Automation Tester (JavaScript/Node.js)

Join one of the largest TV broadcasters in Poland as a Test Automation Engineer!

Krakow/Warsaw-based opportunity with almost fully remote work model (1 day in the office/month).

As an Test Automation Developer you will be working for our client, a prominent player in the media industry focused on delivering scalable and high-quality digital products. You will be part of a collaborative and agile environment, contributing to the development and maintenance of automation tools to ensure the stability and performance of complex REST API systems. Working closely with developers and QA engineers, you will help shape and refine test strategies that support rapid software delivery and continuous integration.

Your main responsibilities:

• Designing, implementing, and maintaining automated tests for REST APIs and SDK libraries

• Collaborating with developers, testers, and business stakeholders to create and improve test scenarios

• Monitoring application quality, reporting defects, and supporting the team in analysis and troubleshooting

• Participating in CI/CD processes, configuring and maintaining test pipelines in Jenkins

• Ensuring high quality of technical and test documentation

You're ideal for this role if you have:

• At least 3 years of experience in test automation

• Very good knowledge of JavaScript / TypeScript and hands-on experience in a Node.js testing environment

• Experience with end-to-end testing using WebdriverIO and Cucumber (or other BDD tools)

• Practical knowledge of API testing (e.g. Postman, REST Assured, Axios with assertions), including:

  • sending requests

  • validating responses

  • working with authorization / headers / payloads

• Experience working with network requests:

  • monitoring and analyzing requests

  • mocking / intercepting

  • verifying client–server communication

• Ability to work with the browser in the context of testing:

  • basic UI interaction

  • interacting with the browser console

  • debugging issues across different browsers

• Experience with Jenkins (preferred) or other CI/CD tools

• Good knowledge of Git version control (branching, pull requests, code review)

• Independence in diagnosing problems, optimizing test stability, and identifying causes of flaky tests

Nice to have:

• Experience with CTV (Connected TV) applications, especially using Suitest

• Experience in mobile testing (Appium / WDIO Mobile / others)

• Basic knowledge of AWS (e.g. Lambda, S3)

• Knowledge of digital advertising (e.g. display/video ads, trackers, creatives embedded in iframes)

• Knowledge or experience with Selenium Grid

• Familiarity with observability or log analysis tools (Sentry, Kibana, Datadog) — considered an advantage

• Basics of unit and integration testing (Jest / Vitest / Mocha)

• Experience working with tools such as Jira and Confluence

What we offer:

• Stable and long-term cooperation with very good conditions

• Access to attractive Medical Package

• Enhance your skills and develop your expertise in the financial industry

• Access to Multisport Program

• Work on the most strategic projects available in the market

• Access to Pluralsight

• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years

• Flexible hours

• Participate in Social Events, training, and work in an international environment

Ref.: 8050