Over 10 years we help companies reach their financial and branding goals. Engitech is a values-driven technology agency dedicated.

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411 University St, Seattle, USA

engitech@oceanthemes.net

+1 -800-456-478-23

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API Testing

API Testing

Ensure your APIs and backend services are robust, secure, and performant. Our comprehensive API testing validates functionality, security, performance, and reliability across all endpoints and integration points.

Major Benefits

Up to 70–80% reduction in regression

Execution time over multiple release cycles

Improved test coverage

Across critical user workflows and integrations

Fewer production defects and rollbacks

Leading to better user trust and retention​

Why Test Automation Matters

Our methodology is designed to help you save both time and cost while improving reliability across releases.

  • Faster release cycles with quick regression runs and continuous feedback in CI/CD pipelines
  • Lower long-term QA cost by reusing stable automated suites across releases and environments
  • Higher product quality with consistent coverage, fewer human errors, and early defect detection
  • Better team productivity as testers focus on exploratory, usability, and edge-case testing instead of repetitive checks

What We Deliver

End-to-end automation capabilities designed for modern software teams.

Functional Testing

Verify endpoints return correct responses for all scenarios

Security Testing

Test authentication, authorization, and data protection

Performance Testing

Measure response times and throughput under load

API Testing Lifecycle

01. API Analysis

Review spec & docs

02. Test Design

Create scenarios

03. Automation

Build test suite

04. Reporting

Detailed metrics

Tools and Technologies We Use

Our methodology is designed to help you save both time and cost while improving reliability across releases.

  • UI automation: Selenium, Cypress, Playwright, WebDriverIO
  • Mobile automation: Appium, Espresso, XCUITest
  • API automation: REST-assured, Postman/Newman, Karate
  • CI/CD: Jenkins, GitHub Actions, GitLab CI, Azure DevOps
  • Reporting and analytics: Allure, ExtentReports, custom dashboards ​

Our Tried-and-Tested Methodology

Our methodology is designed to help you save both time and cost while improving reliability across releases.

Assessment and planning

- Analyze existing manual test cases, tech stack, and environments
- Identify automation candidates, dependencies, and quick wins

Tool and framework selection

- Recommend tools based on application type, budget, and team skills
- Design framework architecture (layered, modular, data-driven, or keyword-driven)

Script development

- Build reusable components and page objects
- Implement robust test data and environment handling

CI/CD and reporting setup

- Integrate with pipelines and schedule automated runs
- Configure detailed dashboards, alerts, and reports for stakeholders

Optimization and scale

- Remove flaky tests, improve stability and speed
- Gradually expand coverage to new modules and platforms ​

Frequently Asked Questions

What tools do you use for API testing?
We use industry-standard tools like Postman, REST Assured, SoapUI, and custom scripts. We select tools based on your API type (REST, GraphQL, SOAP) and technology stack.
Can you test APIs that require authentication?
Yes, we test all types of authentication including API keys, OAuth, JWT tokens, and mutual TLS. We handle token management and session handling in our test suites.
How do you handle API versioning in testing?
We create separate test suites for each API version. We also test backward compatibility to ensure older versions still work alongside newer versions.
What is contract testing?
Contract testing verifies that API requests and responses conform to agreed specifications. This prevents integration issues between frontend and backend teams working independently.
Do you test third-party API integrations?
Yes, we test integrations with third-party APIs. We use mocking to simulate API responses during development and actual integration testing in staging environments.

Build Reliable Backend Services

Comprehensive API testing ensures seamless integrations and robust functionality

Get in Touch
// technology index

We Organize Our
Production Process

  • Analysis
  • Design
  • Testing

Engitech is the partner of choice for many of the world’s leading enterprises, SMEs and technology challengers. We help businesses elevate their value through custom software development, product design, QA and consultancy services. Our product design service lets you prototype, test and validate your ideas.

LEARN MORE

While integrating the security with the DevOps approach has always been of high demand, this requires a completely different range of processes and tools. DevOps is already known to boast of an agile development methodology. Now when the inputs of the security experts I’ll be brought in a collaborative environment, the project will have an array of effective security safeguards.

LEARN MORE

In spite of disturbing the agile development process of the DevOps approach, the additional security inputs only enhance the safeguards and reliability of the project. So, in a way, DevSecOps will only extend the benefits of a DevOps approach further with security inputs. DevOps is already known to boast of an agile development methodology.

LEARN MORE

// choose your plan

Flexible Pricing Plans

We help businesses elevate their value through custom software development,
product design, QA and consultancy services.

Basic Plan

$ 129.99

Monthly Package
  • Web Counsulting
  • 24/7 System Monitoring
  • Machine and Deep Learning
  • Data Quality Management
  • Security Management
Choose Plan

Economy Plan

$ 159.99

Monthly Package
  • Web Counsulting
  • 24/7 System Monitoring
  • Machine and Deep Learning
  • Data Quality Management
  • Security Management
Choose Plan

Premium Plan

$ 189.99

Monthly Package
  • Web Counsulting
  • 24/7 System Monitoring
  • Machine and Deep Learning
  • Data Quality Management
  • Security Management
Choose Plan
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// our clients

We are Trusted
15+ Countries Worldwide

Emilia Clarke
Moonkle LTD,
Client of Company
"Very well thought out and articulate communication. Clear milestones, deadlines and fast work. Patience. Infinite patience. No shortcuts. Even if the client is being careless. The best part...always solving problems with great original ideas!."
Emilia Clarke
SoftTech,
Manager of Company
"Patience. Infinite patience. No shortcuts. Very well thought out and articulate communication. Clear milestones, deadlines and fast work. Even if the client is being careless. The best part...always solving problems with great original ideas!."
Emilia Clarke
Moonkle LTD,
Client of Company
"Very well thought out and articulate communication. Clear milestones, deadlines and fast work. Patience. Infinite patience. No shortcuts. Even if the client is being careless. The best part...always solving problems with great original ideas!."
Emilia Clarke
SoftTech,
Manager of Company
"Patience. Infinite patience. No shortcuts. Very well thought out and articulate communication. Clear milestones, deadlines and fast work. Even if the client is being careless. The best part...always solving problems with great original ideas!."