This role requires a strong background in test automation, data validation, cloud-native environments, and performance testing.
The adecuado candidate will be responsible for defining QA strategies, building scalable automation frameworks, validating end-to-end data flows, and ensuring the reliability, scalability, and quality of modern distributed applications.
Key Responsibilities
- Define and execute QA strategies for complex distributed systems and data-driven applications.
- Design, develop, and maintain automated test suites for APIs, backend services, and data pipelines.
- Validate end-to-end data flows, including data ingestion, processing, storage, and API consumption.
- Perform API testing, including REST API validation, schema validation, and contract verification.
- Validate distributed service interactions and compatibility across evolving microservice architectures.
- Test asynchronous and event-driven systems, including retries, dead-letter queues (DLQs), idempotency, ordering, and eventual consistency scenarios.
- Execute load, stress,



and performance testing to ensure system scalability and reliability.
- Integrate automated testing into CI/CD pipelines and release processes.
- Investigate and troubleshoot complex production issues in collaboration with engineering teams.
- Mentor QA engineers and promote quality best practices across the organization.
- Collaborate closely with developers, product teams, and stakeholders to ensure high-quality releases.

Required Qualifications
- 7+ years of experience as a Senior QA Engineer working with complex distributed systems and/or ETL/data pipelines.
- Strong experience testing APIs, including REST APIs, JSON validation, and schema validation.
- Hands‑on automation experience using JavaScript/Jest and/or Python/Pytest.
- Experience defining QA strategies and mentoring QA engineers.
- Proven experience validating end‑to‑end data workflows, including ingestion, processing, storage, and API exposure.
- Strong AW

📌 Sr QA Automation Engineer (Buenos Aires)
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📍 Buenos Aires