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chiragSahani/README.md

πŸ’» Chirag Sahani | Software Engineer

╔═══════════════════════════════════════════════════════════════╗
β•‘  Full Stack Developer β€’ AI/ML Engineer β€’ System Architect    β•‘
β•‘  TypeScript β€’ React β€’ Node.js β€’ Python β€’ Cloud Computing    β•‘
β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•

Typing SVG


πŸ—οΈ System Architecture & Tech Stack

graph TB
    A[Frontend Layer] --> B[API Gateway]
    B --> C[Microservices]
    C --> D[Database Layer]
    C --> E[AI/ML Services]
    C --> F[Authentication Layer]
    
    A1[React/Next.js] --> A
    A2[TypeScript] --> A
    A3[Tailwind CSS] --> A
    A4[Framer Motion] --> A
    
    B1[Express.js] --> B
    B2[Node.js] --> B
    B3[API Versioning] --> B
    
    C1[User Management] --> C
    C2[Job Processing] --> C
    C3[Real-time Features] --> C
    C4[File Processing] --> C
    
    D1[MongoDB] --> D
    D2[Supabase] --> D
    D3[Redis Cache] --> D
    
    E1[OpenAI API] --> E
    E2[Custom ML Models] --> E
    E3[NLP Pipeline] --> E
    
    F1[JWT] --> F
    F2[OAuth2] --> F
    F3[Session Management] --> F

    style A fill:#61dafb,stroke:#21759b,color:#000
    style B fill:#68d391,stroke:#38a169,color:#000
    style C fill:#fbb6ce,stroke:#d53f8c,color:#000
    style D fill:#90cdf4,stroke:#3182ce,color:#000
    style E fill:#faf089,stroke:#d69e2e,color:#000
    style F fill:#c6f6d5,stroke:#38a169,color:#000
Loading

🧠 Core Competencies

Frontend Engineering

interface FrontendSkills {
  languages: ['TypeScript', 'JavaScript'];
  frameworks: ['React', 'Next.js', 'Vite'];
  styling: ['Tailwind CSS', 'Styled Components', 'SCSS'];
  bundlers: ['Vite', 'Webpack', 'Rollup'];
  animation: ['Framer Motion', 'CSS3', 'GSAP'];
  state: ['Redux', 'Zustand', 'Context API'];
  testing: ['Jest', 'React Testing Library'];
}

Backend & Infrastructure

class BackendSkills:
    def __init__(self):
        self.languages = ['Python', 'Node.js', 'JavaScript']
        self.frameworks = ['Express.js', 'FastAPI', 'Nest.js']
        self.databases = ['MongoDB', 'PostgreSQL', 'Redis']
        self.cloud = ['AWS', 'Vercel', 'Netlify', 'Supabase']
        self.apis = ['REST', 'GraphQL', 'WebSockets']
        self.auth = ['JWT', 'OAuth2', 'Supabase Auth']
        self.devops = ['Docker', 'CI/CD', 'GitHub Actions']

πŸš€ Featured Repositories

πŸ”₯ Production Applications (2025)

Repository Tech Stack Architecture Status Live Demo
Nexus React Node.js Express MongoDB Full-Stack Web App Status 🌐 Live
JobbyApp React REST APIs Authentication Routing Job Portal SaaS Status 🌐 Live
CareConnect TypeScript React Chart.js Analytics Healthcare SaaS Status Healthcare
InsydNotification TypeScript React Hooks Component Library NPM Package Status NPM

πŸ› οΈ Development Tools & Libraries

const developmentProjects = {
  "resume-formatter": {
    stack: ["TypeScript", "AI API", "PDF Parser", "ML Pipeline"],
    features: ["Document Processing", "AI Integration", "File Upload"],
    status: "Active Development"
  },
  "BackendArchitecture": {
    stack: ["Node.js", "Express", "MongoDB", "JWT", "Redis"],
    patterns: ["MVC", "Middleware", "Error Handling", "API Versioning"],
    features: ["Authentication", "Rate Limiting", "Caching", "Validation"],
    microservices: ["User Service", "Auth Service", "File Service"]
  }
};

πŸ”§ System Architecture & Scraping Tools

Project Technology Focus Use Case Performance
Backend Architecture Microservices Docker API Gateway Enterprise Systems Performance
ScrapWiki Puppeteer Cheerio Node.js Data Mining Knowledge Extraction Uptime

πŸ“Š System Performance Metrics

GitHub Stats

Top Languages

πŸ“ˆ Development Activity

GitHub Activity Graph

⚑ Contribution Streak

GitHub Streak

🎯 Real-time Metrics Dashboard

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚  πŸš€ PRODUCTION SYSTEMS STATUS                               β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚  Nexus Platform      β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘  95% βœ…         β”‚
β”‚  JobbyApp Portal     β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆ  100% βœ…        β”‚
β”‚  CareConnect SaaS    β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘  85% βœ…         β”‚
β”‚  InsydNotification   β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆ  100% βœ…        β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚  API Response Time: 78ms avg β”‚ Uptime: 99.9% β”‚ Users: 2.3K  β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

πŸ† Technical Achievements

achievements = {
    "academic": {
        "cse_gold_medal": "B.Tech Computer Science Engineering",
        "skill_india_silver": "State-Level Programming Competition",
        "perfect_dsa_score": "120/120 in Advanced Data Structures"
    },
    "professional": {
        "upgrad_intern": "Content Development - EdTech & GenAI",
        "acm_vp": "Vice President - ACM Student Chapter",
        "dsa_problems": "1300+ algorithmic problems solved"
    },
    "technical": {
        "production_apps": "4 live applications serving 2300+ users",
        "system_design": "Scalable microservices architecture",
        "ai_integration": "GPT & custom ML model implementations",
        "performance": "Sub-100ms API response optimization",
        "deployment": "Zero-downtime deployments with CI/CD"
    }
}

πŸ”¬ Research & Development

πŸ€– AI/ML Projects

const aiProjects = {
  "generative_ai": "Custom GPT integration for business automation",
  "healthcare_analytics": "Predictive models for patient management", 
  "nlp_processing": "Document parsing and intelligent formatting",
  "recommendation_engine": "Job matching algorithms (JobbyApp)",
  "data_visualization": "Real-time analytics dashboards"
};

πŸ—οΈ System Design Contributions

interface SystemDesign {
  microservices: "Modular backend systems with Docker containerization";
  realtime: "WebSocket implementation for live notifications";
  database: "Query optimization and advanced indexing strategies";
  api_design: "RESTful services with comprehensive documentation";
  caching: "Redis implementation for sub-100ms response times";
  security: "JWT authentication with role-based access control";
}

πŸ› οΈ Development Environment

# Terminal Setup
OS: Linux/macOS
Shell: zsh + oh-my-zsh + powerlevel10k
Editor: VS Code + Vim keybindings + Extensions Pack
Terminal: iTerm2/Alacritty + tmux

# Development Stack
Runtime: Node.js v20+, Python 3.11+
Package Manager: npm, yarn, pnpm, pip
Version Control: Git + GitHub + Conventional Commits
Containerization: Docker + Docker Compose
Database: MongoDB Compass, pgAdmin, Redis CLI
API Testing: Postman, Insomnia, curl
Monitoring: Chrome DevTools, React DevTools
Build Tools: Vite, Webpack, Rollup

πŸ“‘ API Endpoints & Services

πŸ”— Production API Architecture
// Nexus Platform APIs
GET    /api/v1/dashboard
POST   /api/v1/projects
GET    /api/v1/analytics
PUT    /api/v1/settings/:id

// JobbyApp Portal APIs
GET    /api/v1/jobs
POST   /api/v1/applications
GET    /api/v1/profile
PUT    /api/v1/profile/update
POST   /api/v1/auth/login
POST   /api/v1/auth/register

// Authentication Service (Shared)
POST   /api/auth/register
POST   /api/auth/login
GET    /api/auth/profile
PUT    /api/auth/profile
POST   /api/auth/refresh-token

// Notification Service (InsydNotification)
GET    /api/notifications
POST   /api/notifications
PUT    /api/notifications/:id
DELETE /api/notifications/:id
WS     /ws/notifications/live

// Healthcare Service (CareConnect)
GET    /api/patients
POST   /api/appointments
GET    /api/analytics/dashboard
POST   /api/reports/generate

🌐 Network & Contact

GitHub LinkedIn Portfolio Email

πŸ’‘ Current Development Focus

interface CurrentFocus {
  learning: {
    backend: ['Microservices', 'Event-Driven Architecture', 'gRPC'];
    frontend: ['Next.js 14', 'Server Components', 'Streaming', 'Suspense'];
    devops: ['Docker', 'Kubernetes', 'CI/CD', 'AWS Services'];
    ai: ['LangChain', 'Vector Databases', 'RAG Systems', 'Fine-tuning'];
    animation: ['Framer Motion', 'Three.js', 'WebGL', 'CSS Animations'];
  };
  
  building: {
    saas: 'Healthcare management platform (CareConnect)';
    tools: 'Developer productivity suite';
    ai: 'Document processing automation';
    jobs: 'Advanced job portal with ML recommendations';
    nexus: 'Full-stack application with real-time features';
  };
  
  optimizing: {
    performance: 'Sub-50ms API response times';
    scalability: 'Auto-scaling microservices architecture';
    user_experience: 'Smooth animations and interactions';
    seo: 'Server-side rendering optimization';
  };
  
  contributing: {
    opensource: 'React component libraries (InsydNotification)';
    community: 'Technical blog posts & tutorials';
    mentorship: 'Code reviews & pair programming';
    production: 'Live applications serving thousands of users';
  };
}

🎨 Animation & UI/UX Technologies

/* Advanced Animation Stack */
.tech-animations {
  --framer-motion: "Complex gesture-based interactions";
  --css-animations: "Hardware-accelerated transitions";
  --gsap: "Timeline-based animations";
  --lottie: "Vector-based micro-interactions";
  --three-js: "3D visualizations and WebGL";
  --web-animations-api: "Native browser animations";
}

@keyframes deploy-success {
  0% { transform: scale(0) rotate(0deg); opacity: 0; }
  50% { transform: scale(1.2) rotate(180deg); opacity: 0.8; }
  100% { transform: scale(1) rotate(360deg); opacity: 1; }
}

🎯 System Status: ONLINE | Performance: OPTIMIZED | Next Deployment: SCHEDULED

$ git add .
$ git commit -m "feat: building the future, one commit at a time ✨"
$ git push origin main
$ npm run deploy:production πŸš€

Deployment Status Build Status Tests

"Clean code, scalable architecture, and continuous innovation."


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