Senior Software Development Engineer in Test

Checkmate

India Remote permanent

Posted: February 23, 2026

Quick Summary

We are seeking a highly skilled SDET who will develop and maintain our automation frameworks across Web, and React Native applications. This role requires deep technical expertise in TypeScript/JavaScript and working with modern tools such as Playwright, Appium, and WebdriverIO. Strong communication and collaboration skills are essential for this role.

Required Skills

Job Description

We are seeking a highly skilled SDET who will develop and maintain our automation frameworks across Web, and React Native applications. This role requires deep technical expertise in TypeScript/JavaScript, and working with modern tools such as Playwright, Appium, and WebdriverIO.

The Senior SDET will ensure reliable, scalable automation integrated with CI/CD pipelines and executed on cloud device platforms like BrowserStack and AWS Device Farm. Strong communication and collaboration skills are essential, as this role partners closely with Engineering, QA, and Product teams to drive a high-quality delivery culture.

Duties and Responsibilities

• Develop and maintain automation frameworks for:
• Web using Playwright (TypeScript/JavaScript)
• React Native Android & iOS apps using Appium with WebdriverIO [TS/JS]

• Develop robust automated test suites for regression, smoke, and end-to-end validation.
• Execute tests across virtual and real devices using BrowserStack and AWS Device Farm.
• Diagnose and resolve automation failures, flaky tests, and environment issues.
• Collaborate with developers, QA analysts, and product managers to define testability requirements.
• Participate in requirement reviews, feature grooming, and design discussions.
• Maintain automation documentation, best practices, and coding standards.
• Communicate clearly with cross-functional teams and ensure transparency on automation progress and risks.

Requirements:
Must Haves

• 6+ years of hands-on experience in QA Automation / SDET roles.
• Strong hands-on experience in test automation
• Proficiency in TypeScript/JavaScript.
• Experience with:
• Playwright for Web UI automation
• Appium + WebdriverIO for Android/iOS React Native apps

• Experience running automation on BrowserStack, AWS Device Farm, or similar cloud platforms.
• Understanding of CI/CD pipelines and Git.
• Strong debugging skills for both web and mobile applications.
• Excellent verbal and written communication skills and ability to collaborate effectively.
• Must be comfortable to work in the US hours at least till 2:30 pm EST.

Nice to Have

• Experience with API automation (Playwright API, Postman, or other tools).
• Familiarity with performance, network, or accessibility testing.
• Experience with Docker or containerized execution environments.
• Knowledge of Allure, ReportPortal, or similar reporting tools.
• Exposure to advanced mobile testing scenarios (deep links, notifications, analytics validation)

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