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Shiji — Custom Webflow for a global hospitality provider

Coach and minibus hiring service with quote system

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An online travel booking platform for Australia's most viral content creators

Booking platform for community-based tourism

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AnchorSpan — system for warehouse, port, and delivery visibility

BSTK  Grandbus — bus ticket booking platform

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Tour operator's guide to preventing cancellations

10 fast no-dev conversion fixes for travel & transportation websites

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QA automation testing services

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Automate your tests, accelerate releases, and get confident deployments. We put into practice reliable automation frameworks that are customized to your application architecture and technology stack.

Automation QA services we provide

Functional testing

As your QA automation service provider, we script validation of every button click, form submission, and API call to ensure features work exactly as specified in the requirements. Our automated checks catch functional gaps like broken workflows or incorrect business logic, turning what would be user-reported defects into pre-release fixes.

Non-functional testing

We automate brutal stress tests that simulate great numbers of virtual users hammering your APIs while monitoring for latency spikes and throughput degradation under load. This exposes hidden bottlenecks before they crash production, letting you optimize systems to handle Black Friday traffic spikes or viral growth without downtime.

Regression testing

Our experts provide reliable regression test automation service, executing thousands of test permutations in parallel after every code commit, validating that new features don’t silently break existing functionality. This helps ensure technical debt doesn’t creep back into your codebase with each release.

GUI (Graphical User Interface) testing

We automate validation of every UI interaction — from dynamic element states to cross-browser rendering quirks. This ensures your interface remains flawless across 4K monitors, mobile viewports, and every JavaScript framework update, preventing "it worked on my machine" surprises post-deployment.

API testing automation

We break your APIs on purpose so your users never see them break. Our automation testing services systematically hammer your APIs with thousands of edge cases — malformed inputs and auth token exploits, exposing weaknesses before they become outages. As a result, your microservices withstand whatever chaos production throws at them.

Compatibility testing

We automatically test your product across real device/browser/OS combinations to catch rendering glitches, touchscreen failures, and driver conflicts. This prevents platform-specific failures from reaching production, whether it's CSS subpixel rendering differences between Chrome versions or memory management issues on low-end devices.

When to use automation testing?

  • When manual testing can't keep up

    QA testing automation replaces human-paced clicks with machine-speed execution, turning days of regression suites into hours. When your sprint demands 500+ test cycles, automation handles the repetitive grind while your team focuses on edge cases only humans can explore.

  • For features with too many moving parts

    Automated testing maps complex user journeys (like multi-step configurators or dynamic UIs). It also tests every combination (e.g., live dashboards with filters and visuals) without human oversight that misses edge cases.

  • Testing across browsers & devices

    Automation reliably checks every environment, while manual testing struggles with fragmentation. Automated QA testing executes validation across thousands of browser/OS/device combos simultaneously.

  • For critical features

    QA automation eliminates human guesswork in high-stakes systems by validating every possible failure mode. Automation performs flawless, repetitive validation, catching hidden flaws like data drift that manual testing might miss.

  • When you need binary answers

    Automated testing enforces binary pass/fail verdicts. It performs destructive testing at scale, deliberately triggering edge cases. While manual checks can overlook silent failures, automation validates every byte in API payloads and database transactions.

  • For functionality that never stops changing

    Automation instantly validates every code change, catching unintended side effects without manual effort. For teams shipping daily updates, automation provides the safety net that makes continuous delivery sustainable.

  • Complex scenarios with fake data

    QA automation companies like COAX generate synthetic user profiles to test systems. Automation checks every transaction, catching tricky edge cases that humans might miss. Automation generates, runs, and clears test data seamlessly with no manual bottlenecks.

  • For frequent regression testing

    Automation excels at running regression tests quickly and consistently after every code change. It ensures existing functionality remains intact without the time and effort required for repeated manual checks.

Types of testing we automate

/ 01

Сross-browser

Our system tests every interactive element at different zoom levels and DPI settings to ensure consistent functionality regardless of how users access your application.

/ 02

Performance and load

Our automation performance testing artificially overloads your systems while tracking degradation in API response times, database lock contention, and CDN cache efficiency.

/ 03

Smoke

We run emergency brake tests on every release, automating rapid-fire validation of your application pathways — logins crashing or search functionality failing.

/ 04

Cross-platform

We make your app behave perfectly, whether it's running on a 5-year-old Android or the latest iPhone — automatically.

/ 05

Installation & configuration

Our service automation testing validates every scenario — from silent MSI deployments to containerized Kubernetes rollouts — catching permission errors and dependency conflicts.

/ 06

Sanity

We automate hyper-targeted validation of your most critical user journeys immediately after deployments to catch catastrophic failures before they escalate.

/ 07

Regression

We automatically detect when 'new improvements' accidentally break old functionality, uncovering hidden side effects like API response tampering or CSS inheritance breaks.

/ 08

Security

Our automation QA services simulate real-world attacks to expose vulnerabilities before hackers do, while validating encryption standards and permission hierarchies.

/ 09

UI tests

We spot the 1-pixel alignment defects of every interactive element — from dynamic dropdown states to responsive breakpoints — to catch even the tiniest rendering flaws.

/ 10

Functional

As a QA automation testing company, we prove your features work right before users prove they don't, conducting validation of every user interaction.

/ 11

API

We automate ruthless validation of every API endpoint, executing thousands of malformed requests per minute to uncover violations.

/ 12

Exploratory testing support

Our test automation services generate intelligent test skeletons that adapt to exploratory paths — auto-documenting edge cases, capturing UI states, and replaying found defects at scale.

Why our clients choose us as their QA automation service provider


‍

COAX have delivered immense value to our business as our valued strategic development partner.

I implicitly trust the whole COAX team to do the right thing by location:live, and to have blunt and honest conversations with me when we are in the thick of delivery. COAX are the engine room and compass behind our market-leading tech.

Neil Winkworth

ex-CTPO, Location Live

For almost 10 years now, I’ve enjoyed working with COAX Software on various projects.

Their team of highly talented, cross-functional software engineers and architects helps us meet development timelines quickly and reliably.

Joseph Heenan

CEO, Proteineer

From legal and financial support to software development, COAX Software repeatedly went above and beyond.

With their deep expertise and responsive communication, we would recommend this team to anyone needing complex custom development.

Mykola Bronitskyy

Co-founder, GrandBus

COAX QA automation success stories

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Test automation frameworks

To implement effective test automation, selecting the right automation framework is crucial. At COAX Software, we utilize industry-leading test automation frameworks that cater to various testing goals and requirements, deciding which is part of our test automation consulting services.
‍
Here are some of the frameworks we employ:

Build a QA automation roadmap for success

Book a test consultation

COAX QA automation roadmap

We start by mapping every user flow that needs automation QA testing services, so we know what to cover. Our team digs into your tech stack to identify which tests will give the most profit — like prioritizing UI tests for customer-facing apps or API checks for microservices.

Our engineers create modular, reusable test systems, and adding new cases takes minutes, not hours. Every automated check gets tagged by priority and type in your CI/CD pipeline, ensuring important paths run first during deployments.

As a proven automation testing services company, we promptly run tests in parallel across real devices and browsers using cloud grids like BrowserStack, slashing execution time. Our system auto-retries flaky tests, captures visual diffs, logs, and performance metrics.

Our system auto-groups failures by root cause and provides detailed reports with screenshots, videos, and logs, so you can fix issues faster. Finally, we track metrics over time, highlighting areas where your QA automation services could be optimized for even better results.

Frequently asked questions and answers

Manual testing relies on human testers executing cases step-by-step, which is flexible but slow and prone to human error. Automation testing uses scripts/tools to run repetitive tests fast, accurately, and continuously — ideal for regression, performance, or large-scale testing. As a versatile test automation services company, we bridge the gap by combining human expertise with scalable automation for full coverage.

AI makes automation testing smarter by fixing broken tests automatically, creating better test cases, and spotting visual bugs. It predicts which tests might fail and focuses testing on the riskiest code areas.

First, we analyze what to automate by identifying repetitive test cases. Next, we build reusable test scripts for key workflows. Then we integrate automated tests into CI/CD pipelines for continuous validation. Finally, we maintain and optimize tests to keep them effective. This QA automation roadmap ensures fast, reliable testing at every development stage.

CI/CD in automation testing is about continuously validating code changes using software testing automation services. CI (Continuous Integration) runs automated tests on every code commit to catch bugs early. CD (Continuous Delivery/Deployment) automatically pushes tested code to production.

QA automation companies follow a structured lifecycle: planning test coverage, scripting validations, executing automated checks, and maintaining tests.

Testing automation services ensure your e-commerce site works flawlessly 24/7 by catching bugs in checkout, payments, and mobile responsiveness before customers do. With test automation services, you can deploy updates faster while maintaining trust through seamless user experiences.

Yes, you can replicate automated tests yourself if you have in-house expertise in scripting and testing frameworks. However, getting automated software testing as a service ensures optimized frameworks, CI/CD integration, and ongoing maintenance for reliable, scalable results.

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What we’ll do next?

  • 1

    Contact you within 24 hours

  • 2

    Clarify your expectations, business objectives, and project requirements

  • 3

    Develop and accept a proposal

  • 4

    After that, we can start our partnership

Serhii Danyliuk

Head of Strategic Partnerships