Hybrid Edge-Cloud Decoupled Architecture

Enterprise Document Intelligence
& Free PDF Editor

100% Free. No Watermarks. No Limits. Experience absolute data privacy with our Zero-Data-Retention model. High-performance document processing powered by enterprise-grade layout engines.

nexdapdf Pro interface preview showing a professional document editor with a signature being applied.

Enterprise-Grade Performance

Combining local edge processing with stateless cloud transformation.

Edge Processing Core

Local C++ wrappers perform page merging and signing entirely on-device for zero-latency and 100% offline capability.

Cryptographic Integrity

Touch vectors are flattened into cryptographic streams with local hashing to guarantee unalterable signatures.

Cloud Transformation

Stateless microservice workers handle heavy file conversions asynchronously using enterprise layout engines.

Bidirectional Pipeline

Seamlessly translate rich formatting between PDF, DOCX, and raw buffers without layout breaking.

Ephemeral Lifecycle

Documents pass through encrypted volatile storage and are purged immediately after the download stream closes.

Global Compliance

Fully aligned with SOC2, HIPAA, and GDPR frameworks using AES-256 and TLS 1.3 encryption.

Zero-Data-Retention Policy

Our hybrid architecture ensures that compute-heavy transformations occur in stateless environments. No files are stored permanently on our servers.

  • Encrypted volatile storage pipeline
  • Immediate webhook-triggered data purging
  • E2E Encryption (AES-256 / TLS 1.3)
  • SOC2, HIPAA, and GDPR alignment
  • Native binary bridges for edge processing

// Storage Lifecycle Event

Status: DOWNLOAD_STREAM_CLOSED

Action: TRIGGER_PURGE_WEBHOOK

Ephemeral Bucket ID: vol_982x...

Result: DATA_WIPED_SUCCESSFULLY