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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta
name="viewport"
content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no"
/>
<!-- ═══ Primary Meta (SEO Optimized) ═══ -->
<title>
Pravin Prajapati — Python AI/ML Developer & AI Freelancer | Web OS
Portfolio
</title>
<meta
name="description"
content="Pravin Prajapati — Python Developer, AI/ML Engineer & AI Freelancer from India. Builds intelligent automation, LangChain agents, deep learning models, SaaS backends, and the Web OS Portfolio. Available for freelance AI/ML, Python, and backend projects worldwide."
/>
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content="Pravin Prajapati, Pravin, Pravin Prajapati developer, Pravin Python developer, Pravin AI developer, Web OS, Web OS Portfolio, browser OS portfolio, interactive web OS, web operating system portfolio, AI freelancer, AI freelancer India, AI ML developer, AI ML engineer, AI ML freelancer, Python AI developer, Python ML developer, machine learning freelancer, deep learning developer, freelancer, freelance developer India, freelance Python developer, freelance AI developer, hire AI developer, hire ML developer, hire Python developer, LangChain developer, LLM developer, agentic AI developer, computer vision developer, TensorFlow developer, FastAPI developer, Django developer, SaaS developer, backend developer India, Python developer Ahmedabad, AI developer Ahmedabad, web scraping expert, OCR developer, automation developer, AI agent developer, multi-agent AI, backend developer freelancer, REST API developer, PostgreSQL developer, Docker AWS developer, DSA lab, data structures algorithms, DSA Python Java, coding interview prep"
/>
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"description": "A fully interactive operating-system-style portfolio built with React, TypeScript, and Tailwind CSS. Features draggable windows, taskbar, file explorer, terminal, and embedded applications.",
"author": { "@type": "Person", "name": "Pravin Prajapati" }
},
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"name": "Neural Snake — Cyberpunk Snake Game",
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},
"description": "A cyberpunk-themed browser snake game with neon visuals, progressive levels, combo chains, and a retro-futuristic HUD. Built with TypeScript and HTML5 Canvas with keyboard and touch controls.",
"author": { "@type": "Person", "name": "Pravin Prajapati" }
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"name": "TicTacToe AI — Minimax Algorithm Game",
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}
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"text": "As an AI/ML developer, Pravin Prajapati builds deep learning models (TensorFlow, U-Net), trains machine learning pipelines (scikit-learn), develops LangChain-powered agentic AI systems, integrates large language models (LLMs), creates computer vision and OCR solutions, and builds recommendation systems. He has automated 100K+ documents/month and won a company Hackathon for AI innovation."
}
},
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"text": "You can hire Pravin Prajapati by emailing pravin.prajapati0126@gmail.com or connecting on LinkedIn at linkedin.com/in/pravin-prajapati-706722281. He is available for Python development, AI/ML projects, backend SaaS, web scraping, and automation freelance work globally."
}
},
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"name": "What AI agent development services does Pravin Prajapati provide?",
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"text": "Pravin builds custom AI agents using LangChain, OpenAI, local LLaMA deployments, and multi-agent orchestration. He built 25+ automation agents for a digital marketing dashboard and an AI-powered operational intelligence SaaS platform (WorkSynapse) that won 1st place in a company Hackathon."
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}
},
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"text": "Yes. Pravin Prajapati is available for remote freelance, part-time, and contract work globally across all time zones. He works with clients from India, the US, UK, Europe, and worldwide on Python, AI/ML, backend, and automation projects."
}
},
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]
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<h1>Pravin Prajapati — Python AI/ML Developer & AI Freelancer</h1>
<p>
<strong>Pravin Prajapati</strong> (GitHub:
<a href="https://github.com/pravin-python">pravin-python</a>) is a
Python Developer and AI/ML Engineer from Ahmedabad, Gujarat, India.
Available as an <strong>AI freelancer</strong> for Python, machine
learning, deep learning, LangChain, SaaS backend, and automation
projects worldwide.
</p>
<p>
<em
>Python Developer · AI/ML Engineer · AI Freelancer · Backend
Developer · LangChain Developer · Computer Vision Engineer · Web OS
Creator</em
>
</p>
<h2>About Pravin Prajapati</h2>
<p>
Pravin Prajapati is a Python Developer and AI/ML Engineer with proven
production experience building intelligent automation systems, deep
learning models, agentic AI platforms, and enterprise-grade SaaS
backends. He has automated 100K+ document workflows monthly, built 25+
LangChain AI agents, trained U-Net models for satellite image
segmentation, and won 1st Place in a company-wide AI Hackathon. He is
proficient in Python, TensorFlow, FastAPI, Django, LangChain, and
scikit-learn.
</p>
<h2>Web OS Portfolio</h2>
<p>
The <strong>Web OS Portfolio</strong> by Pravin Prajapati is a fully
interactive browser-based desktop OS experience — a unique personal
portfolio showcasing frontend engineering depth and creative
problem-solving. Built with React, TypeScript, Tailwind CSS, and
Zustand, it features draggable windows, a taskbar, file explorer,
terminal, ML Studio, DSA Lab, AI Predictor, games, and a complete
developer profile. Live at:
<a href="https://pravin-python.github.io/Web-OS-Portfolio/"
>pravin-python.github.io/Web-OS-Portfolio/</a
>
</p>
<h2>AI/ML Developer Services</h2>
<p>
Pravin Prajapati is available as an
<strong>AI ML developer</strong> and
<strong>AI freelancer</strong> for the following services:
</p>
<ul>
<li>
<strong>Machine Learning & Deep Learning:</strong> TensorFlow,
scikit-learn, U-Net, CNN, collaborative filtering, recommendation
systems, model training and evaluation pipelines
</li>
<li>
<strong>Agentic AI & LangChain:</strong> Custom AI agents,
multi-agent orchestration, LLM integration (OpenAI, LLaMA,
OpenRouter), chatbot development, prompt engineering
</li>
<li>
<strong>Computer Vision & OCR:</strong> Image segmentation,
object detection (YOLO), barcode recognition, invoice OCR processing
100K+ documents/month
</li>
<li>
<strong>Python Backend Development:</strong> FastAPI, Django, Flask,
Celery, RabbitMQ, PostgreSQL, Redis, multi-tenant SaaS, JWT, RBAC
</li>
<li>
<strong>Web Scraping & Automation:</strong> Selenium,
BeautifulSoup, Crawlee, large-scale data extraction, document
processing pipelines
</li>
<li>
<strong>Cloud & DevOps:</strong> Docker, AWS (EC2, S3, IAM),
Kubernetes, CI/CD, containerised deployments
</li>
</ul>
<h2>Key Projects by Pravin Prajapati</h2>
<h3>
WorkSynapse — AI-Driven Operational Intelligence SaaS (Hackathon
Winner)
</h3>
<p>
Architected a secure multi-tenant SaaS platform with JWT auth,
database-driven RBAC, AI-powered work detection, and real-time
analytics. Won 1st Place in company-wide AI Hackathon. Tech: Python,
FastAPI, PostgreSQL, SQLAlchemy, Next.js, TypeScript.
</p>
<h3>Web OS Portfolio — Interactive Browser-Based Desktop OS</h3>
<p>
A fully interactive browser-based Web OS built as a personal portfolio
by Pravin Prajapati. Features windows, taskbar, file manager,
terminal, ML tools, and games. Tech: React, TypeScript, Tailwind CSS,
Zustand, Vite.
</p>
<h3>Digital Marketing Multi-Agent Dashboard — LLM Agentic AI</h3>
<p>
Architected and built 25+ AI automation agents using LangChain and
LLMs for social media scheduling, content generation, and
cross-platform publishing. Tech: Python, Django, LangChain, LLMs,
Agentic AI, REST APIs.
</p>
<h3>Satellite Image Cloud & Shadow Segmentation — Deep Learning</h3>
<p>
Built a U-Net deep learning model for semantic segmentation of clouds
and shadows in satellite TIF RGB imagery. Applied IoU and Dice
coefficient metrics. Tech: Python, TensorFlow, U-Net, OpenCV, QGIS,
NumPy.
</p>
<h3>LeadBridge — LinkedIn B2B Lead Generation Automation</h3>
<p>
Production-ready Django 4.x app with 50+ REST API endpoints, LinkedIn
API integration, automated email campaigns, Celery async tasks, and
Fernet encryption. Tech: Python, Django, DRF, PostgreSQL, Celery,
Redis, Nginx.
</p>
<h3>Recommendation System — Machine Learning</h3>
<p>
Built a machine learning recommendation engine using collaborative
filtering and similarity-based algorithms with full training and
evaluation pipeline. Tech: Python, scikit-learn, NumPy, Pandas.
</p>
<h2>Skills & Technologies</h2>
<ul>
<li>
<strong>AI/ML:</strong> TensorFlow, scikit-learn, U-Net, CNN, Deep
Learning, Machine Learning, LangChain, LLMs, Agentic AI, Computer
Vision, OCR, OpenCV, NLP, Recommendation Systems, Collaborative
Filtering
</li>
<li>
<strong>Python:</strong> FastAPI, Django, Flask, Celery, SQLAlchemy,
Alembic, REST APIs, Microservices
</li>
<li>
<strong>Security:</strong> JWT, RBAC, bcrypt, Fernet Encryption,
OWASP, CompTIA Network+, RHCSA, API Security
</li>
<li>
<strong>Databases:</strong> PostgreSQL, Redis, MongoDB, MySQL,
SQLAlchemy
</li>
<li>
<strong>DevOps:</strong> Docker, AWS (EC2, S3, IAM), Kubernetes,
CI/CD, RabbitMQ, Kafka
</li>
<li>
<strong>Frontend:</strong> React, TypeScript, JavaScript, Next.js,
Tailwind CSS, HTML/CSS
</li>
</ul>
<h2>Education</h2>
<p>
<strong>Master of Computer Applications (MCA)</strong> — Gujarat
University (2022–2024).
</p>
<p>
<strong>Bachelor of Computer Applications (BCA)</strong> — Indus
University (2019–2022).
</p>
<h2>Certifications</h2>
<ul>
<li>RedHat Certified System Administrator (RHCSA) — Red Hat</li>
<li>CompTIA Network+ — CompTIA</li>
<li>Machine Learning Certification — Udemy</li>
</ul>
<h2>FAQ — Pravin Prajapati</h2>
<h3>Who is Pravin Prajapati?</h3>
<p>
Pravin Prajapati is a Python Developer and AI/ML Engineer from
Ahmedabad, India. Known as "pravin-python" on GitHub, he builds AI/ML
systems, LangChain agents, SaaS backends, and the Web OS Portfolio.
</p>
<h3>Is Pravin Prajapati an AI freelancer?</h3>
<p>
Yes. Pravin Prajapati is an AI freelancer available for machine
learning, deep learning, LangChain, computer vision, Python backend,
and automation projects worldwide.
</p>
<h3>What is Web OS by Pravin Prajapati?</h3>
<p>
Web OS is a browser-based interactive desktop OS portfolio built by
Pravin Prajapati using React, TypeScript, and Tailwind CSS. It is live
at pravin-python.github.io/Web-OS-Portfolio/.
</p>
<h3>How to contact Pravin Prajapati?</h3>
<p>
Email:
<a href="mailto:pravin.prajapati0126@gmail.com"
>pravin.prajapati0126@gmail.com</a
>
| LinkedIn:
<a href="https://linkedin.com/in/pravin-prajapati-706722281"
>linkedin.com/in/pravin-prajapati-706722281</a
>
| GitHub:
<a href="https://github.com/pravin-python"
>github.com/pravin-python</a
>
</p>
<h2>DSA Lab — Data Structures & Algorithms Explorer</h2>
<p>
Interactive DSA learning platform by Pravin Prajapati. Practice
Arrays, Trees, Graphs, Sorting, and Dynamic Programming with Python
& Java code examples, visual diagrams, and complexity analysis —
free, no login required.
</p>
<ul>
<li>
<strong>Beginner:</strong> Arrays, Strings, Linear Search, Binary
Search, Bubble Sort, Selection Sort, Insertion Sort
</li>
<li>
<strong>Intermediate:</strong> Linked Lists, Stacks, Queues, Hash
Tables, Recursion
</li>
<li>
<strong>Advanced:</strong> Binary Search Trees, Graphs (BFS &
DFS), Merge Sort, Quick Sort, Dynamic Programming
</li>
</ul>
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