Senior SDET: Web & API Automation Engineer

Valiant Technologies LLC; Fremont (CA); On-site; USD 83,000 - 117,000; Full time

Job summary

Valiant Technologies LLC in Fremont, CA is seeking an experienced SDET to develop and maintain automated testing frameworks for web applications and APIs. The role requires strong programming skills in Java, Python, or TypeScript and hands-on experience with Playwright, Selenium, and CI/CD pipelines.

The candidate will design reusable automation frameworks, create scripts, and perform API and database testing using REST Assured, Postman, and SQL.

Qualifications

• 8+ years of experience in SDET or Test Automation Engineering.
• Strong programming knowledge in Java, Python, or TypeScript.
• Hands-on experience with Playwright or Selenium.
• Experience with TestNG, JUnit, or Cucumber.
• Knowledge of REST APIs, SQL, and Git.
• Integrate automated test suites into Jenkins or GitHub Actions pipelines.
• Work with Agile development teams and participate in sprint activities.
• Use AI-assisted tools such as GitHub Copilot to improve test development.
• Collaborate with developers and QA teams to ensure application quality.

Responsibilities

• Design, develop, and maintain reusable automation frameworks.
• Create automated test scripts using Playwright, Selenium, or Cypress.
• Perform functional, regression, integration, and end-to-end testing.
• Improve test coverage and automation efficiency.
• Develop and execute API automation using REST Assured or Postman.
• Validate REST APIs, JSON responses, and backend application workflows.
• Perform database testing and data validation using SQL.
• Identify defects and perform root cause analysis.
• Integrate automated test suites into CI/CD pipelines (Jenkins/GitHub Actions).
• Collaborate with developers and QA teams throughout Agile sprints.

Skills

SDET mindset

Test automation

CI/CD awareness

Tools

Playwright

Selenium

Cypress

TestNG

JUnit

Cucumber

REST Assured

Postman

SQL

Git

Jenkins

GitHub Actions

Docker

Kubernetes

Appium

JMeter

Job description

Valiant Technologies LLC in Fremont, CA is seeking an experienced SDET to develop and maintain automated testing frameworks for web applications and APIs. The role requires strong programming skills in Java, Python, or TypeScript and hands-on experience with Playwright, Selenium, and CI/CD pipelines.

The candidate will design reusable automation frameworks, create scripts, and perform API and database testing using REST Assured, Postman, and SQL.