Senior Performance Engineer

Responsibilities: Plan, execute, and deliver performance, scalability, and resiliency validations for Java trading systems Investigate architecture, business flows, dependencies, and production behaviors to inform performance initiatives Define requirements, workloads, and acceptance criteria in partnership with development and QA teams Build and maintain performance test scripts, workload generators, automation frameworks, and mock services Perform rigorous load, stress, endurance, failover, recovery, degradation, and resiliency testing Deeply analyze Java source code, JVM internals, system resources, databases, and network metrics to identify bottlenecks Recommend and validate technical improvements for code, configuration, infrastructure, design, and capacity Maintain dashboards, diagnostic tools, runbooks, and workload libraries to support ongoing performance monitoring Leverage automation and AI tools to enhance scripting, diagnostics, and documentation Clearly communicate findings, risks, and recommendations to stakeholders Required Skills and Experience Bachelor's degree in Computer Science or Engineering 5+ years in performance engineering, scalability, or production performance analysis 2+ years hands-on Java development with deep understanding of JVM internals, concurrency, multithreading, memory, and garbage collection Expertise in troubleshooting, profiling, and diagnosing Java and system-level issues (using logs, dumps, profilers, observability tools) Proficient in workload automation using Java, Scala, Python, shell scripting, JMeter, or Gatling Strong knowledge of Linux, databases, application servers, caching, connection pools, distributed systems, and networks Experience with Splunk, Grafana, and JVM troubleshooting Preferred Skills Real-time financial or trading system experience Familiarity with Google Cloud, Kubernetes, or Docker Experience with AI-assisted analysis, LLM tools, or intelligent automation Exposure to AI tools within Visual Studio or IntelliJ IDEA Benefits Career growth through hands-on performance engineering in a high-demand fintech environment Opportunity to convert to full-time based on performance Hybrid work model: Enjoy a collaborative onsite environment with flexibility for remote work Be at the forefront of leveraging AI and automation in performance engineering How to Apply Interested candidates authorized to work in the US without sponsorship are encouraged to submit their resume. Face-to-face interviews are not required. Join us to shape the future of high-performance trading technology.