Software quality assurance and testing services
We stand for a professional and holistic approach to Quality Assurance Services and the number of bugs reduced to zero before release.
Benefits of quality assurance services with SumatoSoft
Quality proven with numbers
We only release the software if it meets the specified percentage of acceptance criteria. The percentage is agreed upon with you in the quality assurance strategy.
We work transparently
We communicate weekly, run demos of the work done, provide several contact points, send timesheet reports every month even if you don’t request them, explain potential risks and help to handle them, advise on the decisions, and help to avoid unnecessary costs.
Reduced future risks
Tested software comes without critical bugs and blockers that can negatively affect further software development and use.
98% Client satisfaction rate
This is the percent of our Clients that are satisfied with the quality assurance services we provide.
70% of senior specialists
SumatoSoft senior-level QA engineers ensure the app complies with domain best practices and our inner quality assurance guidelines. Better quality means happier users.
Quality assurance services & testing
We start quality assurance by developing a QA strategy that contains up to 10 paragraphs. Two key paragraphs are a goal of testing and a testing approach.
QA specialists conduct tests and prepare error reports without the use of automation tools.
QA specialists write scripts that automate test execution. Automation reduces the efforts and, therefore, the cost of testing.
Different solutions need different quality assurance services
Our specialists have solid experience in each type of Quality Assurance services.
Functional testing
Put your app functionality under test to know if everything works right.
- integration testing;
- acceptance testing;
- compatibility testing;
- access control testing.
Non-functional testing
Find out how well your application works in various environments.
- performance and load testing;
- usability testing;
- security testing;
- cross-platform testing.
Changes testing
Be sure the improvements won’t affect the work of the previous version.
- regression testing;
- build verification testing;
- sanity testing.
Expertise in business domains
We accumulated and analyzed knowledge and experience in software development in 10 industries for 10 years. Our background counts 150+ projects.
AdTech & Marketing
FinTech
Logistics
Healthcare
Media & Entertainment
Automotive
eCommerce & Retail
Travel & Hospitality
EdTech
Real Estate
Quality assurance as part of agile development
Quality Assurance and Testing are an integral part of agile software development, along with coding. QA specialists help developers to specify executable requirements for the ongoing sprint that guides coding. We do testing and coding incrementally and iteratively, building up each feature until it provides enough value to be released.
Principles of our quality assurance approach
Best practices use
Improved internal processes
User-oriented approach
Excel QA processes
Tools & Techniques we use
SumatoSoft quality assurance specialists mastered 4 automation tools and 18 manual testing tools for different jobs. We also implement formal standards, proven informal best practices and our inner guidelines on quality assurance services.
- well-established bugs management;
- continuous integration;
- security testing matters;
- shift-left testing;
- quality assurance strategy;
- cost optimization — no unnecessary tests.

Manual testing tools

Automation testing tools

Rewards & Recognitions
Our recent works
Quality assurance services for complex CRM


Transportation management system


Graphical user interface for robot operation


Let’s start
If you have any questions, email us [email protected]
Frequently asked questions
What is quality assurance?
Quality Assurance in software is a set of activities that focuses on preventing quality failure at every stage of software development. Quality control, in turn, is a part of quality assurance services. Its purpose is to check if the software quality meets pre-agreed quality requirements.
What type of QA do I need?
The primary quality assurance services we recommend for every project are QA strategy development, acceptance testing, graphical user interface testing, and functional testing. Since there are more than 15 types of quality assurance and control activities, the exact choice of the types depends on the project requirements.
What are quality assurance standards?
Quality assurance standards are sets of formal and informal guidelines to ensure the software product meets its purposes and has few bugs. Companies that offer quality assurance services apply these guidelines in all development stages, from discovery to store release. An example of an official standard is ISO 9000.
Why is SumatoSoft a top-quality provider of quality assurance services?
SumatoSoft isn’t a self-proclaimed king of quality assurance services since the reliability of SumatoSoft as a top developer is recognized by analytic agencies like clutch and goodfirms. Our Clients also remain satisfied with the quality assurance services we provide with a 4.8 rating on clutch and a 5 rating on goodfirms.