PhuViet p.

🏆 Smart Factory 4.0 Germany Award Winner — Real-time Big Data & Industrie 4.0 solution 💰 Helped optimize production planning from 5 production lines down to 3, saving millions in operational costs 🤖 AI Engineer & AI Developer — Azure OpenAI, Claude, RAG, LLM Pipelines & AI Automation 🇩🇪 12+ years working with German enterprises and technical teams 🔐 GDPR / DSGVO-focused AI solutions ✅ From MVP and Proof of Concept to production I help companies build AI applications, SaaS products, automation workflows and modern data platforms. My work combines AI Development, Business Process Automation, Data Engineering and System Integration. I focus on practical solutions that integrate with existing systems and create measurable business value. ⭐ AI Development & Generative AI ✅ Azure OpenAI, OpenAI API & Claude Integration ✅ RAG Development — Knowledge bases, document Q&A and semantic search ✅ AI Chatbot Development — Internal assistants and customer support systems ✅ AI Agents — LangChain, CrewAI and Semantic Kernel ✅ LLM Development — Production-ready LLM pipelines ✅ Prompt Engineering & LLM Evaluation ⭐ AI SaaS & Software Development ✅ AI SaaS Development — AI-enabled SaaS products and business platforms ✅ Custom Web Application Development — Business applications and internal tools ✅ Backend Development — APIs, databases and application services ✅ API Development & Integration — REST APIs, ERP, CRM and third-party systems ✅ MVP & PoC Development — Fast validation of new products ✅ Existing Application Enhancement — New features and modernization ⭐ AI Automation & Business Process Automation ✅ AI Automation — Automating repetitive and knowledge-based tasks ✅ Workflow Automation — Connecting systems and multi-step processes ✅ Python Automation — Custom business and data-processing solutions ✅ Microsoft Power Automate & Microsoft 365 Integration ✅ n8n Automation — Self-hosted workflow orchestration ✅ Azure Functions & Logic Apps ⭐ RAG, Search & Document AI ✅ Enterprise Knowledge Bases & Document Q&A ✅ Semantic Search & Vector Search — Qdrant, Pinecone, Weaviate, Milvus ✅ OpenAI Embeddings & Sentence Transformers ✅ Intelligent Document Processing & OCR ✅ Azure AI Document Intelligence, LayoutLM and Tesseract ⭐ Data Engineering & BI ✅ Data Engineering — Pipelines for analytics, AI and enterprise applications ✅ Apache Airflow, dbt, Python & SQL ✅ ETL / ELT Development ✅ PostgreSQL, MS SQL Server, Supabase and Neo4j ✅ Snowflake, BigQuery and Redshift ✅ Data Warehousing — Kimball and Data Vault 2.0 ✅ Power BI & Tableau ⭐ System Integration & Infrastructure ✅ System Integration — Applications, APIs, databases and business systems ✅ ERP & CRM Integration ✅ Docker, Linux & Kubernetes ✅ Azure Cloud & Self-Hosted Infrastructure ✅ Production Deployment ⭐ Local AI & GDPR / DSGVO ✅ Local LLM Deployment — Ollama, vLLM, Llama, Mistral and Qwen ✅ Private AI — Sensitive data remains inside customer infrastructure ✅ GDPR / DSGVO Architecture & European Data Sovereignty ⭐ Manufacturing & Industrie 4.0 ✅ Smart Factory & Real-Time Analytics ✅ Production Planning Optimization ✅ Predictive Maintenance & Quality Control ✅ Manufacturing Data Integration One of my production projects helped optimize planning from five production lines down to three. The underlying real-time Big Data solution was recognized with the Smart Factory 4.0 Germany Award. ⭐ Additional Expertise ✅ Enterprise AI Solutions — From architecture and PoC to production ✅ AI Integration — Adding OpenAI, Claude and RAG to existing applications ✅ Business Automation — Reducing manual work and improving operational efficiency ✅ Legacy System Modernization — Connecting older systems with modern APIs and AI ✅ Technical Consulting — Architecture, feasibility checks and implementation planning ✅ Production Support — Troubleshooting, optimization and continuous improvement ⭐ Why Clients Work With Me ✅ AI + Data Engineering — AI backed by robust data infrastructure ✅ German Enterprise Experience — 12+ years working with German companies ✅ German Communication — Technical discussions and documentation in German ✅ GDPR / DSGVO Focus ✅ End-to-End Delivery — From requirements and PoC to production 🇩🇪 FÜR DEUTSCHSPRACHIGE UNTERNEHMEN Ich unterstütze Unternehmen bei AI Development, Prozessautomatisierung, Systemintegration und Data Engineering. ✅ Azure OpenAI & RAG ✅ AI Automation mit Python, Power Automate und n8n ✅ SaaS & Custom Web Applications ✅ API & System Integration ✅ DSGVO-konforme und lokale KI-Systeme ✅ Data Engineering & Power BI Share your project requirements or existing application through Upwork. I can help you define the most practical path from idea or PoC to a reliable production solution.