Document Processing App Development

Document Processing App Development

Information
Region:
Worldwide
Industry:
Other
Type:
Web Development, QA Automation
Engagement model:
Time & Material
Duration:
2+ years
Staff:
7 people
ID:
0
Technologies used
Monaco-editor
Telerik Kendo
7z
Electron.js
Jest
Ngrx
Playwright
Node.js
Angular

About Client

Our client is a leading global provider of technology-enabled legal solutions, supporting law firms, corporations, and legal departments worldwide. With over 30 years of industry experience and a presence in more than 100 offices, the company leverages AI, analytics, and multilingual technology to deliver services in e-discovery, forensic consulting, due diligence, privacy, managed review, and legal staffing.

The client also develops and integrates advanced proprietary tools to support every stage of the case lifecycle, from data collection to review and compliance to enabling smarter, faster, and more secure legal operations. They needed web development services professionals who have a strong background in document processing app development.

Business Challenge

Project Recovery After Delays

The client faced a critical delay after the initial development team failed to deliver tangible results for two months. Elinext was brought in to take over the project, rebuild momentum, and deliver an integration with SSO for the client using Electron.js within just three days.

Tight Development Deadlines

The project had to be completed in a short timeframe, requiring rapid onboarding, clear task prioritization, and efficient collaboration between frontend, QA testing services, and product teams.

Performance and Responsiveness Issues

The document processing software needed significant optimization to handle large document sets quickly and provide a smooth, responsive interface. Enhancing user experience under heavy data loads was a key business priority.

Quality Assurance Under Time Pressure

Despite the tight schedule for document processing app development, maintaining product quality was essential. The team had to achieve high test coverage (unit, integration, and e2e) to ensure the application’s stability and reliability at launch.

Sustained Product Growth and Maintenance

Beyond the initial delivery of document processing software, the client required a reliable long-term partner capable of supporting, improving, and expanding the platform through future versions, ensuring consistent performance, customer satisfaction, and scalability.

Continuous Feature Expansion

As the application matured, new functionality requests from product owners emerged. The challenge was to integrate these features seamlessly without disrupting the stability of the existing product ecosystem.

Process

This is not our first collaboration with the client. They used our workforce on multiple occasions before we joined for that specific application

Project Takeover and Urgent Delivery

  • Elinext was brought in after the previous vendor failed to deliver results in document processing app development for over two months.
  • The team was tasked with building a fully functional native Electron.js application within three days.

Rapid Audit and Planning

  • Conducted a quick technical assessment to understand the existing state and client needs.
  • Defined key priorities and an MVP scope achievable within the given timeframe.
  • Established a clear development roadmap to ensure delivery under tight deadlines.

Intensive Development Sprint on Document Processing Software

  • Developed the application for processing, viewing, and managing documents.
  • Focused on stable architecture, clean codebase, and future scalability.
  • Accelerated feature implementation and improved development velocity.

Performance Optimization

  • Enhanced UI performance and responsiveness for smooth handling of large data sets.
  • Ensured consistent performance across multiple deployment environments (on-premise and cloud).

Comprehensive Testing and QA

  • Achieved 80% unit and integration test coverage.
  • The QA team performed end-to-end testing using Selenium.
  • The frontend team implemented Playwright tests to cover key user flows.

Continuous Support and Product Growth

  • Successfully launched and stabilized the product; currently running on version 3, hotfix 6.
  • Ongoing maintenance, bug fixes, and new feature development.
  • Strong team retention — no turnover since project inception.
  • Positive feedback from end users, confirming improved speed and reliability.

Final Product Overview

The final product of document processing app development is a powerful, scalable, and high-performance application designed for document hosting, processing, review, and analysis. It combines speed, reliability, and user-centric design to support large-scale legal and enterprise document workflows.

Key Features

Document Processing & Management: Upload, organize, and manage extensive document sets with ease.

Document Processing & Management
Document Processing & Management

Advanced Review Tools: Efficiently review, annotate, and analyze files through an intuitive interface.

Advanced Review Tools
Advanced Review Tools

High Performance: Optimized interface responsiveness and rendering speed for seamless operation on large data sets.

High Performance
High Performance

Cross-Platform Deployment: Supports both on-premise and cloud environments to meet diverse client needs.

Scalable Architecture: Built to handle growing data volumes and expanding functionality over time.

Scalable Architecture
Scalable Architecture

Secure Environment: Ensures data confidentiality and protection through best-in-class security practices.

Secure Environment
Secure Environment

Extensive Test Coverage: 80% unit and integration test coverage, reinforced by E2E testing with Playwright.

Business Effects for Client

Through close collaboration, technical expertise, and a results-driven approach, Elinext successfully delivered legal software development services, transforming a delayed and stagnant project of document processing app development into a fully functional, scalable, and continuously evolving application. The launch of Reef Review marked a major milestone for the client, enabling them to process, manage, and review large document sets with exceptional speed and reliability.

Today, the result of document processing app development product is in its third version (hotfix 6), actively supported and enhanced by Elinext, while maintaining smooth cooperation with the client’s other international teams. The project stands as a strong example of how fast recovery, disciplined engineering, and long-term commitment can turn a critical situation into a lasting success story of document processing software development.

  1. Global Collaboration:
    Elinext ensures smooth coordination with other development teams from Hungary, India, and Pakistan, supporting continuous progress and system stability.
  2. High Client Satisfaction:
    The client now benefits from a stable, scalable, and fast-performing platform that enhances user experience and supports long-term business goals.
  3. Proven Partnership:
    The successful document processing app development showcases Elinext’s ability to step in under tight deadlines, deliver measurable results, and provide lasting value through consistent support and technical excellence.
c597acd9e5814914974bc526b8581300f60f202fb0a744af90612c03f0e7ea2af8b5f305aca8403ca130e9e0525da457
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