End-to-end testing services - DeviQA
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End-to-end testing services

Propel your software towards success with our end-to-end testing services.

Streamline your product’s lifecycle with DeviQA’s 15 years of end-to-end testing expertise, ensuring every stage of your application performs seamlessly before reaching users.

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Our solutions for your end-to-end testing challenges

At DeviQA, we create tailored solutions that address challenges related to e2e testing, providing you with reliable, high-performance applications that meet and exceed user expectations.

Complex application flows

Challenge

As applications become more and more complex with numerous interconnected modules, APIs, and third-party integrations, end-to-end testing turns into a real challenge. Coordination of test scenarios across different layers and environments often leads to bottlenecks, delays, and incomplete coverage.

Solution

Our team specializes in dissecting complex application flows and devising comprehensive end-to-end testing strategies. By leveraging advanced test automation frameworks and tools, we streamline the testing process, ensure thorough test coverage, and mitigate the risks associated with an intricate application architecture.

Data dependency and management

Challenge

End-to-end testing often involves scenarios where data dependencies play a crucial role. Managing test data, ensuring its integrity, and orchestrating data-driven test cases can pose significant challenges, especially in dynamic environments.

Solution

We implement robust data management strategies tailored to your specific testing needs. From data generation and manipulation to database state management and data-driven testing frameworks, our solutions ensure consistent and reliable data handling throughout the testing lifecycle.

Regression testing efficiency

Challenge

As applications evolve and new features are added, regression testing becomes a critical aspect of end-to-end testing. However, conducting thorough regression tests manually can be resource-intensive and time-consuming.

Solution

We employ robust regression testing frameworks and automation scripts to expedite the regression testing process while maintaining test coverage and accuracy. By identifying regression test suites, prioritizing test cases, and leveraging continuous integration pipelines, we optimize efficiency and minimize regression risks.

Types of end-to-end testing we perform

Our comprehensive services cover the key types of end-to-end testing to ensure a seamless user experience.

Horizontal e2e testing

Horizontal e2e testing involves testing across different layers to ensure smooth communication between them and seamless functionality. We meticulously examine how data flows from one module to another, verifying that each component integrates correctly. This type of testing ensures that your software operates cohesively, like a well-oiled machine, eliminating any potential bottlenecks or compatibility issues.

Vertical e2e testing

Vertical e2e testing checks the functionality and performance of an individual module from top to bottom. We assess how well it meets its intended purpose and interacts with external systems or interfaces. By conducting vertical E2E testing, we can pinpoint and address any potential issues within a specific component, ensuring its reliability and effectiveness within the larger system.

The scope of our expertise

By types of software:

Mobile app testing

Web app testing

IoT testing

By approach to testing:

Manual testing

Automated testing

By levels of testing:

Integration testing

System testing

Acceptance testing

By types of testing:

Functional testing

Compatibility testing

Performance testing

Security testing

Usability testing

Localization testing

Exploratory testing

Regression testing

Release testing

Choose your cooperation model

We understand that every business has unique testing needs. That's why we offer flexible collaboration models to ensure you get the most out of our end-to-end testing services. Choose the model that aligns perfectly with your requirements and preferences.

Staff augmentation

Staff augmentation allows you to enhance your in-house capabilities by engaging our experienced QA engineers.

  • Best option for: companies requiring additional testing resources at specific project phases or seeking temporary support without long-term commitments.

  • Pay for the resources only when you need them.

  • Empower your in-house staff to gain new knowledge and skills through collaboration with our seasoned testing professionals.

  • Easily scale your testing team as your projects evolve.

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Dedicated team

A dedicated QA team works solely on your project according to your workflows, schedules, and requirements.

  • Best option for: projects with dynamic requirements, long-term engagements, or those needing a highly specialized skill set.

  • Manage your dedicated team on your own with regard to your needs, objectives, and priorities.

  • Scale the team up or down based on project needs.

  • Waste no time on assembling an in-house QA team, but quickly get a ready-to-work squad.

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Outsourcing

This model allows you to focus on your core business activities while we take care of the entire testing lifecycle.

  • Best option for: companies looking for a holistic testing solution without the hassle of managing an in-house testing team. Ideal for projects with well-defined requirements and timelines.

  • Take advantage of significant cost savings compared to maintaining an in-house testing team.

  • Forget about geographical restrictions and access our diverse pool of skilled testers.

  • Let your team concentrate on core business functions.

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DeviQA’s AI advantage

At DeviQA, we use AI to make testing smarter and simpler. Our ecosystem is built to deliver faster, smarter, and more cost-efficient results — so our team can do more in less time.

DeviQA AI ecosystem

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AI-powered IDE assistant

Reduces test script writing time

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QA companion

Provides suggestions for test optimization and addresses gaps

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Automated code review

Flags unused variables, improper loops, and other common errors

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AI for API testing in Postman

Streamlines API test case creation and response validation

Features

Test case creation

Code review

Exploratory planning

Log analysis

VS

Testing time spent
without AI

6 hrs

3 hrs

2 hrs

2 hrs

VS

Testing time spent
with DeviQA AI

4 hrs (30% saved)

2 hrs (40% saved)

45 min (60% saved)

1 hr (50% saved)

VS
Case studies

Partner with us:
see the difference

Global healthcare giant

Web app testing
Test automation
API testing
Dedicated QA team
  • 90%

    Test coverage

  • 1.6k+

    Test cases created

  • X18

    Faster regression testing run

“They treat our automated testing project as a development effort rather than a testing effort, always anticipating next steps and improvements. Whenever we need changes, they’re able to respond quickly. They take on current problems and address future issues as well. “

Dale Vosburgh
Dale Vosburgh
Director, Diabetes Care Firm
Read customer story

Our approach to end-to-end testing

We take a comprehensive and systematic approach to end-to-end testing, ensuring that every user flow is thoroughly evaluated for functionality, usability, and performance. As a result, we deliver reliable, high-quality results while optimizing efficiency and minimizing risks. Here's how we do it:

Requirement analysis and planning

We begin by gaining a deep understanding of your project requirements, objectives, and constraints. Our team works closely with you to create a detailed test plan that outlines the scope, objectives, timelines, and resources required for the testing process.

Test design and documentation

Leveraging industry best practices and proven methodologies, we meticulously design test cases and scenarios to cover all critical functionalities and user workflows. Our test design process focuses on maximizing test coverage while minimizing redundancy, ensuring that every aspect of your application is thoroughly evaluated.

Test execution

We execute testing by utilizing a combination of manual testing and automated testing to achieve optimal test coverage, enhance efficiency, identify defects early in the development lifecycle, and shorten time-to-market.

Defect tracking and management

Throughout the testing process, we track and document all identified defects, categorizing them based on their severity and impact. Our team works collaboratively with developers to prioritize and resolve issues promptly, ensuring that the software meets the highest quality standards.

Performance and scalability testing

In addition to functional testing, we conduct performance and scalability testing to assess the responsiveness, reliability, and scalability of your application under various load conditions. By simulating real-world scenarios, we identify performance bottlenecks and optimize system performance to deliver a seamless user experience.

Continuous monitoring and feedback

Our commitment to quality doesn't end with the testing phase. We provide ongoing monitoring and feedback to help you continuously improve the quality and performance of your software application. Our team remains engaged throughout the development lifecycle, offering valuable insights and recommendations for enhancement.

What you get

Feel the improvement in

3 days

Reduction in your costs

60%

Accelerate development by

30%

Automation faster in parallel by

56x

Increase test coverage to

95%

We serve

Our expertise and resources allow us to cover the unique needs of each project, ensuring the delivery of high-quality software that meets users’ requirements and business goals.

Book a call to gain a competitive edge in the market by delivering a superior user experience

Here’s what people are saying
about DeviQA

It was so easy to integrate your people with us and we didn't have any problems.

Janosch Greber

VP of engineering at RealTyme

DeviQA helped develop a cybersecurity software platform. Complex automated scenarios test REST APIs through a Faraday library. An SDK application works with Azure, Google Cloud, Docker, and LXC containers.

Yuval Or

QA manager at Mimecast

QA tools & platforms we hold expertise in

Playwright

Cypress

Cucumber

Selenium

Appium

Mocha

Robot Framework

Specflow

TestNG

WebdriverIO

Selenide

Calabash

Watir

Codeception

HCL AppScan

Nessus

NMAP

BurpSuite

Acunetix

OWASP ZAP

Metasploit

Wireshark

DBeaver

Rdp-Sec-Check

SNMPCHECK

AiR

SSLSCAN

k6

JMeter

Load Runner

Visual Studio

Rest API

GraphQL

Apiary

Bluetooth Low Energy API

Apple Pay

Google Pay

Apple Maps

Fingerprint API

Postman

Swagger

Charles Proxy

Ready API

ACCELQ

Katalon Platform

REST-Assured

SQL Server

MySQL

Oracle

PostgreSQL

Cassandra

MongoDB

RethinkDB

Amazon S3

Redshift

DynamoDB

Amazon RDS

DocumentDB

Amplify

Lambda

Amazon EC2

Elasticache

Azure Datalake

Blob Storage

CosmosDB

SQL Database

Synapse Analytics

Google Cloud SQL

Google Cloud Datastore

Awards and recognitions

Top B2B Company by Clutch in 2022
Top 1000 Companies by Clutch in 2022
Leading Testing Provider by SoftwareTestingNews in 2021
Top Software Testing and QA Company by Superbcompanies in 2023
Finalist of the European Testing Awards in 2019
Finalist of the Software Testing & QA Awards in 2019

Collaboration process overview

Initial contact

During our initial call, we aim to understand your testing requirements and goals

Assessment

We evaluate your current testing process and create a tailored plan to enhance it

Proof of concept

We offer a complimentary proof of concept, allowing you to experience our proficiency and expertise

Trial and evaluation of performance

We start a trial period with you, and once complete, we review the results together and discuss options

Contract signing and full-scale QA implementation

Upon mutual agreement, we move forward with the QA process by signing a contract and beginning work

Partnership with flexibility

Our engagement options give you commercial flexibility to dial up and dial down resources depending on your own needs

Let’s schedule a call

Flexible collaboration options allow you to choose the level of support that best meets your needs

Questions & answers

What makes end-to-end testing services different from functional testing?

Functional testing checks if a feature works. End-to-end testing services ensure everything works together — from user actions to backend processes—so your entire system runs smoothly.

By simulating real user journeys, end-to-end testing services catch issues before your customers do. This prevents costly downtime, improves reliability, and keeps users happy.

No. Properly implemented end-to-end QA services speed up development by detecting problems early, reducing rework, and ensuring seamless releases.

We tailor our e2e software testing services to your architecture—whether it’s web, mobile, cloud, or API-based. Our experts adapt to your tools, frameworks, and CI/CD pipelines.

Yes. Unit and integration tests check small components, but end-to-end testing solutions validate the entire user experience across systems, ensuring no hidden failures.

Ideally, with every release. Automated end-to-end testing services allow continuous validation, catching issues before they impact users.

You save money by preventing costly production failures, reducing support tickets, and increasing user retention. Reliable software means happy customers and fewer headaches.

It depends on your system’s complexity, but we aim for a quick setup—often within weeks—so you start seeing value fast.

Yes. Whether you're a startup or an enterprise, our e2e software testing services scale to match your growth, ensuring stability at every stage.

We integrate security checks into our end-to-end testing services, identifying vulnerabilities before they become risks.

With 15+ years of expertise, we deliver end-to-end QA services that boost software quality, speed up releases, and eliminate hidden defects—so you focus on growth, not glitches.