Senior QA Automation Engineer (Telecommunications)

TL;DR

Senior QA Automation Engineer (Telecommunications): Automating API and UI tests for a global mobile connectivity platform with an accent on stability and maintainability of test cases. Focus on implementing best practices in test design, utilizing the testing pyramid, and ensuring high product quality.

Location: Open to hiring in Lisbon, Portugal and São Paulo, Brazil

Company

A global mobile communications provider redefining connectivity through in-house eSIM technology and a regulated telecom platform operating across 40 countries.

What you will do

• Automate API and UI tests to ensure product stability and performance.
• Consult developers and product managers on effective test approaches and strategies.
• Review and refine both manual and automated test cases.
• Maintain and improve the reliability, stability, and maintainability of the automation suite.
• Collaborate with international engineers and product managers to maintain high quality standards.

Requirements

• At least 2 years of experience in API and UI automation.
• Strong understanding of test design, the testing pyramid, and diverse test approaches.
• Experience with code-based automation tools such as Playwright, Cypress, or Selenium.
• Proficiency in a high-level language, preferably JavaScript, TypeScript, or Go.
• Ability to work independently in a structured, fast-paced environment.
• Good oral and written communication skills with an autonomous mindset.

Culture & Benefits

• Rapid career growth opportunities within a fast-expanding telecommunications leader.
• Exposure to high-impact industry transactions and global scale operations.
• Collaboration with a world-class team of experts and successful tech entrepreneurs.
• Professional development opportunities in a cutting-edge field.
• Opportunities for international experience across various global offices.
• Transparent and open communication culture that values efficiency and creativity.