaS billing system.

I Built a SaaS Billing System and Discovered Why Idempotency Matters More Than I Expected

Gulsaba Fiha

·

1d ago

How to Implement Usage-Based Billing in a Django SaaS Application

Imagine you're building an AI-powered SaaS application.

How to Implement Usage-Based Billing in a Django SaaS Application

Gulsaba Fiha

·

2d ago

How to Build a Production-Ready RAG Application With Django and PostgreSQL

Building a simple Retrieval-Augmented Generation (RAG) application is surprisingly easy.

How to Build a Production-Ready RAG Application With Django and PostgreSQL

Gulsaba Fiha

·

3d ago

Python Concurrency: When to Use Threads, Processes, or Asyncio

Imagine you’re building a Python application that needs to download 100 images, process thousands of records, and make requests to multiple…

Python Concurrency: When to Use Threads, Processes, or Asyncio

Gulsaba Fiha

·

4d ago

I Improved My RAG Pipeline with Hybrid Search, Reranking, and Query Rewriting

My RAG application was working. Documents were indexed, embeddings were generated, and the LLM was producing answers.

I Improved My RAG Pipeline with Hybrid Search, Reranking, and Query Rewriting

Gulsaba Fiha

·

5d ago

I Built a RAG Evaluation Pipeline to Find Out Why My AI Was Hallucinating

My RAG application was working perfectly.

I Built a RAG Evaluation Pipeline to Find Out Why My AI Was Hallucinating

Gulsaba Fiha

·

6d ago

Why Your RAG Application Retrieves the Wrong Documents

Your RAG application works perfectly during development.

Why Your RAG Application Retrieves the Wrong Documents

Gulsaba Fiha

·

Nov 6

How to Implement Tenant Isolation in Django Without Leaking Customer Data

Imagine you’re building a SaaS application.

How to Implement Tenant Isolation in Django Without Leaking Customer Data

Gulsaba Fiha

·

Nov 5

How to Structure a Django Project When It Grows Beyond 50 Models

Your Django project started beautifully.

How to Structure a Django Project When It Grows Beyond 50 Models

Gulsaba Fiha

·

Nov 4

I Fixed a React Search Box That Was Sending Too Many API Requests

Imagine building a search box for an e-commerce application.

I Fixed a React Search Box That Was Sending Too Many API Requests

Gulsaba Fiha

Gulsaba Fihashe/her

Software Engineer & Data Science enthusiast | Python, Django, React, AI & ML | Writing about code, data, and tech.

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