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English
$
USD
I will develop ai saas app ai chatbot ai web app ai agent ai application developer
Abdul Mannan
Level 2
3 orders in queue
5.0
5.0
Gig Summary
What people loved about this freelancer
patrickjackseo
United States
Great experience overall. The AI Agent POC was built cleanly with Python, LangChain/LangGraph, LLM integration, tool-calling logic, short-term memory, structured...
willardadk
United States
Good Work overall. The Meeting Action Item Agent was built neatly with Python, FastAPI, GPT/Ollama-style LLM integration, transcript parsing, action item extraction,...
kenhuynh11
United States
Abdul delivered a neat AI chatbot proof of concept with a simple web UI, FastAPI backend, and OpenAI API integration. The code was easy to follow, the setup...
sarah_cat85
United States
Fast delievery on the AI Support Triage Agent using Python, FastAPI, LLM/API integration, structured JSON output, message classification, priority detection, and clean error handling. Highly recommended !!!
chaichan25
United Kingdom
Really good work. The single-file Python AI news agent included RSS fetching, news categorization, OpenAI summaries, FastAPI dashboard, API endpoints, and clean error handling.
About this gig
Tired of developers who build demos but can't deliver production-ready AI software?
I am Abdul Mannan Full Stack AI Developer with 9+ years and + five-star reviews on Fiverr. I don't just build apps. I build AI-powered software that scales, performs, and drives real business results
WHAT I BUILD FOR YOU:
AI Web Applications
Enterprise-grade apps built to scale
React / Next.js + FastAPI + Python
AI Chatbot Software
GPT-4o, Claude, Gemini powered bots
Embedded widget or full standalone app
AI SaaS Platforms
Multi-tenant dashboards, auth & billing
Stripe, scalable AWS / GCP deployment
AI Agent Software
Autonomous agents with real tool access
Plugged into your APIs & databases
Custom AI Software
Document intelligence & data pipelines
Internal tools & client-facing products
Trusted by startups & enterprises across:
Healthcare · eCommerce · Finance · SaaS · Legal
React · Next.js · Python · FastAPI · PostgreSQL
OpenAI · LangChain · CrewAI · Docker · AWS · Stripe
Message me before ordering I offer a free
project scoping session to make sure we deliver
exactly what your business needs-Let's build!
Get to know Abdul Mannan
Abdul Mannan
Expert Agentic AI, Langchain, GenAI, N8N, RAG, LLM, Full Stack Engineer
Level 2
- FromPakistan
- Member sinceApr 2019
- Avg. response time1 hour
- Last deliveryabout 3 hours
Languages
Spanish, English, Chinese, Japanese, German, French, Dutch, Italian, Swedish, Arabic, Norwegian, Danish
I am a Senior Software Engineer with 9+ years of experience in Web App Development and cutting-edge AI/LLM Integrations.
My expertise covers full stack AI development where I design, build, and deploy scalable applications while integrating advanced AI features into existing platforms.
I specialize in custom chatbots (RAG & Agentic RAGs using LangChain, LangGraph, LangFlow, LangSmith) and workflow automations with tools like n8n, Make.com, and Monday.com to simplify and optimize business processes.
My Portfolio
FAQ
Do you build the full app front-end AND back-end?
Yes — I handle everything. React/Next.js frontend, FastAPI Python backend, database, AI integration, and full cloud deployment on AWS or GCP.
Q2: Can you build a SaaS with user accounts and payments?
Yes — I integrate Stripe for subscriptions, JWT or Auth0 for authentication, and multi-tenant architecture for scalable SaaS products.
Q3: Will the app work on mobile?
Absolutely — every app I build is fully responsive across desktop, tablet, and mobile devices.
Q4: Can you add AI features to my existing website?
Yes — I can integrate chatbots, AI agents, or automation into any existing platform via API or direct code integration.
Q5: Who owns the code when it's done?
You own 100% of the code. Full source code, documentation, and deployment guide delivered on completion
Q6: What if my project is bigger than the Premium package?
Message me first — I handle large enterprise projects and will send a custom quote within 24 hours.
Reviews
15 reviews for this Gig
| (14) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
P patrickjackseo
United States
Great experience overall. The AI Agent POC was built cleanly with Python, LangChain/LangGraph, LLM integration, tool-calling logic, short-term memory, structured responses, and proper API testing support. Everything was easy to run and well explained.
$50
Price
9 days
Duration
Helpful?W willardadk
United States
Ongoing collaborationGood Work overall. The Meeting Action Item Agent was built neatly with Python, FastAPI, GPT/Ollama-style LLM integration, transcript parsing, action item extraction, deadline and priority detection, key decision tracking, and clean JSON API responses.
$50
Price
5 days
Duration
Helpful?K kenhuynh11
United States
Abdul delivered a neat AI chatbot proof of concept with a simple web UI, FastAPI backend, and OpenAI API integration. The code was easy to follow, the setup instructions were clear, and the chatbot worked well for testing the basic conversation flow.
$50
Price
6 days
Duration
Helpful?S sarah_cat85
United States
Fast delievery on the AI Support Triage Agent using Python, FastAPI, LLM/API integration, structured JSON output, message classification, priority detection, and clean error handling. Highly recommended !!!
$50
Price
5 days
Duration
Helpful?C chaichan25
United Kingdom
Ongoing collaborationReally good work. The single-file Python AI news agent included RSS fetching, news categorization, OpenAI summaries, FastAPI dashboard, API endpoints, and clean error handling.
$50
Price
7 days
Duration
Helpful?
Reviews
15 reviews for this Gig
| (14) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
P patrickjackseo
United States
Great experience overall. The AI Agent POC was built cleanly with Python, LangChain/LangGraph, LLM integration, tool-calling logic, short-term memory, structured responses, and proper API testing support. Everything was easy to run and well explained.
$50
Price
9 days
Duration
Helpful?W willardadk
United States
Ongoing collaborationGood Work overall. The Meeting Action Item Agent was built neatly with Python, FastAPI, GPT/Ollama-style LLM integration, transcript parsing, action item extraction, deadline and priority detection, key decision tracking, and clean JSON API responses.
$50
Price
5 days
Duration
Helpful?K kenhuynh11
United States
Abdul delivered a neat AI chatbot proof of concept with a simple web UI, FastAPI backend, and OpenAI API integration. The code was easy to follow, the setup instructions were clear, and the chatbot worked well for testing the basic conversation flow.
$50
Price
6 days
Duration
Helpful?S sarah_cat85
United States
Fast delievery on the AI Support Triage Agent using Python, FastAPI, LLM/API integration, structured JSON output, message classification, priority detection, and clean error handling. Highly recommended !!!
$50
Price
5 days
Duration
Helpful?C chaichan25
United Kingdom
Ongoing collaborationReally good work. The single-file Python AI news agent included RSS fetching, news categorization, OpenAI summaries, FastAPI dashboard, API endpoints, and clean error handling.
$50
Price
7 days
Duration
Helpful?
