I will develop custom ai chatbots, automations, saas apps with gpt, apis and langchain


Level 1
About this gig
Certified AI Engineer | 8+ Years Experience | Top 1% Fiverr Talent | 100% Client Satisfaction
Tired of manual processes? Want to bring AI chatbots, workflow automations, and AI-driven applications into your business? Youre in the right place.
Im a Senior Certified Full Stack & AI Developer with 8+ years of experience helping startups and enterprises build, scale, and automate with AI. My expertise spans GPT, LangChain, RAG pipelines, embeddings, Pinecone, and cloud deployments.
What I Build
- Conversational AI Chatbots sales, support, HR, or knowledge-based
- AI Agents workflow automation & decision-making tools
- Custom AI SaaS Apps scalable web & mobile platforms
- LLM Integrations OpenAI, Claude, Pinecone, Supabase, Vector DBs
- Voice & Multimodal AI chatbots with voice (Whisper, ElevenLabs) or data-rich search
Tech Stack I Use
- Frontend: React.js, Next.js, Flutter
- Backend: Node.js, Express.js, Python
- AI/LLM Tools: ChatGPT, Claude, LangChain, RAG, Hugging Face
- Databases: MongoDB, MySQL, PostgreSQL, Supabase, Pinecone, Weaviate
- Automation Platforms: Zapier, Make.com, n8n
- Cloud/DevOps: AWS, GCP, Vercel, Docker
Lets connect and turn your AI idea into a product that works 24/7.
Get to know Zar
Certified Zoho Developer and Full Stack Engineer
Level 1
- FromPakistan
- Member sinceAug 2024
- Avg. response time1 hour
- Last delivery3 weeks
Languages
English, German, Spanish, French
My Portfolio
FAQ
Do I need to provide training data for the chatbot?
Not always. I can set up a general GPT-powered chatbot first, and later fine-tune it with your documents, PDFs, or knowledge base if you want domain-specific responses.
Which AI tools and frameworks do you use?
I work with ChatGPT (OpenAI), Claude, LangChain, RAG pipelines, Pinecone, Supabase, Zapier, Make, n8n, and cloud hosting providers like AWS, GCP, and Vercel.
Can you integrate the chatbot into my website or app?
Yes. I can integrate chatbots into websites, mobile apps, or messaging platforms like WhatsApp, Slack, and Messenger.
Do you provide ongoing support after delivery?
Yes. All packages include basic support. I also offer extended support as a gig extra if you want long-term maintenance and updates.
Can you build a full SaaS product with AI features?
Absolutely. My Premium package covers end-to-end SaaS platforms with AI chatbots, workflows, payment integration, and cloud deployment.
What if I need a custom feature not listed in the packages?
No problem. Just send me a message with your requirements, and I’ll create a custom offer tailored to your needs.
27 reviews for this Gig
| (26) | ||
| (1) | ||
| (0) | ||
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
C charlie7777
Repeat Client

United States
Excellent work, thank you. I highly recommend this seller/developer
$800-$1,000
Price
11 days
Duration
Helpful?C charlie7777
Repeat Client

United States
Looking great so far, thank you
$800-$1,000
Price
2 weeks
Duration
Helpful?N nick_hammer1
Repeat Client

Germany
Handled everything smoothly and delivered more than expected. Great experience overall.
Up to $50
Price
4 days
Duration
Helpful?B brandybell383

United States
Amazing work. Workflows will help my team with less manual work.
$100-$200
Price
10 days
Duration
Helpful?J 
jake_saunders2
Repeat Client

United Kingdom
I had such a positive experience with this seller! They understood my needs perfectly and delivered exactly what I was hoping for, only better. The communication was clear and friendly, and the work quality was exceptional. Five stars well deserved!
Up to $50
Price
2 days
Duration
Helpful?
27 reviews for this Gig
| (26) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
C charlie7777
Repeat Client

United States
Excellent work, thank you. I highly recommend this seller/developer
$800-$1,000
Price
11 days
Duration
Helpful?C charlie7777
Repeat Client

United States
Looking great so far, thank you
$800-$1,000
Price
2 weeks
Duration
Helpful?N nick_hammer1
Repeat Client

Germany
Handled everything smoothly and delivered more than expected. Great experience overall.
Up to $50
Price
4 days
Duration
Helpful?B brandybell383

United States
Amazing work. Workflows will help my team with less manual work.
$100-$200
Price
10 days
Duration
Helpful?J 
jake_saunders2
Repeat Client

United Kingdom
I had such a positive experience with this seller! They understood my needs perfectly and delivered exactly what I was hoping for, only better. The communication was clear and friendly, and the work quality was exceptional. Five stars well deserved!
Up to $50
Price
2 days
Duration
Helpful?

