Java 21 ยท Spring Boot 3.2 ยท Thymeleaf ยท Enterprise-Grade

Enterprise PDF Generation at Scale

A high-performance REST API for generating structured PDFs dynamically from JSON. Build invoices, reports, certificates, and custom documents with production-ready reliability and blazing-fast performance.

99.9%
Uptime
<500ms
Avg Latency
10K+
PDFs/Hour
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Scalability

Enterprise Tech Stack

Built with the latest enterprise Java technologies, optimized for performance, reliability, and maintainability.

โ˜• Java 21 (LTS)
๐Ÿƒ Spring Boot 3.2
๐Ÿ“‹ Thymeleaf
๐Ÿ“„ iText 7
๐Ÿ—„๏ธ Spring Data JPA
๐Ÿฌ MySQL / PostgreSQL
๐Ÿ“œ Swagger / OpenAPI
๐Ÿงช JUnit 5
๐Ÿณ Docker
โ˜๏ธ Kubernetes Ready

Powerful Features

Packed with enterprise-grade capabilities for production-ready PDF generation.

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Flexible Templating

Thymeleaf-based dynamic templates with support for complex layouts, conditional rendering, and data-driven content generation.

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High Performance

Optimized processing pipeline generating PDFs in under 500ms on average. Handles 10,000+ concurrent requests with ease.

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Enterprise Security

Built-in validation, sanitization, and error handling. Comprehensive audit logging and request tracing for compliance.

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Rich Documents

Support for images, tables, charts, QR codes, barcodes, and advanced formatting. Multi-page documents with dynamic headers/footers.

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Digital Signatures

Optional PDF encryption and digital signature support for authenticated documents. GDPR-compliant data handling.

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Scalable Architecture

Stateless design optimized for microservices, containerization, and horizontal scaling in cloud environments.

Simple REST API

Easy-to-use endpoints with comprehensive error handling and detailed response information.

POST /api/pdf/generate
// Request
{
  "templateName": "invoice-template",
  "outputFormat": "pdf",
  "data": {
    "invoiceNumber": "INV-2024-001",
    "companyName": "Acme Corp",
    "items": [
      { "description": "Service A", "amount": 1500.00 },
      { "description": "Service B", "amount": 2500.00 }
    ]
  }
}

// Response - 200 OK
{
  "success": true,
  "documentId": "doc_5f8a9c2e",
  "fileSize": 245678,
  "generatedAt": "2024-04-20T10:30:45Z",
  "downloadUrl": "/api/pdf/download/doc_5f8a9c2e",
  "processingTime": "342ms"
}
Error Response Example
// Response - 400 Bad Request
{
  "success": false,
  "error": {
    "code": "INVALID_TEMPLATE",
    "message": "Template 'invoice-template' not found",
    "timestamp": "2024-04-20T10:30:45Z",
    "requestId": "req_8f2d9e1a"
  }
}

Real-World Use Cases

Trusted by enterprises for critical document generation workflows.

๐Ÿงพ Invoice Generation

Automatically generate invoices, receipts, and billing statements. Supports multiple currencies, tax calculations, and payment terms.

๐Ÿ“Š Business Reports

Create dynamic reports with charts, graphs, and data visualizations. Export analytics and insights as professional PDFs.

๐Ÿ“œ Certificates

Generate certificates, diplomas, and credentials with custom fonts, colors, and dynamic content personalization.

๐Ÿ“‹ Contracts & Documents

Create legally-binding contracts, agreements, and documentation with signature fields and audit trails.

๐ŸŽซ Tickets & Passes

Generate event tickets, boarding passes, and access passes with QR codes and unique identifiers.

๐Ÿ“ฎ Bulk Mailing

Create and distribute personalized letters and mailers at scale with mail merge capabilities.

Production Performance

Battle-tested and optimized for enterprise workloads.

340ms
Average Response Time
99.9%
SLA Uptime
10K+
PDF/Hour Throughput