Senior Performance Analyst

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Engage in performance engineering, load testing, and monitoring for a project involving a client in Spain.

• Oversee the entire performance engineering lifecycle for the client's applications.

• Formulate testing strategies and model load scenarios based on actual production behaviors.

• Conduct controlled and reproducible tests, including distributed testing scenarios.

• Evaluate results to determine the root causes of performance challenges.

• Monitor the testing environment using APM, infrastructure metrics, logs, and traces.

• Collaborate with Development, Database, Infrastructure, Architecture, and SRE teams.

• Act as the technical point of contact for MTP with the client.

• Set acceptance criteria and baselines, and monitor regressions across different releases.

• Create, maintain, and improve Apache JMeter scripts and test suites.

• Prepare and validate testing environments.

• Assess response times, throughput, errors, and infrastructure components.

• Suggest corrective measures and validate performance enhancements.

• Compile technical and executive reports detailing capacity, bottlenecks, risks, and recommendations.

• Automate testing processes and facilitate integration into CI/CD pipelines.

• Assist in the investigation of performance incidents in production.

⛳️ Requirements

• Proven experience as a Performance Analyst or Performance Engineer, consistently working on real-world performance testing and engineering projects.

• Strong practical knowledge of Apache JMeter, encompassing the development, maintenance, and enhancement of test suites.

• Practical experience with monitoring and APM tools.

• Familiarity with Dynatrace, AppDynamics, New Relic, Datadog, Grafana/Prometheus, or Elastic, or similar solutions.

• Experience in load modeling and establishing performance acceptance criteria.

• Ability to analyze results and pinpoint bottlenecks and root causes based on empirical evidence.

• Understanding of performance metrics and indicators, including response times, throughput, errors, and percentiles.

• Knowledge of CPU, memory, garbage collection, threads, connection pools, caching, I/O, and networking.

• Understanding of HTTP/HTTPS, REST, SOAP, WebSocket, gRPC, and/or messaging protocols.

• Familiarity with distributed architectures and microservices.

• Database knowledge for assessing execution plans, indexes, locks, contention, and query impacts.

• Scripting abilities in Java, Groovy, Python, or JavaScript.

• Experience working in distributed environments and collaborating with Development and Infrastructure teams.

• Proficient in English, including technical reading, writing, and conversational skills.

• Operational Spanish for daily interactions with the client.

• Preferred qualifications include: Selenium/WebDriver, Playwright, Cypress, RestAssured, automation frameworks, Performance as Code, CI/CD, Jenkins, GitLab CI, Azure DevOps, quality gates, shift-left, k6, Gatling, LoadRunner, NeoLoad, BlazeMeter, AWS, Azure, GCP, Kubernetes, SRE, ISTQB, APM, consulting, regulated industries, and Chaos Engineering.

🏝️ Benefits

• Health insurance

• Dental insurance

• Meal allowance

• Mobility allowance

• Cultural allowance

• Education allowance

• Life insurance

• Mental health and well-being program

• Childcare assistance

• Partner discounts

• Close support and guidance

• Ongoing professional development

• Consistent recognition

• Collaborative environment