Key skills
Manual testingEnd-to-end validationRoot cause analysisAPI testingQA process improvementDebuggingLog analysisCloudWatchLogs ExplorerNetworksHTTPAPIsWeb architecturesClient architecturesVersion control systemsGitHubGitLabTypeScriptAIAnalyticsPlaywrightVersion Control
About this role
Railsware is looking for a QA Engineer who is passionate about product quality. In this role, you will focus on testing integrations, investigating edge cases, and resolving complex issues to ensure the reliability and accuracy of Coupler.io, a no-code data integration and analytics platform.
Responsibilities:
- Analyze requirements, test functionality, and identify defects and edge cases
- Own investigation of complex customer issues through L3 support, driving root cause resolution
- Validate third-party API integrations across testing and production environments
- Partner with engineering and product to resolve issues and improve system reliability
- Improve QA practices and elevate debugging and investigation standards
- Support releases and ensure stable rollouts with active post-release follow-up
Requirements:
- Strong experience with manual testing and end-to-end validation
- Experience in investigating customer issues and performing root cause analysis
- Experience in API testing (working with docs + real behavior, identifying inconsistencies)
- Experience in building and improving QA processes
- Strong debugging and problem-solving skills, including log analysis (CloudWatch, Logs Explorer)
- Good understanding of networks, HTTP, APIs, and web/client architectures
- Experience with version control systems (GitHub, GitLab, etc.)
- Experience using AI tools for workflow optimization
- Ability to translate technical concepts for different audiences (engineering ↔ non-technical)
- Strong sense of ownership and accountability
- Structured, detail-oriented approach
- Fluent English (written and spoken)
- Experience with Playwright (TypeScript)