Sr. Engineer (Performance)

• Lead the technical vision and execution for the performance, scalability, and resiliency testing of our core capabilities, playing a vital role across Data Integrity and Pipeline Performance Initiatives.
• Architect, design, and build the next generation of highly available, secure, and scalable performance testing frameworks and load-generation strategies that ensure the robustness of our platform's backbone services.
• Collaborate with architects and Product Partners to aligncapacity planning and performance optimization patterns with long-term direction, applying a product mindset to ensure platform scale meets business and customer needs.
• Set the standard forperformance engineering excellence through hands-on leadership in test architecture, system profiling, bottleneck analysis, and strategic guidance across our backend technology stack (Java, Kotlin, Go, .NET).
• Mentor QA and software engineers across teams through performance test design input, framework reviews, and best practice sharing for highly concurrent systems.
• Champion innovation inperformance testing, synthetic data generation, chaos engineering, and overall platform scalability features.
• Drive technical planning for scale initiatives, shape our long-term performance strategy, and lead critical incident retrospectives to ensure continuous improvement in system reliability.

• A seasoned Performance/QA professional with 12+ years of experience building, testing, and scaling complex platform, infrastructure, or data-centric systems.
• Deep, hands-on expertise in designing, developing, and implementing advanced performance testing frameworks (e.g., k6, Gatling, JMeter) for modern back-end applications and distributed systems using RESTful APIs and event-driven patterns.
• Extensive experience with application performance monitoring (APM) and observability tools (e.g., Datadog, Prometheus, Grafana) to identify memory leaks, thread contention, and system bottlenecks.
• Extensive experience with K8s, public and private cloud; multi-region, multi-tenant topologies from a load, stress, and scalability perspective.
• Proven experience with CI/CD, GitOps, and high-velocity release workflows, with a strong focus on integrating automated performance gates throughout the pipeline.
• Strong cross-functional collaboration and communication skills, with a track record of influencing engineering and product strategy to embed performance practices at every stage.

• Proven experience influencing architecture and platform scale strategy.
• Experience integratingsynthetic data generation tools (e.g., Tonic AI, Clearbox AI, NV Nemo) to populate environments for large-scale load testing.
• Familiarity with leveragingAI/ML tools and assistants (e.g., Cursor) for test script generation and automation framework enhancement.
• Experience scaling quality efforts under high throughput demands and complex system interactions without sacrificing engineering velocity.
• Comfortable navigating globally distributed teams and asynchronous collaboration in a senior architectural leadership role.

We believe attracting and retaining the best talent and fostering an inclusive culture strengthens our business. DEIB improves our workforce, enhances trust with our partners and customers, and drives business success. Build your career in a place where diversity, equity, inclusion and belonging aren’t just words on paper – this is what drives our innovation, it’s how we connect, and it contributes to what makes us a market leader. We believe in a hiring and working environment where all people are respected and valued, regardless of gender identity or expression, sexual orientation, religion, ethnicity, age, neurodiversity, disability status, citizenship, or any other aspect which makes people unique. We hire you for who you are, and we want you to bring your authentic self to work every day! 

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, perform essential job functions, and receive equitable benefits and all privileges of employment. Please contact us to request accommodation.  

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• Extend offers to candidates without an extensive interview process with a member of our recruitment team and a hiring manager via video or in person.   
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