Dennis M.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 4, 2026.

AI & ML Engineer | LLMs | Document Intelligence | OCR | Automation Pipelines I help businesses turn messy documents into reliable, production-grade AI systems. I specialize in Document AI, OCR/VLM pipelines, and LLMs, helping companies extract accurate data from PDFs, scanned files, and handwritten documents while reducing AI costs and manual work. If you need scalable, cost-efficient AI that works in production — not just demos — I can help. --- WHAT I DO Document AI & OCR - Handwritten, scanned, degraded, and high-volume documents - Legal, financial, and enterprise records - OCR + Vision-LLM pipelines with smart fallback LLM Engineering - Prompt engineering and fine-tuning - Multi-model routing (OpenAI, Claude, Gemini) - Inference optimization and cost reduction Production AI Systems - End-to-end pipelines (preprocessing → extraction → information publishing) - Fault-tolerant, scalable architectures - Async and distributed processing APIs & Automation - AI services via FastAPI / Flask - Workflow and process automation - Event-driven systems --- WHY CLIENTS CHOOSE ME - Production-first mindset - Focus on accuracy and cost control - Experience with real-world messy data - Clear communication and reliable delivery I deliver business outcomes: lower costs, higher accuracy, and AI systems that scale. --- TECH STACK Python, JavaScript Machine Learning, Deep Learning, NLP LLMs, Prompt Engineering, Fine-Tuning PyTorch, TensorFlow, ONNX Runtime FastAPI, Flask, Docker, Kubernetes AWS, Azure, Terraform --- TYPICAL PROJECTS - OCR + LLM document extraction systems - Improving accuracy and reducing AI costs - Taking AI prototypes to production - Scalable document processing workflows --- LET’S TALK Have documents, high AI costs, or a prototype that needs production hardening? Send me a message — I’ll help you build the right solution.