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Varun Mishra
Senior Full-Stack Drupal, PHP & AI Developer
New to Contra
Varun is ready for their next project!
🚀 Just Delivered: A Production-Ready AI Chatbot Powered by OpenAI + Pinecone
I’m thrilled to share one of my most impactful projects — a fully integrated AI Chatbot that combines OpenAI GPT models with Pinecone’s vector search engine to deliver contextually aware, automation-driven intelligence.
This isn’t just another chatbot.
👉 It understands. It reasons. It retrieves. It automates.
💡 What Makes This Chatbot Different?
⚙️ 1. LLM Intelligence at the Core
• GPT-powered natural language reasoning
• Consistent, domain-aligned outputs using structured prompting
• Agent-style behavior enabling action-driven conversations
📦 2. RAG Architecture with Pinecone
• Real-time semantic search
• Domain-specific knowledge retrieval
• High-performance embeddings & similarity matching
🤖 3. Automation That Saves Time
• Create tickets
• Log gaps & update statuses
• Handle association workflows
• Generate structured content
• Trigger backend processes automatically
🏗️ 4. Engineered for Scale
• Service-oriented architecture
• Dependency injection for clean extensibility
• Secure communication & sanitization
• Error-resilient workflows for production load
✨ The Result?
A highly efficient, context-aware AI system that:
✔ Enhances productivity
✔ Reduces manual workload
✔ Brings LLM intelligence into real operations
✔ Improves accuracy through smart vector-based retrieval
This project has been a powerful experience — merging LLM engineering, vector databases, and automation design into a truly enterprise-ready solution.
Excited to take this further and explore more AI-driven transformation opportunities!
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Led the end-to-end migration and rebuild of MyCareSpace, an Australian NDIS provider directory and resource platform, from Drupal 7 to Drupal 11.
Built a fully custom Tailwind-based theme using Single Directory Components (SDC) for a modular component library covering the homepage, search/directory functionality, resource articles, and reusable content blocks.
Developed a custom migration module to move legacy content, URL aliases, and metadata from the old site while preserving original post dates and SEO-friendly redirects. Integrated Mercury Editor for flexible page building, along with custom block plugins, Views-based search, and standard integrations like Mailchimp and Google Analytics.
Handled the full technical scope — DDEV local development, Composer dependency management, Plesk/Basehost deployment, and ongoing SEO, performance, and accessibility refinements.
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Developed the custom front-end theme for the Claire Trevor School of the Arts at UC Irvine , a large university arts department website covering Art, Dance, Drama, and Music programs. Built on Drupal 10 using Tailwind CSS and Single Directory Components (SDC) for a modular, reusable component library, with Mercury Editor integrated for flexible, editor-friendly page building across a large content site including faculty profiles, events, news, and program pages.
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Built the Shopify e-commerce theme for Greenwood Nursery, a family-owned wholesale and mail-order plant nursery based in McMinnville, Tennessee, operating since 1978. Developed a custom storefront supporting 400+ plant varieties across categories like perennials, groundcovers, trees, shrubs, and fruit plants, with features including a growing-zone finder, product comparison tool, wishlist functionality, category-based "shop by problem" browsing, an integrated blog and plant-care content library, customer review carousels, and newsletter signup — all built for a high-volume commercial nursery serving both retail and wholesale customers nationwide.
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