Senior Test Automation Engineer

• 4-7 years of experience in software testing, test automation, performance testing, or performance engineering
• Strong hands-on experience with performance testing, including the ability to start performance testing for a component from scratch
• Strong understanding of system architecture and how application, infrastructure, cloud, and network components affect performance
• Expertise in performance analysis, including network latency tuning, caching strategies, and database connection pooling
• Experience with capacity planning and cost-vs-performance analysis, with FinOps awareness
• Strong analytical and problem-solving skills, with the ability to investigate performance issues and determine their root causes
• Programming or scripting skills, preferably with Python or Scala
• Hands-on experience with AWS or another major cloud platform
• Strong technical communication and collaboration skills
• Strong client and stakeholder management skills and ability to translate business and technical requirements into clear performance-testing plans
• Technical leadership skills and experience mentoring junior and/or intermediate engineers
• Upper-Intermediate+ English level

• Experience with AWS CloudWatch Logs Insights, AWS X-Ray, Amazon EC2 Auto Scaling, Amazon Aurora/DynamoDB Performance Insights, AWS Compute Optimizer
• Experience with Distributed Gatling Enterprise, k6 Cloud, Gremlin/Chaos Mesh
• Experience with OpenTelemetry, Dynatrace, Datadog APM, or Prometheus/Grafana
• Relevant certifications/courses, such as AWS Certified DevOps Engineer/Solutions Architect - Professional, SRE Fundamentals, or Advanced Cloud Systems Performance & Profiling

🧩Key responsibilities and your contribution

In this role, you'll lead performance testing for complex cloud-based systems, focusing on scalability, resilience, and deep performance analysis.

• Define and set up performance testing approaches for cloud-native components and architectures (microservices, serverless, containers)
• Test and validate cloud elasticity, auto-scaling policies, failover, and self-healing mechanisms under peak load
• Perform deep-dive root-cause analysis (heap dumps, thread dumps, memory leak identification, and database query optimization)
• Establish Non-Functional Requirements (NFRs), SLAs, SLOs, and Error Budgets with product managers
• Translate business and technical requirements into performance-testing plans, defining testing scope, test scenarios, and relevant metrics
• Analyze performance results and system behavior to identify bottlenecks, determine root causes, and recommend improvements

• Lead performance testing for complex cloud-based systems and architectures
• Solve challenging performance problems across application, infrastructure, and cloud layers
• Help shape performance practices while sharing your expertise with other engineers

We are hiring in Europe!

🟢 At Dev.Pro, a US-based outsourced software development company, we're looking for contractors to join our global team of IT professionals helping tech companies scale their business through software engineering expertise. Operating as a remote-first company, our experts work across 55+ countries on five continents, giving us the flexibility and skillset to deliver high-quality engineering for projects of any size or complexity.

We invite a Senior Test Automation Engineer to join our collaborative team. In this role, you'll lead performance testing for complex cloud-based systems, helping ensure their performance, scalability, and resilience. You'll design performance-testing approaches, analyze system behavior across the stack, identify root causes of performance issues, and recommend improvements.

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