Senior Software Development Engineer in Test (Javascript)

Overview

We are looking for a Senior Software Development Engineer in Test (SDET) with strong expertise in JavaScript to join our Quality Engineering team. In this role, you will design and implement automated test frameworks, ensure code quality through robust test coverage, and collaborate with cross-functional teams to deliver high-performing, reliable software. As a senior member of the team, you will drive test automation strategies, mentor junior engineers, and work closely with developers and product managers to embed testing best practices throughout the software development lifecycle. This role requires both strong coding ability and a passion for quality.

Responsibilities

• Design, develop, and maintain automated test frameworks and suites using JavaScript.
• Create, execute, and optimize end-to-end, integration, API, and UI tests.
• Collaborate with developers to ensure code is testable and covered by automated tests.
• Identify, isolate, and report defects, ensuring issues are tracked through resolution.
• Integrate automated tests into CI / CD pipelines to enable continuous testing.
• Monitor and analyze test execution results, providing actionable feedback to engineering teams.
• Contribute to overall quality strategy, ensuring consistent standards across projects.
• Mentor junior QA / SDET engineers on automation practices, code reviews, and test design.
• Advocate for testability, performance, and scalability improvements in product design.
• Collaborate with Product and Engineering teams in an Agile environment, actively participating in sprint planning, reviews, and retrospectives.

Qualifications

Location

Guadalajara, Jalisco, Mexico (working from home - office won't be mandatory all the time, rather it will required from time to time).

Employment details

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