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Mahdi Jafari - Software Engineer

Building systems that solve real problems

Soft Skills for Software Engineers: Unlocking Success Beyond Code

Discover the essential soft skills every software engineer needs to thrive in their career. From communication to teamwork, unlock success beyond code.

10 Lessons I Learned from 6 Years of Being a Software Engineer

Reflecting on my 6-year journey as a software engineer, here are 10 valuable lessons I've learned that can help you navigate your own career in tech.

Make Your FastAPI Responses Up to 5x Faster with One Simple Change

See how a simple change can boost your FastAPI response times. Learn the techniques to make your APIs faster and improve user experience.

Common FastAPI Anti-Patterns: What to Avoid for Production-Ready APIs

FastAPI is a powerful framework, but certain anti-patterns can hinder performance and scalability. Learn what to avoid for production-ready APIs.

Building Real-Time Applications with FastAPI and WebSockets: A Practical Guide

Learn how to build real-time applications using FastAPI and WebSockets. This practical guide covers setup, implementation, and best practices for seamless real-time communication.

Building GraphQL APIs with FastAPI: A Practical Guide

Learn how to build efficient GraphQL APIs using FastAPI. This practical guide covers setup, implementation, and best practices.

APIs That Scale: Lessons I Learned Building with FastAPI

Building scalable APIs is crucial. Here are the lessons I've learned using FastAPI to create APIs that can handle growth and demand effectively.

Geospatial APIs: Location, Maps, and Spatial Queries in Python

Learn how to handle location data, maps, and spatial queries to build powerful location-based applications.

Some Things I've Built

toeflprep.ai

AI-powered TOEFL preparation platform

futsali.com

Futsal platform for Afghanistan

fastapi-middlewares

FastAPI middleware for request tracking, logging, and security headers

VoiceType

Voice typing tool

ScreenDraw

Simple screen annotation tool for macOS

DayProgress Plus

Shows day progress in your Mac menubar.

GitHub

See my open-source projects on GitHub

about me
Mahdi Jafari Picture

I'm a software engineer with 7 years of experience building backend systems, APIs, and AI-powered products. I mainly work with Python, Generative AI and Frontend Development. I like to take a problem from first idea to a release users can use.

Get in Touch
What I work on

Backend and AI first. I also build the frontend when a product needs it.

backend engineering

I design and build reliable APIs, backend services, and the systems behind web applications.

Python
FastAPI
Django
WebSockets
Celery
Redis
REST API
PostgreSQL
Docker
AWS
GCP

AI engineering

I build applications on top of LLMs and RAG systems.

OpenAI
LangChain
Python
FastAPI
PostgreSQL
Redis

product engineering

I build the React and Next.js frontend a product needs to reach its users.

React
Next.js
Tailwind CSS
TypeScript
JavaScript
Framer Motion
What People Say
“Delivers high-quality Python work and handles complex problems with focus and reliability.”
Mohammad Asif AzimiMSc Data Science Student — University of Vienna
“Strong programming foundation, learns fast, and handles new challenges effectively.”
Ali HonariData Scientist
“Focused, driven, and communicates clearly. Shows the mindset of a strong Python Backend Engineer.”
Marisa Veiga Lobato-SchlerethSenior Career Coach — Imagine Foundation e.V.
“Keeps projects on track, meets deadlines, and maintains high quality standards.”
Yasin MohammadiSoftware Developer
“Understands complex problems quickly, writes clean code, and works well with others.”
Kazim KayhanSoftware Engineer
View more on LinkedIn