You will get ai agent with make, n8n, langflow
Top Rated
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
Full Stack Developer | Custom SaaS, ERP & Business Automation with AI
100%
Job Success
Dhaka, Bangladesh - 2:36 pm local time
✅ Trusted by 700+ Global Clients with a 100% project completion rate.
✅ ICAB Centralization: Lead developer for the full software centralization and maintenance of the Institute of Chartered Accountants of Bangladesh (ICAB).
✅ Fortune 500 Impact: Successfully delivered a full-scale Warehouse Automation System (WMS) for Apple.
✅ Compliance Ready: Expert in implementing GDPR, HIPAA, ISO 27001, and SOC 2 compliance for secure, global applications.
✅ 100+ Projects Delivered: Expert in AI-driven solutions & complex API integrations (OpenAI, Gemini, RetellAI).
I don’t just write code; I build Full Stack solutions that redefine simplicity in business software. My specialty as a Full Stack Developer is creating AI-powered SaaS platforms, custom ERPs, and automation systems that handle billion-dollar assets and complex finances.
Why hire a specialist Full Stack Developer?
Most developers focus on features. I focus on your business success. Whether it's reverse-engineering 20-year-old legacy systems for Taiwanese gas giants or building multi-tenant accounting SaaS for the New Zealand market, I ensure your architecture is scalable, secure, and compliant.
My Core Expertise as a Full Stack Developer:
• Enterprise & Warehouse Automation: I build systems like the WMS I delivered for Apple or the robot-connected automation systems in Singapore, streamlining inbound/outbound logistics for millions of unique units.
• AI-Powered SaaS Development: I am a Full Stack Developer who builds modern SaaS from the ground up, integrating OpenAI, Gemini, and Claude for AI voice agents, smart chatbots, and automated claim generation.
• Custom ERP & CRM (GDPR/HIPAA/ISO): I build tailored platforms like ERP OS and CRM PRO that align perfectly with your operations while meeting strict global security standards.
• Financial Centralization: My work with the ICAB demonstrates my ability to handle high-stakes, centralized software maintenance and professional consultation for national-level bodies.
My Core Technology Stack:
• Backend: PHP (Laravel), Node.js (ExpressJS), Python (Django), ASP.NET.
• Frontend: React, Next.js, Vue.js, TypeScript, TailwindCSS.
• Database: MySQL, PostgreSQL, MongoDB, Redis, Cassandra.
• AI & Integration: OpenAI, Gemini, Claude, RetellAI, ElevenLabs.
• Cloud & DevOps: AWS, Azure, GCP, Docker, Kubernetes, Jenkins.
Do you have a complex automation project, a custom ERP, or a new AI-SaaS idea that needs a world-class Full Stack Developer?
Click "Message" or "Invite to Job." Let's build a solution that brings results.
Keywords: Full Stack Developer | Full Stack | Mobile App Developer | SaaS Application Development | Full Stack SaaS Developer | MERN Stack developer | MEAN Stack developer | Full Stack Developer React Node | React | Node | Next.js | MongoDB | REST API | .NET | PERN | React.js | React Developer | Node.js | React Node | Backend nodejs | node.js developer | Full Stack MERN | MERN MEAN | MERN developer | MERN stack | MEAN developer | .NET developer | .NET core | Full Stack .NET Developer | Azure | AWS | Google Cloud | REST API | Nextjs developer | Full Stack Developer | Web 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 | Full Stack Development | Web Application Development | mern Full Stack Developer | mean Full Stack Developer | .net Full Stack Developer | SaaS Expert | React Full Stack Developer | Node Full Stack Developer | Angular Full Stack Developer | mern Stack Developer | 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.