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Dexian · 3 days ago

Senior Performance Engineer

Westlake, TX

Full-time

Hybrid

Senior Level, Lead/Staff

8+ years exp

Dexian stands at the forefront of Talent + Technology solutions, and they are seeking a Senior Performance Engineer to design, develop, and execute performance tests. The role involves creating test strategies, integrating tests into CI/CD pipelines, and collaborating with teams to optimize system performance and capacity.

ConsultingHuman ResourcesInformation TechnologyProfessional ServicesStaffing Agency

H1B Sponsor Likely

Responsibilities

Design, develop, and execute load, stress, endurance, and scalability tests using tools such as JMeter, LoadRunner , or inhouse built tools

Create performance test strategies, scenarios, and scripts aligned with application architecture and business requirements

Integrate performance tests into CI/CD pipelines for continuous validation

Development experience in Java , Python, Perl, or SQL is nice to have

Understand critical production applications and their infrastructure dependencies to monitor, analyze, and detect anomalies

Solid understanding of resource consumption, memory behavior, and network protocols to identify performance bottlenecks and optimize system behavior

Define and track KPIs such as request rates, transactions per second, and client volumes to plan for future growth and plan adequate capacity

Use historical trends and predictive models to anticipate growth and ensure systems scale effectively

Collaborate with infrastructure teams to implement proactive capacity adjustments

Apply SLI/SLO/SLA principles and golden signals for critical applications, leveraging telemetry, anomaly detection, and observability practices

Analyze performance test results and system metrics to identify bottlenecks and recommend optimizations

Collaborate with development and infrastructure teams to ensure adequate capacity and performance tuning

Develop interactive dashboards and reports with impactful visualizations using BI Publisher and/or Tableau

Present findings and recommendations to technical and non-technical stakeholders in a clear, concise manner

Utilize monitoring tools such as Datadog, Splunk, Dynatrace, Prometheus, Grafana, ELK, and others

Explore new trends in automation and integrate performance testing into day-to-day activities

Solid understanding of virtualized environments (VMware/vSphere/OLVM, OpenStack) and modern application frameworks

Knowledge of application modernization concepts including microservices and APIs

Stronger understanding of containerization technologies specifically docker and Kubernetes (Pods ,services and namespaces)

Proven experience with AWS and Azure cloud compute and storage services (AWS certification is a plus)

Owns the outcome by taking personal accountability for delivering strong results

Self-directed, willing to take initiative, pragmatic and results-oriented

Obsessed with creating the best end-to-end customer experience

Excellent analytical problem-solving skills, has keen attention to detail and wants to solve really hard problems, not just detect them

Able to work with remote and international team members

Qualification

Performance testing toolsCI/CD integrationCloud services (AWS/Azure)JavaPythonContainerization (Docker/Kubernetes)Monitoring toolsAnalytical problem-solvingCollaborationAttention to detail

Required

Design, develop, and execute load, stress, endurance, and scalability tests using tools such as JMeter, LoadRunner, or inhouse built tools