Application Performance Engineer - K6, JMeter & LoadRunner
Astra North Infoteck Inc.
Senior Performance Engineer
Location: Toronto, ON
Work Model: Hybrid (4 Days Work From Office)
Primary Skills
• K6
• Grafana
• LoadRunner
• JMeter
• Playwright
• Selenium 3.0/2.0
• UFT
• QTP
• Rest Assured / Java
Role Description
We are seeking an experienced Senior Performance Engineer with strong expertise in performance engineering, resiliency testing, disaster recovery testing, performance monitoring, and root cause analysis. The ideal candidate will possess extensive hands-on experience with modern performance testing tools, application monitoring platforms, and enterprise-scale systems.
Essential Skills
• 10+ years of hands-on experience with:
• LoadRunner
• JMeter
• Experience with:
• K6
• Grafana
• Playwright
• Selenium 3.0/2.0
• UFT
• QTP
• Rest Assured
• Java
• Hands-on experience in Resiliency Testing
• Hands-on experience in Disaster Recovery Testing
• Strong experience with databases and writing SQL queries
• Proficiency in:
• Java
• JavaScript
• Experience with Application Performance Monitoring (APM) and observability tools, including:
• Dynatrace
• Splunk
• Elastic
• Grafana Dashboards
• Experience working with:
• MQ
• Kafka
• Postman
• Strong exposure to:
• Performance Engineering
• Root Cause Analysis
• Performance Reporting
Preferred Skills
• Banking domain experience
• Knowledge of payment processing systems and transaction types, including:
• SWIFT
• ACH
• Wire Transfers
Responsibilities
• Design, develop, and execute performance testing strategies and test plans
• Conduct load, stress, endurance, resiliency, and disaster recovery testing
• Analyze application and infrastructure performance bottlenecks
• Perform root cause analysis and provide performance improvement recommendations
• Develop and maintain performance test scripts using LoadRunner, JMeter, K6, and related tools
• Monitor application behavior using APM and observability platforms
• Validate system performance, scalability, availability, and reliability
• Collaborate with development, infrastructure, and business teams to resolve performance issues
• Generate detailed performance reports and present findings to stakeholders
• Support enterprise applications and critical business systems through performance engineering best practices
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