Senior QA Automation Engineer (JS/TS/Go)

TL;DR

Senior QA Automation Engineer (JS/TS/Go): Developing and maintaining automated API and UI tests for a global mobile connectivity platform with an accent on test reliability and stability. Focus on implementing code-based automation frameworks, optimizing test pyramids, and collaborating with cross-functional teams to improve product quality.

Location: Must be based in Lisbon, Portugal or São Paulo, Brazil

Company

A technology-driven global mobile communications provider specializing in eSIM technology and connectivity solutions for enterprises and consumers.

What you will do

• Automate API and UI tests to ensure high product quality and reliability.
• Consult developers and product managers on optimal test approaches and strategies.
• Review manual and automated test cases to improve coverage and effectiveness.
• Develop and maintain stable, scalable, and maintainable automated test suites.
• Collaborate closely with international engineers and product managers on a daily basis.

Requirements

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

Culture & Benefits

• Rapid career growth in one of the fastest-growing telecommunications companies.
• Exposure to major industry transactions and cutting-edge telco technology.
• Collaborative, fast-paced work environment with a results-driven "get things done" attitude.
• Opportunities for professional development alongside industry experts.
• International experience with possibilities to work in various global offices.
• Open communication culture fostering transparency and support.