[CASE-STUDIES]

root@pragmacorelabs:~/case-studies$ review delivered work

Real projects, real constraints, and measurable results. These case studies show how we help businesses improve customer experience, reduce friction, and build systems that are easier to run.

Project ID: PROJ-001
Focus: MANIFESTATION_COACH
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DreamsToDestiny - Professional Manifestation Coaching Platform

Client: Ipsita

Business Goal

Build a global coaching platform with automated booking, multi-currency payments (INR/USD), and enterprise-grade security while maintaining elegant user experience and celestial design aesthetic.

What Needed to Happen

  • ▸ Global booking system with multi-timezone support and calendar management
  • ▸ Dual payment gateways for Indian (Instamojo) and international (PayPal) clients
  • ▸ Admin dashboard for bookings, pricing, customers, and revenue analytics
  • ▸ Passwordless magic link authentication with email automation
  • ▸ Enterprise security with attack detection, rate limiting, and auto-logout
  • ▸ SEO-optimized blog system with categories and analytics
  • ▸ Celestial-themed responsive design across all components

Delivery Challenges

  • - Dual payment gateway integration with different automation requirements
  • - Cross-timezone booking accuracy across global regions
  • - SQLite database on Vercel serverless with connection pooling
  • - Custom celestial design system with consistent theming
  • - Multi-architecture database migrations (ARM64/AMD64)
  • - Attack detection analyzing requests for SQL injection, XSS, and RCE patterns
  • - Progressive rate limiting without Redis infrastructure

What We Delivered

  • - Built Next.js application with server components and App Router
  • - Implemented SQLite database with Drizzle ORM and connection pooling
  • - Created custom celestial theme with Tailwind CSS gradients and mystical effects
  • - Developed attack detection for SQL injection, XSS, RCE with IP-based threat tracking
  • - Added progressive rate limiting and hardened Content Security Policy
  • - Integrated Instamojo and PayPal APIs with webhook verification
  • - Implemented passwordless magic link authentication via Resend
  • - Built auto-logout system with 30-min timeout and warning dialog
  • - Created admin dashboard with dynamic pricing and revenue analytics
  • - Developed blog system with markdown, categories, and SEO optimization
  • - Integrated Zoho Meetings OAuth2 for automated video call scheduling
  • - Deployed to Vercel with CI/CD, cron jobs, and preview environments
Technology Stack
Next.js 16 TypeScript SQLite3 Drizzle ORM Tailwind CSS Framer Motion React Hook Form Zod PayPal SDK PayPal Invoicing API v2 Instamojo V2 API Resend Zoho Meetings API Vercel Docker
Business Outcome

Platform launched successfully serving 8+ countries with 500+ monthly bookings and 99.95% uptime. Security system blocked 1,200+ attacks with zero breaches. Achieved 96 Lighthouse performance, 100 SEO score, and 99.7% payment success rate. Admin automation reduced booking management time by 85%.

Project ID: PROJ-002
Focus: OFDC_RESULTS_PORTAL
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OFDC Kendu Leaf Purchaser Portal

Client: Odisha Forest Development Corporation Kendu Leaf Purchasers Community

Business Goal

Build a high-performance public portal for kendu leaf purchasers to search, filter, and download auction results with instant access and zero technical barriers on limited VPS resources.

What Needed to Happen

  • ▸ Zero learning curve interface for non-technical purchasers
  • ▸ Advanced multi-criteria filtering with dynamic dependencies (<100ms response)
  • ▸ Mobile-optimized touch interface for field use
  • ▸ Fast PDF generation (2-3 seconds) with professional OFDC branding
  • ▸ Client-side caching to minimize API calls and bandwidth
  • ▸ Forest-themed Material-UI design with public access (no authentication)
  • ▸ Docker deployment with Caddy reverse proxy and SSL/TLS

Delivery Challenges

  • - Slow PDF generation (5-10s) causing timeouts with concurrent users
  • - Filter API calls overwhelming backend with multiple simultaneous requests
  • - React Query unnecessary refetches wasting bandwidth
  • - Mobile UX requiring different filter interaction pattern
  • - Cache invalidation with thousands of dynamic filter combinations
  • - VPS resource constraints requiring efficient caching without Redis
  • - Bundle size optimization for slower mobile connections

What We Delivered

  • - Built React SPA with Vite for fast development and optimized production builds
  • - Implemented filesystem PDF caching with MD5 hashing (10x speed boost: 5-10s → <500ms)
  • - Optimized React Query with intelligent staleTime preventing unnecessary refetches
  • - Developed mobile-first filter drawer with touch-friendly Material-UI components
  • - Created custom forest-inspired theme with green color palette
  • - Built conditional filter system with SQL aggregations for sub-50ms responses
  • - Deployed Docker stack with Caddy handling SSL/TLS and security headers
  • - Integrated Cloudflare for CDN, DDoS protection, and global optimization
  • - Optimized bundle to 380KB gzipped with code splitting and lazy loading
Technology Stack
React 18 TypeScript Vite 7 Material-UI 5 TanStack React Query Axios date-fns Emotion (CSS-in-JS) Docker Caddy 2 Cloudflare
Business Outcome

Portal launched with 99.95% uptime and sub-100ms filter responses. PDF caching achieved 60-80% hit rate (5-10s to under 500ms). Mobile usage increased 65% with 90% satisfaction. Reduced support requests by 80% with 95% speed satisfaction.

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