PORTFOLIO

Featured Work

A showcase of projects demonstrating my expertise in building scalable, production-ready applications with cutting-edge technologies.

Features & Capabilities

Here's a comprehensive list of features and functionalities I've implemented across various projects, showcasing my technical expertise and problem-solving abilities.

Authentication & Security

  • ▸JWT-based authentication with refresh tokens
  • ▸Role-Based Access Control (RBAC) for multiple user types
  • ▸OAuth integration (Google, GitHub)
  • ▸Password encryption with Bcrypt
  • ▸Email verification and password reset flows
  • ▸Session management and timeout handling
  • ▸Two-factor authentication (2FA) implementation

File Management

  • ▸Multi-file upload with drag-and-drop
  • ▸Large file support (up to 500MB)
  • ▸Image compression and optimization
  • ▸AWS S3 integration for scalable storage
  • ▸Presigned URLs for secure file access

Email Services

  • ▸Dynamic email templating system
  • ▸Bulk email sending with queue management
  • ▸Template variable injection
  • ▸Email delivery tracking

QR Code & Badge System

  • ▸QR code generation API
  • ▸Real-time QR scanning and validation
  • ▸Automated badge printing with KonvaCanvas
  • ▸Camera-based photo capture
  • ▸Handheld scanner support
  • ▸Batch QR generation for events
  • ▸QR code expiration and revocation

Data Processing

  • ▸Excel/CSV import with validation
  • ▸Bulk data processing (1000+ records)
  • ▸Data export in multiple formats
  • ▸Database query optimization

API Development

  • ▸RESTful API architecture
  • ▸Request validation with Zod/Joi
  • ▸Error handling and logging
  • ▸API documentation with Swagger
  • ▸Rate limiting

Search & Filtering

  • ▸Full-text search with ElasticSearch
  • ▸Advanced filtering systems
  • ▸Pagination and infinite scroll
  • ▸Auto-complete and suggestions
  • ▸Search result highlighting

User Management

  • ▸User profile management
  • ▸Dynamic form generation
  • ▸Multi-role user systems
  • ▸User activity tracking
  • ▸Bulk user operations
  • ▸User import/export
  • ▸Account suspension and recovery

Payment Integration

  • ▸Stripe payment gateway integration
  • ▸Razorpay integration
  • ▸Payment receipt generation
  • ▸Subscription management
  • ▸Invoice generation

DevOps & Infrastructure

  • ▸Docker containerization
  • ▸AWS deployment (EC2, S3)
  • ▸Nginx configuration and optimization
  • ▸Monitoring and logging (CloudWatch)

Project Showcase

UI Prototypes

These are frontend-only prototype UIs deployed on Vercel (no backend functionality).

Technologies Used Across Projects

JavaScriptTypeScriptReact.jsNext.jsNode.jsExpress.jsREST APIsPostgreSQLMongoDBPrisma ORMMongooseAWS EC2AWS S3AWS SESAWS IAMAWS CloudFrontAmazon RekognitionDockerNginxJWTRole-Based Access Control (RBAC)SendGridRazorpayGitGitHubPostmanTailwind CSSHTMLCSSMantine UI

Interested in Working Together?

Let's discuss how I can bring these capabilities to your next project.

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