Design, execute, and automate backend and end‑to‑end tests using Java and JavaScript, ensuring the quality and stability of developed services.
Validate data‑processing microservices architectures, including Spark‑ and Cloudera‑based components, as well as Kafka integrations and data consolidation/transformation checks.
Perform and analyze performance tests using JMeter, identifying improvement areas, detecting potential bottlenecks, and producing detailed technical reports.
Manage and document the full testing lifecycle using Xray: test case design, sprint execution, incident tracking, and functional/technical certification of releases.
Collaborate continuously with development, business, and monitoring teams, providing technical documentation in English and defining validation procedures for deployments to production environments