You will get ai agent with make, n8n, langflow
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Project details
AI Agent Development, Automation, and Integration Expert
I have a BSc in ML & AI Degree from the University of London and 7+ years of experience in developing SaaS ERP, HRM, CRM software with 50+ completed projects. And now working on developing world-class AI Agent.
I have in-depth industry knowledge of AI Model training, fine-tuning, 3rd party API integration, and more.
# Expertise with:
• All OpenAI model like o3-mini, o1, 4o, 4o-mini, DALL-E 3
• DeepSeek V3, R1
• Calude 3.5, Gemini 2.0 Flash, Stable Diffusion
• RtellAI, VAPI, ElevenLabs, PlayHT
• Agent building with make.com, n8n, Postman AI Agent Builder
• Model deployment on Cloud servers like AWS, GCP, Azure
• Model training and fine-tuning
# I have built this AI software & agent:
• AI Agent for automating SEO agency's content creation
• Automatic CRM Lead assessment voice calling AI Agent
• Customer Support System with knowledge base (RAG implemented)
• MediAssist: Healthcare support and appointment scheduling agent
# Why Choose Me?
• Best-quality work
• Quick Response
• Good communication skills
• Long-term Commitment
• Future support for any issues
• One-stop service for all your needs
I have a BSc in ML & AI Degree from the University of London and 7+ years of experience in developing SaaS ERP, HRM, CRM software with 50+ completed projects. And now working on developing world-class AI Agent.
I have in-depth industry knowledge of AI Model training, fine-tuning, 3rd party API integration, and more.
# Expertise with:
• All OpenAI model like o3-mini, o1, 4o, 4o-mini, DALL-E 3
• DeepSeek V3, R1
• Calude 3.5, Gemini 2.0 Flash, Stable Diffusion
• RtellAI, VAPI, ElevenLabs, PlayHT
• Agent building with make.com, n8n, Postman AI Agent Builder
• Model deployment on Cloud servers like AWS, GCP, Azure
• Model training and fine-tuning
# I have built this AI software & agent:
• AI Agent for automating SEO agency's content creation
• Automatic CRM Lead assessment voice calling AI Agent
• Customer Support System with knowledge base (RAG implemented)
• MediAssist: Healthcare support and appointment scheduling agent
# Why Choose Me?
• Best-quality work
• Quick Response
• Good communication skills
• Long-term Commitment
• Future support for any issues
• One-stop service for all your needs
AI Development Type
Deep Learning, Knowledge Representation, Model Tuning, Recommendation System, Software MaintenanceAI Tools
Keras, MLflowAI Development Language
PythonWhat's included
| Service Tiers |
Starter
$300
|
Standard
$500
|
Advanced
$800
|
|---|---|---|---|
| Delivery Time | 7 days | 14 days | 21 days |
AI Model Integration | |||
Detailed Code Comments | - | - | |
Knowledge Graph | - | - | |
Model Documentation | - | ||
Ontology | - | - | - |
Source Code | - | - | |
Taxonomy | - | - | - |
Optional add-ons
You can add these on the next page.
Model Fine tuning (+ 2 Days)
(+ 2 Days)
+$100
2 reviews
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JF
Jon F.
Apr 21, 2026
Ai SaaS Front & Back End
Was very detail oriented & understood the scope. Appreciate the help!
TT
Taki T.
Dec 23, 2025
ERP Software Accounting Calculation Fix
Excellent freelancer! Tanvir understood the ERP calculation issue right away and fixed it much faster than expected. Very minimal direction was needed. I highly recommend him and will definitely hire him again.
About Tanvir
Senior Full Stack Developer | AI SaaS, ERP, CRM & Business Automation
100%
Job Success
Dhaka, Bangladesh - 5:18 pm local time
Whether you're building a new SaaS platform, modernizing an existing ERP, integrating AI into your product, or automating business operations, I focus on delivering software that creates measurable business value, not just working code.
Throughout my career, I've worked on enterprise-grade software across logistics, finance, accounting, insurance, healthcare, education, retail, manufacturing, and professional services.
Some of my notable experience includes:
- Lead Developer for the software centralization, maintenance, and technical consultation of the Institute of Chartered Accountants of Bangladesh (ICAB)
- Architected and delivered a large-scale Warehouse Management System (WMS) supporting Apple's logistics operations
- Developed AI-powered platforms using OpenAI, Gemini, and modern LLM technologies to automate complex business workflows
- Built scalable ERP, CRM, HRM, Accounting, Inventory, POS, and Multi-Tenant SaaS platforms used by organizations across multiple countries
I specialize in building software that is clean, scalable, secure, and designed for long-term growth.
What I Can Build
- AI-Powered SaaS Applications
- AI SaaS Platforms
- AI Agents & Chatbots
- OpenAI & Gemini Integration
- Voice AI Solutions
- Workflow Automation
- Document Intelligence
- AI-Powered Business Tools
Enterprise Business Software
- Custom ERP Systems
- CRM Platforms
- HRM Solutions
- Accounting Software
- Inventory Management
- Warehouse Management Systems (WMS)
- POS Systems
- Procurement & Supply Chain Solutions
Custom SaaS Development
- Multi-Tenant SaaS Platforms
- Subscription-Based Applications
- Admin Dashboards
- Customer Portals
- Business Management Systems
- Internal Enterprise Platforms
- API-Driven Applications
Technology Stack
Frontend: React, Next.js, TypeScript, Vue.js, Tailwind CSS
Backend: Node.js, Laravel, ASP.NET, Python, Express.js, NestJS
Database: PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase
AI & Automation: OpenAI, Gemini, Claude, ElevenLabs, RetellAI
Cloud & DevOps: AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD
Why Clients Work With Me
✔ Business-first approach focused on solving real operational challenges
✔ Scalable system architecture built for long-term growth
✔ Clean, maintainable, and well-documented code
✔ Strong experience with enterprise software and complex business workflows
✔ Clear communication, transparent project management, and reliable delivery
✔ Long-term technical partnership beyond the initial release
If you're looking for a developer who understands both technology and business, and can turn complex requirements into reliable, production-ready software, I'd be happy to discuss your project.
Click "Invite to Job" or send me a message, and let's build software that helps your business scale.
Keywords: Full Stack Developer | Mobile App Developer | SaaS Application Development | Full Stack SaaS Developer | MERN Stack developer | MEAN Stack developer |React Node | React | Node | Next.js | MongoDB | REST API | .NET | PERN | React.js | React Developer | Node.js | React Node | Backend nodejs | MEAN developer | .NET developer | .NET core | Full Stack .NET Developer | Azure | AWS | Google Cloud | REST API | Nextjs developer |API Developer | .NET Angular | Microservices | Multi-Tenant SaaS | DevOps | .NET Framework | Saas | Full Stack React Developer | Full Stack Node.js Developer | Full Stack Angular Developer | CI/CD | | mean Full Stack Developer | .net | SaaS Expert | React Full Stack Developer | Angular | Saas Expert
Steps for completing your project
After purchasing the project, send requirements so Tanvir can start the project.
Delivery time starts when Tanvir receives requirements from you.
Tanvir works on your project following the steps below.
Revisions may occur after the delivery date.
Beginning
Please provide your requirements in detail.