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English
$
USD
I will build ai automation ai agent n8n automation multi agent rag langgraph
Andrei V
Level 2
1 order in queue
5.0
5.0
Gig Summary
What people loved about this freelancer
lovell117
Jamaica
Great experience working on this AI chatbot project. The freelancer understood the requirements quickly, delivered the work on time, and provided clean, well-documented...
mateo_clark820
Canada
Working with this freelancer was a great experience from start to finish. They demonstrated strong coding expertise, understood the project requirements quickly,...
daskal34
United Kingdom
Thank you so much for the wonderful work you've put into this project. I'm truly grateful for your dedication and craftsmanship — it's been such a pleasure...
mateo_clark820
Canada
Thank you very much for your best work , Andrei. I hope to work with you again. Thank you again.
About this gig
Need AI automation that delivers measurable business results?
I help businesses automate repetitive work, improve customer support, capture and qualify leads, streamline operations and make better use of their company knowledge with AI automation, AI agents, n8n workflows, RAG systems and LangGraph multi-agent solutions.
I can build:
- n8n and Make.com AI automation
- AI agents with tools, memory and API actions
- RAG chatbots and private knowledge bases
- LangChain and LangGraph workflows
- Multi-agent systems with routing and human approval
- CRM, email, Slack, Google Sheets, database and webhook automation
- Lead qualification, follow-up, customer support and document processing
- Vector database and custom API integrations
I design and implement reliable AI systems that automate practical business workflows, including CRM lead capture and qualification, customer support, sales follow-ups, email and document processing, internal knowledge search, reporting and task routing. I can build AI agents and RAG knowledge-base assistants that connect with your CRM, APIs, database, email and other business tools.
Please message me before ordering for complex requirements or custom integrations.
Get to know Andrei V
Andrei V
AI Automation, AI Agent Full Stack Engineer
Level 2
- FromSerbia
- Member sinceMay 2020
- Avg. response time1 hour
- Last delivery3 days
Languages
English
I am a Senior AI Automation, AI Agent & Full Stack Engineer with 8+ years of experience building production-ready AI systems, SaaS platforms and business automation. I specialize in AI agents, n8n, Make, RAG, LangChain, LangGraph, openAI, Claude, Gemini, and cloud deployment. I build lead automation, support agents, AI SaaS, RAG chatbots, dashboards, document workflow and custom integrations with a focus on clean architecture, security, reliability and maintainable delivery.
My Portfolio
Other AI Development Services I Offer
FAQ
What kind of AI automation can you build?
I can build AI automation for lead management, CRM updates, email workflows, customer support, document processing, reporting, research, data processing, internal operations and other custom business processes using n8n, Make.com, APIs and AI models.
Can you build a RAG chatbot or knowledge-base AI agent?
Yes. I can build RAG systems that use your PDFs, documents, websites, databases or company knowledge to provide contextual answers. I can integrate vector databases such as Pinecone, Qdrant, Supabase or pgvector.
What technologies do you work with?
I typically work with Python, TypeScript/JavaScript, React, Next.js, Node.js, FastAPI, PostgreSQL, Docker, and AI tools such as LLM APIs, vector databases, and RAG pipelines.
Reviews
59 reviews for this Gig
| (57) | ||
| (1) | ||
| (1) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
L lovell117
Jamaica
Ongoing collaborationGreat experience working on this AI chatbot project. The freelancer understood the requirements quickly, delivered the work on time, and provided clean, well-documented code. The chatbot works smoothly and shows a strong understanding of AI and automation. I’m very happy with the final result and would definitely work with them again.
$50-$100
Price
3 days
Duration
G 
Seller's Response
Helpful?M mateo_clark820
Canada
Ongoing collaborationWorking with this freelancer was a great experience from start to finish. They demonstrated strong coding expertise, understood the project requirements quickly, and delivered a high-quality solution that met my expectations. The work was professional, well-organized, and completed with great attention...
$100-$200
Price
6 days
Duration
Helpful?D 
daskal34
United Kingdom
Ongoing collaborationThank you so much for the wonderful work you've put into this project. I'm truly grateful for your dedication and craftsmanship — it's been such a pleasure working with you, and I'm delighted to see it completed. Looking forward to working together again soon!
$50-$100
Price
2 days
Duration
G Seller's Response
Helpful?M mateo_clark820
Canada
Ongoing collaborationThank you very much for your best work , Andrei. I hope to work with you again. Thank you again.
$50-$100
Price
3 days
Duration
Helpful?D daskal34
United Kingdom
Ongoing collaborationThank you very much for your good delivery.
$100-$200
Price
7 days
Duration
G Seller's Response
Helpful?
Reviews
59 reviews for this Gig
| (57) | ||
| (1) | ||
| (1) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
L lovell117
Jamaica
Ongoing collaborationGreat experience working on this AI chatbot project. The freelancer understood the requirements quickly, delivered the work on time, and provided clean, well-documented code. The chatbot works smoothly and shows a strong understanding of AI and automation. I’m very happy with the final result and would definitely work with them again.
$50-$100
Price
3 days
Duration
G Seller's Response
Helpful?M mateo_clark820
Canada
Ongoing collaborationWorking with this freelancer was a great experience from start to finish. They demonstrated strong coding expertise, understood the project requirements quickly, and delivered a high-quality solution that met my expectations. The work was professional, well-organized, and completed with great attention...
$100-$200
Price
6 days
Duration
Helpful?D daskal34
United Kingdom
Ongoing collaborationThank you so much for the wonderful work you've put into this project. I'm truly grateful for your dedication and craftsmanship — it's been such a pleasure working with you, and I'm delighted to see it completed. Looking forward to working together again soon!
$50-$100
Price
2 days
Duration
G Seller's Response
Helpful?M mateo_clark820
Canada
Ongoing collaborationThank you very much for your best work , Andrei. I hope to work with you again. Thank you again.
$50-$100
Price
3 days
Duration
Helpful?D daskal34
United Kingdom
Ongoing collaborationThank you very much for your good delivery.
$100-$200
Price
7 days
Duration
G Seller's Response
Helpful?
