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David C
@webexpert_deve
AI developer specializing in LLM, RAG chatbots, SaaS and automation
États-Unis
Anglais, Arabe, Luxembourgeois, Italien, Allemand, Espagnol, Hébreu
À propos de moi
Hi, I’m David, an AI developer and full stack specialist helping businesses build smart, scalable AI solutions. I specialize in LLM-powered systems, including chatbots, RAG solutions, AI SaaS apps, automation tools, and voice agents designed to improve customer experience and streamline operations. I work with startups, agencies, and entrepreneurs using tools like OpenAI, LangChain, and vector databases, delivering reliable solutions that save time, boost efficiency, and grow your business.
Compétences
David C
hors ligne •
Temps de réponse moyen de 1 heure
Voir mes services
Generative Engine Optimization
I will do monthly website local off page, GEO, aeo,SEO backlinks building llm ai search
Sites web IA & Logiciel
I will develop ai website, ai app chatbot saas, llm ai software as full stack developer
Expérience professionnelle
AI Chatbot & Automation Specialist
Upwork • Freelance
Jan 2023 - Present • 3 yrs 4 mos
Designed and deployed AI-powered chatbots and automation systems for businesses across different industries. Built RAG-based chatbots trained on websites, PDFs, and internal data to provide accurate and real-time responses. Integrated LLM APIs to handle customer support, lead generation, and workflow automation. Improved response time, reduced manual workload, and increased customer engagement for clients.
Full Stack AI & SaaS Developer
Technoloy • Temps partiel
Mar 2022 - Present • 4 yrs 2 mos
Developed scalable AI SaaS platforms and web applications integrating LLM capabilities. Built full stack systems with user dashboards, API integrations, and intelligent AI features such as chatbots, recommendation systems, and automation tools. Delivered end-to-end solutions from UI to backend, ensuring performance, scalability, and user-friendly experience.
SEO & AI Visibility Specialist
Fiverr • Freelance
Jun 2021 - Present • 4 yrs 11 mos
Worked on improving online visibility through advanced SEO strategies combined with AI-driven optimization. Built high-quality backlinks, optimized content for search engines, and implemented GEO targeting strategies. Focused on improving rankings, organic traffic, and brand visibility across search platforms and AI-driven discovery systems.
