Senior AQA (JavaScript/TypeScript) Engineer (Performance Focus)
Location: Remote from Spain
Language: Spanish fluency, English Upper-intermediate
Project Overview
Join a high-impact engineering team involved in migrating from a legacy Microsoft Dynamics 2013 system to a modern, high-performance platform. The architectural groundwork is done, and we are entering the live-testing and optimization phase. We’re looking for a Senior QA Engineer with deep experience in performance testing and automated testing frameworks, particularly using JavaScript/TypeScript and Playwright .
Your Responsibilities
* Design and execute performance test scenarios (load, stress, and endurance).
* Build and maintain automated test frameworks using TypeScript + Playwright .
* Identify system bottlenecks and collaborate with dev teams on optimizations.
* Monitor performance across production and pre-production environments.
* Embed performance tests into CI/CD pipelines to support continuous delivery.
* Work closely with QA, development, and business teams to align testing goals.
✅ What We’re Looking For
* Fluent in Spanish .
* Solid experience with automated E2E testing using TypeScript and Playwright .
* Proven track record in performance testing of complex web applications.
* Familiarity with payment system integration (Skrill, Stripe, PayPal, etc.).
* Good knowledge of testing best practices, Git, and CI/CD pipelines.
* Strong communication and teamwork skills.
* Agile/Scrum experience.
⭐️ Nice to Have
* Experience with K6 for performance testing .
* Previous work in the gaming or payment industry.
* Exposure to API testing and monitoring tools .