Middle QA Engineer - Job Description

What you'll do

• Own end-to-end quality assurance across a multi-component ecosystem, including Web, iOS/Android mobile applications, and Backend services
• Lead validation of high-risk integrations, including third-party SDKs, ensuring data integrity, performance, and reliability
• Design and maintain test strategies, test plans, and acceptance criteria for complex product features
• Perform early-stage (shift-left) analysis of requirements, specifications, and architecture to identify risks and inconsistencies
• Manage the full defect lifecycle: identify, document, prioritize, and verify fixes within release cycles
• Conduct root cause analysis (RCA) using logs and monitoring tools across staging and production environments
• Collaborate with DevOps and Automation teams to improve CI/CD processes and accelerate delivery
• Provide flexible QA support across teams and projects based on business needs

Requirements

• Over 3 years of experience in Software Quality Assurance within product-driven or financial environments
• Strong expertise in mobile QA: deep understanding of iOS and Android architectures, experience with Xcode and Android Studio, and client-server interactions
• Hands-on experience with traffic inspection tools (e.g., Charles, Proxyman, Fiddler) for debugging integrations and analyzing API traffic
• Solid experience in backend and API testing: REST (Postman, Swagger, cURL) and familiarity with gRPC (Protobuf)
• Understanding of microservices architecture and event-driven systems (e.g., Kafka)
• Experience with monitoring and logging tools (e.g., Sentry, Firebase Crashlytics, Kibana) for troubleshooting and RCA