Full Stack Developer | AI Engineer | Data & Automation Expert Hi, I'm Hongqiang Chen, a results-driven Full Stack Developer and AI Engineer who blends modern software development with intelligent automation and data-driven logic. I bridge the gap between engineering, business operations, and applied AI, delivering systems that not only work—but scale, optimize, and automate. ⚙️ Core Expertise Full Stack Web Development ✔ MERN Stack (MongoDB, Express, React, Node.js) ✔ Laravel & Custom PHP Frameworks ✔ Next.js, TypeScript & Modern Frontend Architecture ✔ WordPress Development (Themes, Plugins, Custom Integrations) ✔ Shopify Store Setup, Customization & API Integrations ✔ Secure Authentication, RBAC & System Architecture ✔ RESTful APIs, Third-Party Integrations & Microservices ✔ Performance Optimization, CI/CD & Deployment Pipelines 🤖 AI Engineering & Automation ✔ LLM Integrations (OpenAI, Anthropic, Groq, Local LLMs) ✔ AI-powered chatbots, assistants & workflow automation ✔ Vector Databases (Pinecone, Qdrant) & Embedding Systems ✔ Prompt Engineering & RAG Pipelines ✔ Automation Scripts & AI-Driven Data Processing ✔ AI-enabled dashboards, predictive analytics & insights ✔ Self-hosted AI deployment (Docker, Linux, GPU setups) 📊 Data Engineering & Business Systems ✔ Web Scraping & Data Extraction (Python) ✔ Data Cleaning, Transformation & Validation ✔ Automated Dashboards & Reporting Tools ✔ Google Sheets, Excel (VBA, Macros, Power Query) ✔ Workflow Automation (APIs, Webhooks, n8n, Zapier) 🎨 Design & User Experience ✔ Logo Design, Branding & Visual Identity ✔ UI/UX Mockups & Prototypes (Figma, Adobe XD) ✔ Clean, modern interfaces that boost usability