Lead Performance Testing Engineer

Job description

EPAM is a leading global provider of digital platform engineering and development services.

We are committed to having a positive impact on our customers, our employees, and our communities.

We embrace a dynamic and inclusive culture.

Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow.

No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Overview

We are looking for a highly skilled Lead Performance Testing Engineer to oversee, enhance, and drive performance testing strategies for scalable, high-performance systems at an organizational level.

In this role, you will lead the development and optimization of performance testing frameworks, play a pivotal role in identifying and resolving system bottlenecks, and collaborate with leadership and cross-functional teams to ensure our technology exceeds reliability, scalability, and performance expectations.

Responsibilities

• Define, drive, and continuously improve performance testing strategies, frameworks, and organizational plans with technical and strategic expertise
• Oversee and conduct complex performance, load, stress, and endurance testing efforts for enterprise-level web applications and backend APIs
• Design realistic and advanced workload models reflecting intricate architecture and large-scale production usage patterns
• Lead deep-dive analysis and interpretation of performance test results using advanced tools like k6 and sitespeed.io, pinpointing key optimization opportunities
• Direct the identification and resolution of multi-layered performance bottlenecks across application, infrastructure, database, and network systems
• Oversee the integration of sophisticated performance test suites into CI/CD pipelines to guarantee system scalability and reliability
• Implement advanced metric collection and visualization using Grafana and InfluxDB for detailed trend analysis and executive-level reporting
• Ensure detailed monitoring of system resource utilization (CPU, memory, disk, network) during tests while addressing misconfigurations with tailored solutions
• Enhance automation workflows for performance testing, execution, and reporting by utilizing advanced scripting or programming techniques in TypeScript or PowerShell
• Collaborate closely with senior stakeholders and other leads to proactively mitigate performance risks and strategize system improvement solutions
• Lead scalable performance tuning initiatives and ensure systems consistently meet SLA, scalability, and reliability benchmarks
• Actively mentor, coach, and lead team members by fostering an organizational culture of excellence and a performance-focused mindset

Requirements

• Proven experience of 5+ years in performance testing and optimization of complex web applications, APIs, and backend services
• 1+ years of experience leading and mentoring teams, fostering a high-performance culture, and driving skills development within organizations
• Comprehensive knowledge of performance testing methodologies and enterprise-level best practices
• Extensive hands-on expertise with performance tools like k6, with strong familiarity or expertise in sitespeed.io
• Deep proficiency in analyzing complex test outcomes, leveraging key metrics such as percentiles, distributions, and system resource insights
• Proven experience using Grafana and InfluxDB to develop advanced monitoring and reporting solutions
• Strong expertise in SQL, with capabilities in analyzing and optimizing complex queries for performance improvement
• Expertise in systematically identifying and resolving bottlenecks in application, network, OS, and database layers for large-scale systems
• In-depth understanding of infrastructure, load balancing patterns, and advanced system monitoring tools for enterprise environments
• Advanced scripting and programming skills (e.g., TypeScript, PowerShell), with a focus on extending custom performance testing automation
• Strong experience integrating robust test strategies into CI/CD workflows with automated reporting and notification pipelines
• Excellent communication skills in business English (B2+ level or higher), with an ability to convey technical insights to senior leadership and non-technical audiences

Nice to have

• Proven experience using Prometheus for advanced performance monitoring and proactive alerting
• Expertise in performance testing and optimization for both REST and SOAP-based service architectures
• Strong hands-on expertise with sitespeed.io for enterprise-level performance insights and reporting

We offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Engineering, Information Technology, and Quality Assurance

Industries

• Software Development
• IT Services and IT Consulting
• Banking

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Guadalajara, Jalisco, Mexico 22 hours ago

Mexico City Metropolitan Area 5 months ago

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Required Skill Profession

Tecnología De Medición, Control Y Regulación, Ingeniería De Calidad