Performance QA Engineer R
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Job Location:
Monthly Salary:
Posted on:
02-11-2025
Vacancies:
1 Vacancy
Job Summary
About Brillio
Born digital in 2014 Brillio is a powerhouse of digital transformations. Orchestrated around the superpowers of technology Cloud AI Mobile IoT we are a partner of choice for leading companies around the world helping them leverage digital technologies. We have a global workforce of 6000 people present in 15 locations across 6 countries USA Canada Mexico UK Romania and India. We have been consistently certified by Great Place To Work institute in USA India UK and Romania for our strong foundational values and employee-centric culture.
Brillio Romania
We are a dynamic and rapidly growing company with over 250 colleagues country wide and offices in Cluj Oradea and Bucharest. With its fast-paced growth the company has consistently demonstrated an unwavering commitment to client satisfaction.
At Brillio Romania we know our success comes from the innovative contributions and brilliant work of our people. So we make fostering a positive work environment our top priority. Our colleagues not only thrive but they also have the chance to build long and fulfilling careers fostering a sense of stability and dedication that ultimately benefits both the company and our valued clients.
Accelerate YOU at Brillio!!
Consultant
Responsibilities:
- Design and implement performance test strategies for LLM-driven workflows MCP-compliant tool orchestration and streaming APIs
- Develop modular reusable test scripts using JMeter / Gatling / Locust with Groovy/Bash/Python integration
- Build polling loops and timing extractors to measure end-to-end latency across multiple layers
- Simulate concurrent user flows across mobile web and desktop interfaces
- Validate scalability of components like Chat API LLM Gateway Planner Agent Actor Agents Tool Registry and MCP Server
- Integrate performance tests with CI/CD pipelines and APM tools (Dynatrace AppDynamics Grafana)
- Analyze test results identify bottlenecks and provide actionable recommendations
- Collaborate with engineering and DevOps to tune infrastructure and optimize response times
- Document test plans scenarios and results with clarity and auditability
Requirements:
- Experience 6 years
- Performance Engineering: JMeter Gatling Locust for load tests
- Observability & Monitoring: Prometheus Grafana Open Telemetry or similar monitoring tools
- Performance testing of LLM-based systems or AI orchestration platforms
- Experience with MCP-compliant tool orchestration and sandboxed tool execution
- Experience with LoadRunner and Neo Load for enterprise-grade performance testing
- Streaming Protocol Testing: Web Sockets HTTP/2 SSE
- Strong understanding of HTTP/HTTPS REST APIs WebSocket protocols LLM
- Performance and Profiling: Tool orchestration Streaming architectures Token latency and Context window impact
- Scripting & Automation: Groovy/Bash/Python Go (for custom load scripts)
- Kafka Performance Tuning: Consumer lag partition balancing
- CI/CD integration with Jenkins GitLab or Azure DevOps
- Root-cause analysis and iterative debugging across distributed systems
- Clear concise documentation and audit trail creation
Perks and Benefits
We value your time and lifestyle preferences so you can choose whether you want to work entirely remotely or from our offices in Cluj-Napoca Oradea and Bucharest.
Access to learning through our internal platform - Percipio.
Private health insurance is provided by Medicover.
Work from home fixed monthly budget.
A monthly budget you can use to purchase flexible benefits through the Edenred Benefit platform.
Sports benefit: We encourage you to have a healthy lifestyle. Well reimburse you within budget for your favorite sporting activity: whether its football climbing gym or other sports.
Take the next step with Brillio. Accelerate What Matters. Be a Catalyst for Tomorrow. Be a Brillian!
We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.
Key Skills
- JProfiler
- Splunk
- Performance Testing
- Fiddler
- Apache
- HP Performance Center
- LoadRunner
- New Relic
- Scalability
- J2EE
- Java
- Scripting
About Company
Brillio is a global leader in Enterprise Digital Transformation Solutions, providing strategic consulting services and solutions using emerging technologies.
