Software Testing and QA Services

Ensure your digital product works as intended across all defined scenarios with our software validation services. We help you deliver stable, high-performing, and standards-compliant software that fulfills customer expectations.

software testing services

Software Testing Services We Provide

QA services are integral to the software development lifecycle, ensuring that the final product is not only free from defects but also meets the users' needs. Discover an in-depth overview of our core software testing services and capabilities, structured by their objectives, usage, and outcomes.

functional testing

Functional Testing

Functional testing verifies that each function of the software operates in conformance with the requirement specification. It focuses on user interface, APIs, databases, and application functionalities. Functional testing enhances customer trust and satisfaction by delivering a product that performs exactly as expected in real-world scenarios.

performance testing

Performance Testing

Performance testing assesses how the application performs under a specific load. It is not only about stress testing but also includes evaluating speed, scalability, and application responsiveness. Performance testing guarantees a smooth UX even during high traffic, preventing customer frustration and loss due to performance issues.

usability testing_128

Usability Testing

This service focuses on the user’s ease of using the application, clarity of the user interface, and overall user experience. It is crucial for ensuring the product is aligned with user expectations and preferences. Usability testing increases user engagement and retention by making the application accessible to users with diverse tech skills.

usability testing_128

Involves the use of specialized software tools to execute a test case suite. The key advantage is the ability to run tests quickly and repeatedly, which is essential for overall testing and development practices. Key benefit of test automation: it reduces time-to-market and operational costs by enabling rapid deployment of updates and new features.

security testing_128

Security Testing

Secures software by spotting and addressing vulnerabilities. Uses penetration tests, scanning, and risk assessments to guard against potential data breaches. Security testing also protects sensitive customer data and company reputation, crucial for maintaining user trust and complying with data protection regulations.

compatibility testing

Compatibility Testing

Ensures the software application works as intended across different devices, operation systems, and browsers. It’s vital for applications expected to operate in a multi-platform, multi-device ecosystem. This type of testing expands market reach by accommodating a diverse user base, regardless of the hardware or software environments they prefer.

regression testing_128

Regression Testing

Performed after making changes to the code, to make sure that the changes don’t adversely affect the existing functionality of the software. It’s crucial for maintaining stability through the SDLC. Regression testing maintains software integrity through development cycles, ensuring a stable product that supports business growth.

exploratory testing

Exploratory Testing

Exploratory testing relies on the tester’s creativity, experience, and intuition to identify problems. It focuses on learning the system, designing cases on the fly, and adapting to findings in real time. This service is particularly useful for discovering edge cases, gaps in requirements, and unexpected behaviors that structured testing might miss.

compliance testing

Compliance Testing

Verifies that the software meets the required standards and regulations. This could include industry-specific standards, legal requirements, and accessibility standards. It avoids legal penalties and fines while reinforcing the company’s alignment with proven principles, enhancing corporate image and customer confidence.

Case Studies in Focus

Explore how our software testing services has helped clients overcome critical quality challenges — from improving defect detection in complex systems to ensuring compliance and reliability across evolving digital platforms.

Explore how our quality engineers applied their expertise in the client’s app business logic, user flows, and test scenarios.
  • USA
  • Healthtech
  • Software Testing
Investigate how our professionals eliminated human errors, saved development time, and accelerated bug detection.
  • USA
  • Healthtech
  • QA services
We rapidly formed a skilled, dedicated project team to meet the client's urgent need for building a software solution from scratch.
  • USA
  • Biotech
  • Software Development
Explore how we speed up the distribution of the website’s static and dynamic content.
  • Ukraine
  • E-Commerce
  • Quality Engineering
What the Clients Say
Romexsoft successfully delivered the therapy system. Its overall functionalities provided the company an advantage over its competitors. The team exercised competence, meticulous approach to Agile development and responsiveness throughout the development phase. The success of the product speaks for itself. We are far ahead of our competition in terms of features, usability, and overall strategic direction.
Gennady Gandelman
CEO at Pragma-IT
Romexsoft has been a strategic and essential partner to Omnyfy's ability to realise our Cloud Vision. Romexsoft helped us in multiple strategic projects including IaaS automation, programmatic provisioning of complex multi-tiered infrastructure taxonomy to support Omnyfy's PaaS deployments. I highly recommend Romexsoft. They have been extremely professional, knowledgeable and responsive to our needs.
Fabian Rebeiro
CEO at Omnyfy
I cannot fault Romexsoft's service. They are experts on AWS and offer advice and support 24/7. They are always available to answer any queries and if we have a problem they will resolve in swiftly. They are also a great team of people and I enjoy our weekly meetings. Since Romexsoft have managed and maintained our infrastructure, problems with our system are very rare.
Kevin Lanzon
Engineering Manager at Healthera
We've been working with Romexsoft for nearly a year now; we engaged them to assist in the migration of multiple PWS microservices to AWS and continue to leverage their skills to operate and extend those environments. Their code skills are fantastic and their communications, best represented by the weekly standups, are exemplary. I cannot recommend them highly enough.
Jon Labrie
CTO at Greenfence
Gorgany is an outdoor company. Our customers were struggling with low speed of our website, Romexsoft successfully delivered smooth apps and data migration form OVH to AWS under a tight timeframe and within budget. We received positive feedback from our customers. Working with Romexsoft has been a great experience. It was big pleasure to work with professionals
Oleksandr Hlavatskyy
CIO at Gorgany
Romexsoft has built a skilled and proactive team for SavvyMoney, eager to propose new solutions and hire expertise when needed. They have very good developers. The Romexsoft team is fairly well versed in English, both written and spoken. We haven't had the same problem with them as with other vendors. It’s a pleasure to work with Romexsoft, and I would highly recommend them.
Bhavna Guglani
VP of Product at SavvyMoney
Our company's ability to deliver sophisticated cloud-based solutions for the healthcare industry would be compromised without Romexsoft's superbly skilled engineers. Whether it’s a complex development project or streamlining DevOps, we count on their expertise and are yet to see them skip a beat. As they have been for years of our relationship, they continue to provide the answers to our evolving needs.
Gennady Gandelman
CEO at Pragma-IT
Romexsoft's team is essential to the product's success. Not only have they kept development costs in check, but they've also managed to scale the solution substantially, onboarding a few key clients in the process. Their developers are equally personable and capable. We have found a team of devoted people who care about their clients and are very attentive to our needs.
Oren Liberman
Our experience working with Romexsoft's automation QA team has been extremely positive. What's equally impressive is their professionalism and ability to quickly grasp complex business logic. As a result, they've been able to efficiently identify consequential test cases, develop well-structured test scripts and implement them within a scalable framework that included integration with our CI/CD pipeline.
Gennady Gandelman
CEO at Pragma-IT
The system introduced by Romexsoft was significantly cheaper than the client's previous third-party alternative. The team was responsive, easy to work with, and facilitated direct calls for the project's progress. The team is very knowledgeable and quick to acquire answers if further research is required. They were very efficient in handing over the project upon completion. They are also proactive in recommending/identifying infrastructure problem spots and potential cost reductions.
Daniel O'Reilly
LearnCube LearnCube
We've been very pleased with the quality and reliability of the 24/7 Infrastructure Support. Romexsoft team has been consistently responsive, and it’s been reassuring knowing we can rely on them during both routine operations and urgent situations. The DevOps team in particular has shown strong technical expertise and a proactive attitude, which has made a noticeable impact on our operations.
Scott Montreuil
Head of DevOps Darwin CX

Why Romexsoft is the Right Choice as a Quality Assurance Service Company

We prioritize behavioral adherence ensuring that your software aligns with expected user experience, business logic, and sector-specific quality benchmarks. From early-stage validation to continuous integration-ready automation, Romexsoft equips your team with the assurance needed to launch software confidently.

Customer-first culture

60% of our clients have been working with us for over 4 years maximizing their ROI by leveraging productive partner relationships.

5-star review rating

90% of our clients are willing to recommend us due to transparency, responsiveness, and strong AWS expertise.

Full-fledged AWS expertise

Our engineers passed AWS certifications that validates their technical competency in a wide specter of AWS tools and solutions.

Learn How Outsourcing QA Gives Your Business an Edge

Schedule a call with our team of software testing professionals to get more insight about QA services for your applications and infrastructure.

Software Testing Services Practical Applications

PaaS and SaaS Runtime Improvement

If a Software as a Service (SaaS) or Platform as a Service (PaaS) provider encounters challenges in handling high user demand or complex operations, software testing is crucial to ensure that platforms can manage increased workloads without compromising functionality and customer experience.

Implementing rigorous quality assurance measures can significantly enhance system responsiveness and reliability. This leads to improved user satisfaction and trust in the SaaS or PaaS offerings, potentially increasing user adoption and reducing system downtimes.

PaaS and SaaS Performance Optimization 320

Application Compliance Assurance

In scenarios where an application, regardless of its industry, needs to comply with specific regulatory standards and data protection laws, thorough validation and testing become indispensable. This is essential for ensuring that the app adheres to industry-specific regulations and maintains user trust.

Meticulous testing processes will guarantee that the application meets all necessary compliance criteria, safeguarding both user data and the provider’s reputation. This approach to compliance helps in avoiding legal complications and enhancing overall user confidence in the application.

Application Compliance Assurance 320

Software Features Integration

When any application, whether it’s a mobile, web, or desktop software, is set to integrate new features, it’s vital to ensure that these enhancements do not disrupt the existing functionalities. This scenario calls for systematic software testing to manage the seamless addition of new elements.

Proper software validation guarantees that new features are incorporated without impacting the core functions of the application. This approach results in a harmonious blend of new and existing features, maintaining application stability and user satisfaction.

Software Features Integration 320

Mobile Cross-Platform Consistency

When a mobile developer aims for uniform performance across various devices and operating systems, cross-platform testing becomes necessary to to ensure consistent functionality and interface aesthetics across various operating systems and devices.

This situation necessitates thorough cross-platform testing to guarantee that the app delivers a seamless and uniform experience, irrespective of the user’s device choice. Such testing not only ensures operational consistency but also fosters positive engagement and broader acceptance among users.

Mobile App Cross-Platform Consistency 320

Accelerated Development for Tech Startups

For the startups navigating fast-paced and competitive markets, speeding up the development phase while maintaining high product quality is crucial. This situation requires strategic implementation of test automation and efficient continuous development practices.

Adopting test automation as an integral part of their development stage can significantly reduce the time-to-market for those startups. This approach ensures that apps not only meet stringent quality standards but also keep pace with rapid industry advancements and emerging market trends.

Accelerated Development for Tech Startups 320

Legacy Application Modernization

In the process of modernizing legacy applications, it’s essential to ensure that updated systems not only integrate new functionalities but also retain their core operational integrity. This scenario demands meticulous testing to manage the transition smoothly.

Employing in-depth QA services in software modernization process ensures that updated systems function seamlessly with enhanced features while maintaining the reliability of the original application. This strategic approach minimizes disruptions and maximizes the benefits of the digital transformation.

Legacy Application Modernization 320

How We Achieve Testing Excellence

Reaching mastery requires a collaborative effort, clear communication, and a shared accountability for product integrity. Our approach in quality engineering ensures your vision is realized without compromise, giving your users the reliable experience they deserve. Here’s how we work with our clients to ensure strict quality requirements in software testing.

01
Customized Strategies

Every project is unique, and so are its testing requirements. We work closely with your team to understand your business goals and technical constraints. Based on these insights, we craft tailored testing strategies that prioritize the most critical aspects of your software.

02
Agile Operations

We embrace agile testing practices to adapt quickly to changes in requirements or scope. This ensures that our processes of testing remain aligned with possible evolving needs of the project, reducing defect costs and delivering reliable results without delays.

03
Integration with Development Units

Our experts embed directly into the development team, participating in sprint planning, daily meetings, and code reviews. This collaboration ensures real-time feedback, early issue detection, and a shared commitment to delivering high-quality software.

04
Outcome-Focused Vision

Our ultimate goal is to ensure your software meets top-tier criteria of quality. With rigorous testing, collaborative workflows, and a strong focus on reliability, we help you launch confidently, knowing your application performs as expected under all conditions.

Measuring Testing Progress & Output

We rely on well-defined metrics to evaluate the effectiveness and advancement of our validation processes. These indicators provide actionable insights, helping teams to stay on track and ensure high-quality delivery.

Cost of Quality (CoQ)
This benchmark quantifies the cost of achieving quality, including preventive measures, testing operations, and defect management. Tracking CoQ helps balance resource allocation and optimize testing process for economic viability.
Test Case Execution Rate
This indicator tracks the percentage of planned test scripts executed within a specific time frame. A high execution rate indicates that testing is progressing as scheduled, while delays can signal resource constraints or process inefficiencies.
Testing Scope
It evaluates the extent to which your testing cases address the application's code, features, or requirements. Higher coverage reduces the risk of undetected issues and ensures the application meets all functional and non-functional requirements.
Defect Detection Rate
Measuring the number of defects identified during testing provides insight into the thoroughness of your testing framework. A higher detection rate in earlier phases indicates effective test case design and execution.
Defect Fix Rate
This metric focuses on the ratio of resolved defects to detected defects. Monitoring this helps ensure development and testing teams are aligned, with defects being addressed promptly to avoid delays.
Bug Resolution Time
The capability indicator evaluates the average time taken to identify and resolve application-related issues. Faster detection and resolution cycles ensure a smoother testing and prevent delays in deployment.
Severity Index
Not all of the bugs have the same impact. So this gauge evaluates the severity of detected defects to prioritize fixes effectively. A lower severity index indicates that testing is uncovering and resolving critical issues efficiently.
Customer-Reported Defects
Post-release feedback is crucial, as it highlights the number of issues reported by users and evaluates the effectiveness of testing and overall product quality. Fewer customer-reported defects signifies thorough and reliable pre-release testing.

Choose From A Variety Of Hiring Models for Quality Engineering

Choose the most suitable engagement model — whether you need comprehensive quality assurance, usability testing, testing support, or expert consulting.

Software Testing Toolkit We Use

java
Java
Python icon
Python
Selenium open-source browser automation framework
Selenium
serenity logo
Serenity BDD
Appium open source UI automation testing framework for iOS and Android mobile applications
Appium
rest assured
REST Assured
jmeter
JMeter
Cucumber
Cucumber
Locust open source load testing tool
Locust
Protractor Automation QA_logo
Protractor
Spring Framework
Spring
Cypress logo
Cypress

Frequently Asked Questions

What are software testing services?

The services involve evaluating and verifying a software to ensure it meets the desired standards of quality. These services cover a diverse set of testing types, including functional, performance, security, usability, and compatibility. The goal is to identify and fix defects, ensure the software performs as intended, and provide a seamless experience for end-users. The services are essential for delivering reliable, secure, and high-quality applications.

How to choose a software testing company?

Choosing the right vendor for testing your software is crucial for ensuring the quality, reliability, and security of entire application. Here are some factors to consider when choosing a company for such type of work:

Expertise and experience
Look for a company that has expertise and experience in the type of testing you need. Check their website and portfolio to see their track record and the types of clients they have worked with.

Process and methodology
Check whether the company follows a well-defined sequence and methodology as well as tools and technologies to perform testing. A really mature and established workflow should be documented, repeatable, and scalable.

Certifications and standards
Check whether the company has any relevant certifications and follows industry standards such as ISO and CMMI. This shows their commitment to quality and continuous improvement.

Communication and reporting
Look for a company that communicates effectively and provides regular updates and reports on the testing progress. They should also be responsive to your queries and concerns.

Pricing and contract terms
Check the company's pricing and contract terms to ensure that they are transparent and flexible. Be cautious of vendors with unclear pricing models or rigid engagement conditions that limit flexibility.

Customer reviews and testimonials
Check online reviews and testimonials from previous customers to get an idea of the company's reputation and level of customer satisfaction.

Is QA same as testing?

No, QA (Quality Assurance) is not the same as software testing. Testing is a part of QA activities. QA involves verifying and validating the development operations and ensuring that the software product meets the desired quality standards. QA activities include various stages such as planning, defining, designing, executing, and reporting on the quality of the application. It aims to prevent defects and errors by identifying and eliminating the root cause of the problem.

On the other hand, application testing is a part of the quality assurance that involves executing application to find defects, errors, and bugs in the final product. It is a process of validating and verifying the functionality, performance, security, usability, and compatibility of the app. Testing is done to identify defects and ensure that the product meets the standards set by the organization.

What does QA mean in SAAS?

In the context of SaaS (Software as a Service), QA stands for Quality Assurance and means ensuring the software functions correctly, meets user expectations, and remains reliable, secure, and scalable through continuous testing and validation.. This includes testing for bugs, usability issues, and performance problems, as well as ensuring that it is secure and meets any relevant regulatory or compliance requirements.

In the SaaS context, quality assurance service is particularly important because customers rely on the service to perform critical functions, and any issues with the service could have significant consequences. SaaS companies typically have dedicated quality teams and processes in place to ensure that their products and services meet the necessary quality benchmarks and are able to meet the needs of their customers.

Explore More

Explore the following resources to gain deeper insights into quality assurance services and discover how managed testing can improve the reliability, security, and efficiency of your software.

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