Faycal — Backend Development freelancer in Algeria

I am a Top-Rated Upwork AI Engineer with 7+ years of professional experience delivering production-ready AI solutions and scalable web applications for businesses and startups. I specialize in building end-to-end AI systems — from data processing and machine learning models to FastAPI backends, cloud deployment on AWS, and clean, usable web interfaces. What I bring to your business AI & Chatbot Development (LLMs, RAG, document-based assistants) Machine Learning & NLP solutions tailored to real business needs API Design & Integration (FastAPI, REST, third-party APIs) AWS Deployment & Scaling (EC2, S3, cloud-ready architectures) Web Applications (Python backends, HTML, CSS, JavaScript, .NET) I have built automated, production-grade AI applications using Python, AWS, and workflow automation tools like n8n, delivering scalable solutions that integrate seamlessly into real business processes. My experience includes working with multiple AI models and frameworks such as OpenAI, Anthropic, Mistral, and Cohere, along with advanced AI orchestration frameworks including LangChain, LlamaIndex, LangGraph, and LangSmith. I also develop RAG systems, image recognition solutions, prompt engineering strategies, and AI agents connected to SQL databases and enterprise data sources, supported by vector databases like Pinecone and ChromaDB. I focus on building intelligent, automated AI systems that reduce manual work, improve decision-making, and scale reliably on AWS cloud infrastructure. If you’re looking for a reliable, business-driven AI expert who can design, automate, and deploy end-to-end AI solutions, I’d be happy to discuss your project. Document Automation (PDF, DOCX, CSV, JSON processing)