Sr. Automation Test Engineer

Job Title: Sr. Automation Engineer- API Services

Duration: Long-term

Location: Denver, CO

Key Responsibilities

·         Lead the development and maintenance of automated test frameworks for RESTful and SOAP APIs using Postman and Newman.

·         Define and implement test strategies, including functional, integration, regression, and performance testing.

·         Create and manage complex Postman Collections, environments, and dynamic variables for scalable automation.

·         Integrate automated tests into CI/CD pipelines (e.g., Jenkins, Azure DevOps, GitHub Actions) and optimize execution.

·         Implement API service tracing using tools like Open Telemetry, Jaeger, or Zipkin to validate distributed workflows and troubleshoot issues.

·         Establish observability practices by integrating logs, metrics, and traces into monitoring platforms (e.g., Prometheus, Grafana, ELK stack).

·         Apply predictive analysis techniques to identify potential API performance bottlenecks, reliability risks, and failure patterns.

·         Develop proactive mitigation strategies, such as early alerts, fallback mechanisms, and automated recovery scripts.

·         Collaborate with architects and developers to ensure API design supports testability, observability, and resilience.

·         Perform root cause analysis for defects and drive continuous improvement in testing processes.

·         Mentor and guide junior QA engineers on automation, observability, and predictive analysis best practices.

·         Stay current with emerging tools, frameworks, and methodologies for API testing and tracing.

Required Qualifications

·         Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).

·         5+ years of experience in API testing and automation, with at least 2 years in a senior or lead role.

·         Expert-level proficiency in Postman, Newman, and scripting with JavaScript for Postman tests.

·         Strong understanding of RESTful APIs, HTTP methods, status codes, JSON/XML, and API lifecycle.

·         Hands-on experience with CI/CD tools, version control (Git), and test reporting.

·         Familiarity with API documentation standards (Swagger/OpenAPI).

·         Experience with API service tracing, observability tools (OpenTelemetry, Jaeger, Zipkin, Prometheus, Grafana), and predictive analysis techniques.

Preferred Skills

·         Experience with performance and load testing tools (e.g., JMeter, Gatling).

·         Knowledge of OAuth 2.0, JWT, and API security best practices.

·         Familiarity with cloud environments (AWS, Azure, Google Cloud Platform) and containerization (Docker, Kubernetes).

·         Understanding of microservices architecture and distributed systems.

·         Exposure to machine learning or statistical models for predictive failure analysis.