API Testing Service: Is Outsourcing the Best Choice for API Testing?

API Testing Service: Is Outsourcing the Best Choice for API Testing?

API testing services are becoming increasingly important for businesses of all sizes. With the right API testing service, companies can ensure that their web applications and services are secure, reliable, and performant. But with so many software testing service providers out there, how do you choose the best API testing company?

Choosing the best API testing service provider can be a challenging task. In this article, we will discuss what API testing services are, why most companies outsource testing services and their benefits and drawbacks in detail.

Outsourcing API Testing Services

Outsourcing API testing services can be a smart decision for many companies. There are several reasons why companies outsource API testing services. In this section, we will discuss the benefits of outsourcing API testing services.

Benefits of Outsourcing API Testing

Outsourcing your API testing services can be a good decision in many ways. Let’s discuss what they are and how they benefit you in the following section,

1. Cost-Effective

Most companies might lack a strong and talented team of QA Engineers. Hiring and training test engineers to the latest technology standards can be costly. And this would cost 15% to 25% of your entire project budget. Outsourcing helps you cut costs in multiple ways, including hiring costs and software and hardware cost.

Also, hiring an experienced QA team outside your organization to perform API testing will help you deliver great products in a short span. All you have to do is to find the best outsourcing company that offers exceptional web API testing services.

2. Efficient Testing

Top API testing service providers will have highly-trained and skilled API testers experienced in both manual and automation testing. They will use different testing methodologies and tools to test your application’s efficiency and performance, which you may not even be aware of.

They can provide a thorough and rigorous testing process to ensure that your API meets the highest standards of quality assurance.

Another added advantage is that you can utilize the same team to run various other software testing services like regression testing, integration testing, and more.

3. Increased Access to Top Talent

It gives you access to a larger pool of professionals who can provide you with the best testing services. You can easily connect with the top industry experts and get expert advice for your products.

Outsourcing software testing gives you access to the latest tools and technology, which allows you to stay ahead of the competition and make sure that your applications are up to date.

4. Faster Time to Market

Using third-party testing services can help you reduce the time-to-market for your products and services by ensuring that your applications and systems are tested and released in a timely manner. That is because the vendors will have expertise on how to offer high-quality testing service in a short span, paving the way for a quick launch.

5. Flexibility

Outsourcing allows for flexibility in terms of timing, resources, and budgeting. Most companies might not have the requirement to have an in-house QA team which is sometimes costly considering the demand. In such cases, hiring QA engineers from external QA service providers is the best option for organizations to maximize their resources and ensure that their APIs are working as intended.

6. High Expertise

API testing requires high expertise and knowledge. Outsourcing to a well-known software testing service provider can ensure that the API testing is carried out by experts who have the necessary skills and experience.

7. Quality

QA service providers offer the best API testing services using the best practices, methodologies, and tools to ensure the quality of the testing process. By outsourcing, companies can be assured that the testing is done thoroughly and accurately and that any issues are identified and addressed promptly.

API testers help identify potential issues before they become serious. Besides, outsourcing can provide faster testing results and the ability to test multiple APIs in parallel so that you can deploy new products and features with ease.

The Top 5 API Testing Service Providers

Here is a list of some of the top API testing service providers you can contact if you’re looking to outsource your software testing. Let’s dive in.


QualityLogic is one of the top QA testing companies offering a complete suite of software testing services to its clients. It is a US-based software testing company having more than 30 years of experience in the software testing field.

They are widely known to provide high-quality software testing and consultancy services to their clients worldwide. Clutch featured QualityLogic in their annual Global Leaders List as one of the top software testing providers.

API Testing Service Provider

Review – 4.9/5


DeviQA is one of the leading software testing service providers based in Ukraine. They are a great team of test engineers specializing in API testing. They have received multiple awards and honors for offering the best services to their clients.

Apart from API testing, they provide various other testing services like performance testing, functional testing, and more for both mobile and web applications. Also, their team has wide exposure working across different industries, like, cybersecurity, travel, healthcare, software, and more.

DeviQA - API testing services

Review – 5.0/5


TestFort, based out of Ukraine, is another top software testing company having over 21 years of experience in the testing field. They offer their services to multiple sectors, including fintech, healthcare, retail, and online streaming services.

TestFort - API Testing Service Provider

Their team of QA professionals has immense knowledge in software testing, both manual and automation testing. Using such expert knowledge for your business could be a big plus for your company.

Review – 4.9/5


Headquartered in the United States, TestMatick is a reputed software testing company. They offer their clients a wide variety of testing services, like cross-browser testing, functional testing, API testing, and more.

Also, they extend their QA services to various industries like e-commerce, travel, aviation, education, and more.


Review – 4.9/5


BugRaptors is a top software testing company based in the United States and India. With over six years of experience in quality assurance, they offer high-quality and dedicated testing services at considerable prices.


They have also been featured as the top software testing service providers by various platforms like Clutch, GoodFirms, and more.

Review – 4.7/5

Note – These reviews are from Clutch, a platform where B2B customers share their feedback on B2B companies.

Risks of Outsourcing API Testing

Though outsourcing can be a good option considering the budget and team setup, it also has its own risks. Here is a list of some of the risks of outsourcing API testing services.

1. Poor Communication

When you outsource testing services, communication between the outsourced team and the internal team can be a challenge as people might work in different time zones and work environments. And this miscommunication between the client and the testing team can lead to delays in project completion and a decrease in the quality of the final product.

2. Quality of Testing

If the testing team is unfamiliar with the technology used for the project, the quality of the testing may be compromised. So, you need to be well aware of the company before hiring one.

3. Cost Variations

Outsourcing software testing may be less expensive than hiring an in-house team, but there can be differences in the cost due to changes in the scope of the project or unexpected delays.

4. Lack of Security

In outsourcing, there could be a fear of data breaches or security concerns. What if the client exposes sensitive data to a third party leading to potential security risks?

Also, it can lead to a lack of security as the client may not have the same level of knowledge and expertise as the internal team. This can lead to vulnerabilities in the APIs, which can be exploited maliciously.

5. Loss of Control

When outsourcing software testing, the internal team may lose direct control over the testing process, which may lead to delays or other problems.

The client may not have the same level of understanding of the application and its architecture, leading to inaccurate testing results.

An Alternative to Outsourcing Your API Testing Services

Outsourcing your API testing services can be a viable option for some businesses, but it may not be the best fit for everyone. Fortunately, there are alternatives available, such as using an automated testing platform like Testsigma. It is a cloud-based test automation platform that lets users create and execute automated tests with ease without writing any lines of code. It is the perfect tool to kickstart your automation testing without having to outsource your API testing services.

Testsigma lets you quickly automate API testing for the best results. All you need to understand is the endpoints, methods, input and output values, status codes, and error handling.

It is simple to perform, and we offer multiple resources like product demos, tutorials, and webinars to help users with the proper product knowledge.

API Testing with Testsigma

Using Testsigma, users can create automated tests for web, mobile, and desktop as well as API testing. It supports REST API testing and allows users to create automated tests using natural language quickly and easily.

Furthermore, Testsigma provides integration support with popular CI/CD platforms like CircleCI, Travis CI, and Jenkins. This makes it easier to integrate automated API tests into the CI/CD pipeline for faster results. From startups to enterprises, Testsigma works perfectly for any product from any industry.

You don’t need a large team of testers with high coding skills to execute tests with our tool. Testsigma also has an open-source version which will be free to use forever.

Outsourcing vs In-house: What to Choose for API Testing Services?

Whether to outsource or use an in-house team for API testing services depends on the size and scope of the project, budget, availability of resources, and expertise. For smaller projects, using an in-house team may make more sense as this can be more cost-effective. On the other hand, outsourcing may be the better option for larger projects as it can provide access to a larger pool of skilled resources.

In addition, outsourcing can provide access to the latest technology and tools that may not be available in-house. This might allow the internal team to focus on their core competencies while an experienced third-party provider performs the API testing. If you are wondering if you should be automating your API tests then this is a blog that can help: 5 signs you need to implement test automation.


API testing is essential to ensuring that the API works as expected. Choosing the right API testing service is important to ensure that your API is tested thoroughly and efficiently. Various factors need to be considered when selecting an API testing service, such as cost, quality of service, scalability, and customer support. It is up to you to pick between a third-party testing service or to have an internal team of software testers. You need to make a wise decision based on your project budget and business requirements.

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Start your smart continuous testing journey today with Testsigma.



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