AI Agents, Automation, SaaS and Legacy Modernization

Shabeeb Hasan

Build AI Systems That Remove Manual Work.

Senior AI/ML and full-stack engineer helping founders ship AI agents, automation workflows, SaaS platforms, mobile apps, and Yii2 modernization with production discipline.

I help founders and business teams launch production-ready software: AI agents, voice workflows, SaaS dashboards, mobile apps, and integrations that reduce manual work and create measurable growth.

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5.0 Upwork Rating | 116 Completed Jobs | Top Rated Plus | Usually responds within 2 hours

100+Projects Delivered

4,900+Upwork Hours

12+Years Experience

5.0Client Rating

Senior consultant profile AI/ML, automation, full-stack SaaS, React Native, and Yii2 modernization.

Education depth MPhil CS, MS CS, BS Software Engineering.

Direct contact [email protected] | WhatsApp

Core Focus

AI Agent Systems

Custom AI agents for support, document search, data processing, lead qualification, and internal workflows using OpenAI, LangChain, RAG pipelines, and human review dashboards.

OpenAILangChainRAG

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Voice AI & Automation

Inbound and outbound voice agents, appointment booking, IVR replacement, CRM updates, email sequences, Stripe workflows, and operational automation with Zapier, n8n, and custom APIs.

Vapin8nZapier

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Full-Stack SaaS Platforms

Production web apps, dashboards, admin panels, and SaaS platforms with React, Next.js, Django, Node.js, Supabase, PostgreSQL, payments, auth, and deployment pipelines.

ReactDjangoSupabase

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Also Available

PHP Yii2 Modernization

Stabilize, extend, and modernize legacy PHP Yii2 applications with cleaner backend architecture, API integrations, performance fixes, AI features, and maintainable delivery.

PHPYii2APIs

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Computer Vision & ML

Image recognition, facial expression analysis, object detection, OpenCV workflows, model integration, analytics dashboards, and AI features embedded into real business software.

OpenCVPythonML

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Mobile & E-Commerce Apps

React Native and Flutter apps, Firebase backends, push notifications, WordPress and WooCommerce systems, Shopify integrations, payment flows, and customer-facing product experiences.

React NativeFlutterWooCommerce

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Signature Solutions

AI Agent Workforce

Deploy intelligent agents for support, research, lead handling, data lookup, document search, and internal operations with OpenAI, Gemini, LangChain, and RAG knowledge bases.

Custom agent pipelines
Knowledge base retrieval
Human review dashboard

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Automation & Integration Suite

Connect CRM, email, billing, forms, dashboards, and operations into automated business workflows that reduce manual work and keep data synchronized across tools.

Zapier and n8n workflows
Stripe and payment setup
CRM and email integration

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Full-Stack Product Build

Build and launch MVPs, SaaS dashboards, admin panels, web apps, and mobile products with practical architecture, weekly demos, deployment, and post-launch support.

React, Next.js, Django, Node.js
Supabase, Firebase, PostgreSQL
Vercel, AWS, CI/CD handoff

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Featured Outcomes

Representative builds that show the same delivery pattern: understand the workflow, ship the system, and connect the result to a measurable business use case.

AI/ML + Computer Vision

Depression and Anxiety Detector

Real-time facial analysis workflow using Python, OpenCV, TensorFlow, and scikit-learn for telehealth and wellness screening products.

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Voice AI + Automation

AI Receptionist and Booking Flow

Voice AI workflow for appointment booking, lead qualification, multilingual call handling, and CRM updates.

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Multi-tenant SaaS dashboard with payments

SaaS + Full-Stack

Payments Dashboard Platform

Full-stack SaaS dashboard with Stripe integration, real-time analytics, and multi-tenant architecture.

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Browse All Case Studies

Flagship Portfolio

All AI & Agents Platforms Automation Mobile

SupaQuery

Supabase + Next.js + AI data analytics. Ask questions in plain English and get SQL-powered insights from large Excel datasets. Result: Natural language SQL queries on large datasets.

Depression and anxiety detection via facial expressions

Depression & Anxiety Detector

Python, machine learning, and computer vision system for facial-expression based emotional signal detection.

USPS Address Validator

PHP and JavaScript integration that validates, standardizes, and corrects US shipping addresses in real time.

ColorBook

iOS coloring app with scanline flood-fill rendering, tap-to-color interaction, and a curated palette experience.

Bayesian Network Server

Python web application for probabilistic inference, decision modeling, and Bayesian network analysis.

Roam Reality

AR travel platform concept with location-based experiences, gamification, leaderboards, and mobile-first interaction.

Smart Support Agent

LangChain-powered customer support agent with RAG knowledge retrieval for faster, more consistent responses. Result: Faster support responses via RAG retrieval.

Payments Dashboard

Full-stack SaaS dashboard with Stripe integration, real-time analytics, and multi-tenant platform architecture. Result: Multi-tenant SaaS with real-time Stripe analytics.

E-Commerce Hub

Order-to-delivery workflow automation with Stripe, MailerLite, inventory sync, and customer communication flows. Result: Order-to-delivery automation, zero manual steps.

Voice AI Concierge

Voice AI workflow for appointment booking, lead qualification, multilingual call handling, and CRM updates. Result: Automated booking & CRM updates via voice.

Upwork Client Reviews

Public feedback from completed Upwork jobs, backed by 100% Job Success and Top Rated Plus status.

116Completed Jobs

9In Progress

5.0Client Rating

4,929+Upwork Hours

Reliable 40 Committed to Quality 38 Collaborative 30 Clear Communicator 24 Solution Oriented 13 Professional 7 Accountable for Outcomes 3 Detail Oriented 3

5.0 / 5.0

"He is a skillful and dependable. Highly recommended!"

Software Engineer (FE) (GP-wg)

Jul 2022 - Oct 2023

5.0 / 5.0

"Good developer. He is responsive and reliable. Highly recommended!"

Mobile App Expert

Long-term engagement

5.0 / 5.0

"Great working with Shabeeb, will hire him again for his skills! Thank you for your hard work!"

Scraping Work

Jan 2019 - Jul 2023

5.0 / 5.0

"Shabeeb did a great job on ETL and ML tasks using Amazon Web Services (AWS) capabilities. We'd be happy to work with this freelancer again."

ETL, ML, Python and AWS

Upwork enterprise client

5.0 / 5.0

"Shabeeb did a great job!"

Next.js and Supabase Project

Client feedback

5.0 / 5.0

"Shabeeb did an excellent job! Would definitely work with him again!"

Next.js and Supabase Project

Repeat client feedback

5.0 / 5.0

"We seemed to work good together, thanks."

MailerLite and Stripe Integration

Project completion feedback

4.0 / 5.0

"Shabeeb understood that my understanding of all things digital is weak, and he walked me through those areas with words and YouTube videos."

MailerLite and Stripe Integration

Consultation support feedback

5.0 / 5.0

Long-term client feedback highlighted strong technical expertise, reliability, professionalism, and consistent high-quality delivery.

Backend Software Engineering

Long-term collaboration

5.0 / 5.0

"Shabeeb is a talented and skillful Software Engineer. We appreciate his dependability and ability to work well with the team. Strongly recommended!"

Python, Django and Webview Development

Team collaboration feedback

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CV-backed credibility

Role-Specific CV Pack

Five recruiter-friendly CVs position the same delivery history for AI engineering, data science, React Native, full-stack AI, and ATS screening workflows.

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AI Engineer CV Data Scientist CV React Native Developer CV Full Stack + AI Hybrid CV ATS One-Page CV

Consulting Packages

Use the packages as scope anchors. The call is where we map the right path, timeline, and delivery model.

Discovery

0 call

15 minute scope review
Project fit and next steps

Book Call

Starter

1500 project

Landing page, MVP slice, or small automation
Mobile responsive delivery
1 round of revision
Not included: backend APIs, auth, payments

Start

Growth

4500 project

Full-stack app or AI automation build
Payments, auth, APIs, and deployment
2 weeks of post-launch support
Not included: ongoing maintenance (available separately)

Discuss

Enterprise

Custom

AI agent fleet or large platform
Legacy Yii2 modernization
Ongoing support and delivery

Let's Talk

How I Work

Discovery Call

I understand your business goal, current system, target users, budget, and launch timeline.

Technical Blueprint

You get a practical architecture, feature scope, stack recommendation, and delivery roadmap.

Build Sprint

I ship in focused cycles with working demos, integrations, feedback loops, and visible progress.

Launch & Support

Deployment, handoff, bug fixes, monitoring guidance, and support for the next growth phase.

Ready to Build?

Schedule a free consultation. I will review your opportunity, suggest the right tech stack, and share a practical timeline to launch.

Global Delivery

Serving clients globally since 2012

Worldwide client delivery

Operating Since 2012

100+ successful AI, automation, web, and mobile projects delivered for growing teams.

Proven execution

Direct Contact

Shabeeb Hasan Client Services

+92 (322) 225-4819

[email protected]

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