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I will integrate ai and llm features into your web app or business workflow
David K
About this gig
Are you looking to add AI or LLM capabilities to your web app or business workflow? I'm a full-stack developer with hands-on experience integrating OpenAI, Anthropic Claude, Google Gemini, and other leading AI APIs into production applications.
What I can build for you:
- Chat interfaces and AI-powered assistants
- RAG (Retrieval-Augmented Generation) pipelines with vector databases
- Embeddings and semantic search
- AI agents and multi-step automation workflows
- LLM API integrations (OpenAI, Claude, Gemini, Mistral, Llama)
- Custom prompt engineering and fine-tuning
- Streaming responses and real-time AI features
Tech stack I work with: Next.js, React, Node.js, Python, Supabase, Pinecone, LangChain, and more.
Whether you need a single AI-powered endpoint or a full multi-model orchestration system, I deliver clean, well-documented code that's production-ready. I've built AI features for SaaS tools, internal business tools, and customer-facing apps.
Let's discuss your project message me before ordering if you have specific requirements.
Get to know David K
David K
Senior AI Engineer in LLM Integrations and Automation
- FromHungary
- Member sinceOct 2024
- Avg. response time15 hours
Languages
English
I build AI-powered web apps and business tools for clients who need things done right. 14 years in the industry, the last few shipping production-grade apps end-to-end as a solo full-stack developer.
Recent work: shift scheduling systems, review automation with AI replies, financial trackers, OCR pipelines, and AI integration layers - all deployed and actively used by real users.
Stack: Next.js, Supabase, TypeScript, React, Node.js. AI layer: Claude, OpenAI. I don't hand off wireframes - I ship.
My Portfolio
FAQ
Do you work with any AI provider or just OpenAI?
I work with all major providers - OpenAI, Anthropic Claude, Google Gemini, Mistral, and open-source models via Ollama or Hugging Face. I can also help you set up a multi-model architecture if needed.
