[Hiring] Senior QA Engineer / Senior Software Test Engineer @Medsien

Role Description

Medsien is seeking an organized, motivated, and passionate Senior QA Engineer / Senior Software Test Engineer to join our team of talented and inspiring developers in a fast-paced environment. This fully remote position is based in Istanbul under a contractor agreement with Medsien Inc.

As a Senior QA Engineer / Senior Software Test Engineer, you will:

• Contribute to the end-to-end test strategy for our web applications, from planning through release.
• Design, build, and maintain scalable test automation frameworks using Selenium and Playwright (Java).
• Integrate and maintain automated test suites in Jenkins CI/CD pipelines with GitHub-based workflows.
• Leverage AI tools effectively across the testing lifecycle: test design, test data generation, code review, and defect analysis.
• Explore and apply agentic architectures (AI agents, multi-agent workflows) to automate and accelerate QA activities.
• Perform functional, regression, API, and exploratory testing.
• Track quality metrics and contribute to release readiness assessments.
• Participate in test code reviews.
• Collaborate closely with developers, product managers, and designers to embed quality throughout the development lifecycle.
• Continuously improve testing processes and advocate for quality best practices.
• Actively participate in Agile/Scrum ceremonies, contributing to sprint planning, stand-ups, and retrospectives.
• Troubleshoot and resolve issues with a proactive and analytical mindset.
• Research new technologies and prototype new ideas.
• Ensure high testability and quality of delivered software.
• Collaborate with Engineering and external third-party integrators on production and development to ensure good functional test coverage and reproducible results.
• Know the product vision and work closely with designers and the product owner to translate their vision into tests.
• Partner with development teams to identify key risk areas in new solutions.

Qualifications

• 8+ years of experience in software testing, with at least 5 years in test automation.
• Strong hands-on experience with Selenium and Playwright.
• Solid programming skills in Java; clean, maintainable test code.
• Proven experience building and maintaining CI/CD pipeline with Jenkins.
• Proficiency with Git and GitHub (branching strategies, pull requests, code reviews, GitHub actions).
• Hands-on experience using AI tools (e.g., LLM-based assistants, AI coding agents) to improve testing efficiency and quality.
• Familiarity with agentic systems and AI-driven automation concepts.
• Experience with API testing (Postman, REST Assured).
• Experience with bug tracking and test management tools (e.g., Jira, TestRail).
• ISTQB Foundation Level certification.
• Strong analytical and problem-solving skills.
• Knowledge of Agile/Scrum development methodologies.
• A creative and driven mindset and a detail-oriented approach with experience navigating through ambiguity and a desire to work in a fast-paced, results-driven environment.
• A desire to learn and try new approaches/ideas and stretch boundaries.
• Superb communication skills.
• Bachelor's Degree or higher in Computer Science, or a related field of study.
• Perfect English skills; both written and oral.
• Accommodation in Istanbul.

Requirements

• Mobile test automation experience (Appium, iOS / Android) is a strong plus.
• Familiarity with Docker and containerized test environments is a strong plus.
• Experience with performance testing tools (JMeter, k6) is a strong plus.
• ISTQB Advanced Level or CT-AI certification is a strong plus.

Benefits

• Competitive USD salary and stock options.
• Generous vacation and PTO policies.
• Fully remote work opportunities.
• Training, mentorship, and coaching from leadership.