Intermediate Performance Tester
On-site QA role in Johannesburg designing, executing, and analyzing load, stress, endurance, and scalability tests to find bottlenecks and optimize performance. Core stack includes JMeter/LoadRunner/Gatling, APM tools (New Relic, Dynatrace, AppDynamics), CI/CD pipelines, SQL, and scripting in JavaScript, Python, or Groovy.
- Compensation
- Not disclosed
- Location
- Johannesburg, South Africa
- Work setup
- Not specified
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- 2+ years
- Category
- Qa
- Posted
Skills
Must have
- 3-5 years of experience in software testing with at least 2 years in performance testing
- Experience using performance testing tools such as JMeter, LoadRunner, Gatling, or similar
- Familiarity with APM tools like New Relic, Dynatrace, or AppDynamics
- Understanding of system architecture including APIs, databases, and web services
- Experience testing in CI/CD environments and integrating performance tests into pipelines
- Strong analytical and problem-solving skills
- Proficiency in scripting languages (e.g., JavaScript, Python, or Groovy)
- Basic knowledge of SQL and experience querying databases
- Good communication and documentation skills
- Ability to work independently and as part of a team
Nice to have
- ISTQB or equivalent software testing certification
- Exposure to cloud environments such as AWS, Azure, or GCP
- Experience in Agile/Scrum development environments
- Knowledge of containerization (Docker, Kubernetes)
Full description
Department: QA / Engineering
Reports To: QA Lead / Test Manager
Job Overview:
We are looking for a skilled Intermediate Performance Tester to join our Quality Assurance team. In this role, you will be responsible for designing, executing, and analyzing performance test scenarios to ensure our systems meet the desired performance benchmarks. You will work closely with developers, business analysts, and DevOps to identify bottlenecks and optimize application performance.
Key Responsibilities:
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Design and develop performance test plans, test scripts, and test scenarios based on business requirements.
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Execute load, stress, endurance, and scalability tests.
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Analyze test results and provide detailed performance reports.
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Collaborate with development and operations teams to identify performance bottlenecks and recommend optimizations.
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Maintain and enhance existing performance test suites.
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Simulate multiple user interactions with complex systems to evaluate performance under various conditions.
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Ensure test environments are correctly configured and mirror production where possible.
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Participate in Agile ceremonies (e.g., stand-ups, sprint planning, retrospectives).
Key Requirements:Experience:
- 3-5 years of experience in software testing with at least 2 years in performance testing.
-
Experience using performance testing tools such as JMeter, LoadRunner, Gatling, or similar.
-
Familiarity with APM tools like New Relic, Dynatrace, or AppDynamics.
-
Understanding of system architecture including APIs, databases, and web services.
-
Experience testing in CI/CD environments and integrating performance tests into pipelines.
Skills:
-
Strong analytical and problem-solving skills.
-
Proficiency in scripting languages (e.g., JavaScript, Python, or Groovy).
-
Basic knowledge of SQL and experience querying databases.
-
Good communication and documentation skills.