Our Services

Web App Testing

At DELCU, we provide secure, scalable, and high-performing web apps by ensuring thorough quality checks. From functionality to security and compatibility, our testing ensures that your web application is flawless, reliable, and user-friendly across all platforms and browsers.

What We Offer

Comprehensive Testing Solutions for Your Web App

Our web testing covers every layer—functionality, usability, security, and performance—to deliver flawless applications that scale confidently.

Functionality Testing

We ensure that every feature and flow of your web app works as expected. Our QA engineers simulate real-world use cases to catch functional bugs before users do.

Security Testing

We rigorously test your application to find and eliminate vulnerabilities. From input validation to authentication and encryption, we secure your platform end-to-end.

Usability Testing

We evaluate how intuitive your web app is for users. Our experts track user interaction patterns and recommend improvements for a seamless UX.

Compatibility Testing

Your application is tested across multiple devices, browsers, and operating systems. We ensure it renders and functions perfectly everywhere.

Load Testing

We simulate heavy traffic to test how your web app performs under stress. Our team identifies breaking points and helps you build a scalable backend.

Web App Accessibility Testing

We test your app’s compliance with WCAG guidelines to ensure it’s inclusive and accessible for users with disabilities.

Our Expertise

Trust DELCU For Testing

With advanced testing tools and frameworks, DELCU ensures high-performance delivery by catching bugs early, improving UX, and minimizing security risks. Here’s how we stand apart:

Business-First Approach

We align our testing to your business goals—ensuring features work for your users and not just technically.

Risk-Based Testing

Our QA team prioritizes high-risk areas based on business impact, ensuring smarter use of testing effort and time.

Well-Documented Testing

From test plans to bug reports, we maintain full transparency and documentation for each test stage.

Automated and Manual Testing

We combine the speed of automation with manual precision to detect even the most elusive bugs.

About DELCU

Web Application Testing Company

DELCU is trusted by global startups and enterprises for delivering web testing services that ensure performance, compliance, and reliability.

Trusted by Startups to Enterprises
Idea to Deployment, We Handle All
Time-Zone Friendly Global Support
End-to-End Test Reports
On-time Delivery, No Surprises

Industries We Serve

Industries We Cater To

Partnering with leaders across sectors to build secure, fast, and accessible web apps for global users.

Healthcare

Ensuring HIPAA-compliant, patient-first digital experiences.

Fintech

Delivering financial systems with zero tolerance for bugs.

BFSI

Auditing web portals for security and compliance.

Automotive

Testing logistics and fleet systems for reliability.

Automation Testing Tools

Selenium

Cypress

Playwright

Version Control & CI/CD

GitHub

Jenkins

Bitbucket

Project/Test Management

JIRA

TestRail

Xray

Tech Expertise

Bringing Innovation With The Latest Technologies

Our QA stack includes both enterprise-grade and modern open-source tools to power flawless testing.

Our Process

How We Execute QA for WebApp

We combine strategy, execution, and QA automation to ensure your app is test-ready at every release.

Software Kick-Off

We understand goals and risks to define the test scope.

Test Scenarios & Case Development

Creating reusable, scalable test cases based on user journeys.

Daily Stand-Ups

QA feedback loop with your devs to address issues quickly.

Functionality Check

Running manual + automated tests against defined objectives.

Bug Tracking & Updates

Raising bugs, retesting fixes, and ensuring clean handovers.

Sprint Retrospective

QA leads share learnings and insights for future releases.

Hiring Models

Our Custom Hiring Models

Find the right fit for your goals with our flexible engagement options tailored to your scope, speed, and budget.

Fixed Price Model

Best for clearly defined scopes and outcomes. This model offers predictability and structure for projects with a fixed scope, timeline, and deliverables. Streamlined and straightforward process - Predictable costs with minimal overhead - Transparent milestones and checkpoints - Ideal for short-term, well-scoped projects

Dedicated Hiring Model

Best for long-term projects or evolving requirements. You get a full-time team that works exclusively on your project, fully aligned with your workflows. Total control over resources - Agile and scalable collaboration - Dedicated focus and faster time-to-market - Adaptable to shifting priorities - Ideal for complex builds and product evolution

Time & Material Model

Best for flexible, ongoing work or R&D. Pay only for actual hours and effort—perfect when project requirements are fluid or undefined. Immediate ramp-up and execution - Flexibility to iterate and evolve - Transparent billing and tracking - Scalable team effort on demand - Great for prototypes, experiments, or open-ended builds

Frequently Asked Questions

All About Web Application Testing Services

Have questions about our web application testing services? Here are some clear answers to help you understand what we offer and how we work.

DELCU has been empowering businesses with secure and scalable web applications for over 20 years. Our dedicated QA engineers use a mix of manual and automated testing tools to ensure your web application is bug-free, user-friendly, and high-performing. From security testing to functionality and cross-browser validation, we cover it all. Clients trust DELCU for our QA expertise, consistent delivery, and experienced testing professionals.

Yes, we thoroughly test SOA-based web applications using a combination of testing techniques: Unit Testing: To validate individual components in isolation.Integration Testing: To ensure multiple services and APIs communicate and function together correctly.System Testing: To assess the complete SOA system’s behavior and logic.Performance Testing:To simulate load and assess responsiveness and reliability under pressure.

Testing a website involves validating its entire ecosystem. Our QA team covers: Frontend Testing:We check all features and UI elements to ensure smooth user interaction and compliance with design standardsBackend Testing: We verify that databases, servers, and APIs function correctly and return expected outputs.Network Testing:- We simulate varied network conditions to ensure performance stability across different devices, browsers, and environments. By testing across all these layers, we guarantee that your website delivers a consistent, secure, and user-friendly experience for every visitor.

Yes, we offer testing services using QTP (QuickTest Professional). Our QA engineers leverage QTP for functional and regression testing by automating user actions and identifying broken flows. However, we also recommend modern alternatives based on project needs like Selenium, Playwright, or Cypress.

Our process begins by understanding your web app’s functionality, goals, and audience. We then: Define the testing scope and objectives. - Create test plans, test cases, and acceptance criteria. - Execute manual and automated tests across different platforms. - Log and prioritize bugs. - Share detailed reports and iterate testing based on development updates.You can expect seamless collaboration and real-time updates throughout the testing lifecycle.