QA Engineer (IJ Kotlin Plugin)

JetBrains creates intelligent software development tools for developers and teams, serving more than 15 million users and 300,000 companies worldwide. Their mission is to enhance development team productivity and AI adoption at scale. The role is within the IntelliJ Kotlin Plugin team, which builds vital features such as highlighting, refactorings, and coding assistance for Kotlin support in JetBrains IDEs.

• Ability to read and write clean code to create test examples, investigate failures, and build automated tests.
• Proficiency in Kotlin, Java, or another object-oriented programming language.
• Experience designing test scenarios and deciding what should be automated versus tested manually.
• Experience working with bug trackers, version control, and continuous integration systems.
• Familiarity with Java technologies, frameworks, and build tools like Maven or Gradle.
• Ability to analyze complex technical behaviors, including static analysis, compilers, or language tooling.

Nice to have:

• Strong sense of ownership and desire to resolve complex problems.
• Passion for exploring unfamiliar technical areas to find hidden issues.
• Genuine interest in programming languages, IDEs, and developer tools.
• Collaborative mindset to work closely with engineering peers.
• Balanced approach to testing, valuing both deep exploratory manual testing and systematic automation.
• Habit of improving codebases and systems beyond minimum requirements.

• Collaborate with developers on exploratory testing of new and modified IDE functionality.
• Investigate and pinpoint bugs, report findings in the tracker, and perform regression testing.
• Design maintainable test scenarios and decide which ones should be automated.
• Write and maintain automated tests in Kotlin to expand coverage of IDE functionality.
• Analyze existing test coverage, identify critical gaps, and help prioritize future automation efforts.
• Participate in product planning to assess technical risks and plan QA work for proposed changes.
• Improve test coverage for Kotlin-related functionality in IntelliJ IDEA Ultimate and other priority Kotlin tooling areas.

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