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lostmind008/README.md

Hi, I'm Sumit Mondal 👋

AI Solutions Architect | Production AI Systems Developer | AI-Powered Engineering Evangelist

I'm an AI-native engineer who bridges enterprise finance expertise with cutting-edge AI development. Currently architecting production RAG systems and establishing AI-powered development methodologies that transform how teams work. My approach combines systematic AI collaboration with enterprise-grade quality standards, achieving team-level productivity as a solo developer.

🌐 Portfolio: lostmindai.com | 📍 Location: Sydney, Australia

🚀 Professional Journey

Current: LostMind AI (July 2024 - Present)

Founder | AI Solutions Architect | Production Systems Developer

🏗️ Production AI Systems:

  • Architected LostmindAI Core - Production RAG system with semantic search and multi-LLM orchestration
  • Implemented custom Cache-Augmented Generation (CAG) for efficient multi-file processing
  • Built comprehensive AI platform serving real users with video analysis, chat, and content generation
  • Deployed production systems with comprehensive monitoring and quality assurance

🤖 AI-Powered Development Methodology:

  • Daily AI Collaboration: Expert user of Cursor, Windsurf, Continue, Cline, Claude Code
  • Established systematic AI-human collaboration patterns maintaining 100% quality standards
  • Achieved 10x productivity improvement while preserving code quality and innovation
  • Created scalable development workflows that balance automation with human judgment

🎯 Technical Achievements:

  • Multi-provider AI integration: OpenAI, Gemini 2.0, Claude, xAI with intelligent fallback
  • Full-stack implementation: FastAPI backend + Next.js frontend + Vector databases
  • Production deployment on Google Cloud Platform with Vertex AI integration
  • Comprehensive testing framework ensuring enterprise-grade reliability

Previous Roles:

Mirvac Digital Team (2023-2024) - Solution Analyst & MRI Subject Matter Expert

  • Led critical MRI to Yardi Voyager transition with zero downtime
  • Developed Python automation reducing data migration time by 60%
  • Evangelized SQL optimization tools across property management teams

Knight Frank Australia (2015-2022) - NSW Finance Manager

  • Transformed financial operations through data-driven innovation
  • Created SMAMS SQL Query Library (30+ queries) adopted as national standard
  • Led culture change driving 40% efficiency improvement across teams
  • Mentored team of 5, establishing best practices for automation

🎯 AI Culture & Developer Productivity Champion

My unique strength lies in transforming traditional development teams into AI-powered organizations:

Tool Evangelism: Proven track record driving adoption of productivity tools across enterprise teams 🚀 Culture Change: Successfully led digital transformations in conservative financial organizations
📊 Productivity Measurement: Documented 40-60% efficiency gains through intelligent automation 🎓 Knowledge Transfer: Natural teacher and mentor for AI-enhanced development practices ⚡ Innovation + Quality: Systematic approach maintaining enterprise standards while embracing innovation

💻 Tech Stack

TECH_STACK = {
    "AI_&_ML": [
        "Production RAG Systems",
        "LangChain Framework", 
        "Vector Databases (ChromaDB, Pinecone, FAISS, Vertex AI Vector Search)",
        "Multi-LLM Orchestration (OpenAI, Gemini, Claude)",
        "Prompt Engineering & Chain Design",
        "Semantic Search & Embeddings"
    ],
    "AI_Development_Tools": [
        "Cursor (Expert)", "Windsurf", "Continue", "Cline", 
        "Claude Code", "GitHub Copilot",
        "AI-Powered Development Workflows"
    ],
    "Programming": [
        "Python (Advanced)", "JavaScript/TypeScript", 
        "SQL Optimization", "Modern Async Patterns",
        "FastAPI", "Next.js", "React"
    ],
    "Production_Systems": [
        "Google Cloud Platform (Vertex AI)",
        "Production Deployment & Monitoring",
        "System Architecture & Design",
        "API Development & Integration",
        "Testing & Quality Assurance"
    ],
    "Data_&_Analytics": [
        "Vector Database Design",
        "SQL Performance Optimization",
        "Data Pipeline Architecture",
        "Business Intelligence"
    ],
    "Enterprise_Experience": [
        "MRI (Subject Matter Expert)",
        "Yardi Voyager", "Oracle JDE",
        "Financial Systems Integration",
        "Change Management"
    ]
}

🛠️ Featured Projects

🌟 LostmindAI Core - Production RAG System

Live at: lostmindai.com

  • Production-grade RAG implementation with semantic search
  • Multi-modal content processing (text, video, documents)
  • Custom CAG (Cache-Augmented Generation) for performance
  • Full-stack: FastAPI + Next.js + Vector databases
  • Comprehensive testing and monitoring
  • Multi-modal AI analysis of video content
  • Transcript processing with semantic understanding
  • Integration with multiple LLM providers
  • Production deployment with user engagement
  • Collection of AI-powered development tools
  • Automation scripts for common workflows
  • Best practices for AI-human collaboration
  • SQL optimization library (SMAMS)
  • Financial automation tools
  • System integration utilities

🎓 Education & Continuous Learning

  • 🎓 Bachelor of Commerce - Accounting (Macquarie University)
  • 🚀 Self-Directed AI/ML Specialization (2024-Present)
    • Production RAG system architecture
    • Multi-LLM orchestration patterns
    • AI-powered development practices
  • 📊 15+ years Enterprise Finance & Systems
  • 🌱 Daily learner in emerging AI technologies

🤝 Let's Connect & Collaborate

I'm passionate about:

  • 🤖 Building production AI systems that solve real problems
  • 🚀 Transforming how teams work with AI-powered development
  • 📈 Measuring and improving developer productivity
  • 🏗️ Creating scalable, maintainable AI architectures
  • 🎓 Teaching and evangelizing AI development practices

Open to: AI architecture roles, developer productivity positions, technical leadership opportunities


📫 Get in Touch


"Not just writing code with AI - architecting the future of how we build software"

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