Senior Java Performance Engineer: Latency & Resiliency

Experis Technology Group; Southlake (TX); In loco; USD 90.000 - 94.000; Tempo pieno

Vantaggi offerti da questo lavoro

Medical and Prescription Drug Plans

Dental Plan

Vision Plan

401(k) Plus Match

Weekly Pay

Descrizione del lavoro

Experis Technology Group in Southlake, TX seeks a Performance Engineer to join the thinkorswim Performance Engineering team. You will plan and deliver performance, scalability, resiliency, and capacity validation for a Java-based trading platform with emphasis on latency and reliability.

This is an individual contributor role, offering onsite work four days a week, end-to-end performance validation, and collaboration with partner teams to translate production signals into actionable improvements.

Competenze

• Bachelor’s degree in computer science or engineering.
• 5+ years of performance, scalability, software engineering, or production performance analysis.
• Strong experience with performance, scalability, failover, recovery, and resiliency testing.
• At least 2 years of hands-on Java development experience, with deep Core Java knowledge (JVM internals, concurrency, multithreading, memory, garbage collection, and latency).
• Ability to read source code and diagnose bottlenecks using dumps, logs, profilers, metrics, and observability tools; experience building workload generators/utilities/automation with Java, Scala, Python, shell, JMeter, Gatling, or similar tools.

Mansioni

• Independently plan and deliver performance, scalability, resiliency, and capacity validation for assigned systems.
• Learn architecture, business flows, dependencies, workloads, and production behavior to establish a strong baseline for testing and recommendations.
• Define requirements, workloads, acceptance criteria, and reporting with partner teams to ensure measurable outcomes.
• Build performance test scripts, workload generators, mock services, frameworks, and automation; execute load, stress, endurance, scalability, failover, recovery, degradation, and resiliency tests.
• Analyze source code, JVM behavior, system resources, databases, networks, logs, metrics, and end-to-end latency; recommend and validate improvements across code, configuration, capacity, design, and resiliency patterns.

Conoscenze

Performance testing

Java development

JVM internals

Profiling & observability

Automation scripting

Formazione

Bachelor’s degree in computer science or engineering

Strumenti

JMeter

Gatling

Shell scripting

Descrizione del lavoro

Experis Technology Group in Southlake, TX seeks a Performance Engineer to join the thinkorswim Performance Engineering team. You will plan and deliver performance, scalability, resiliency, and capacity validation for a Java-based trading platform with emphasis on latency and reliability.

This is an individual contributor role, offering onsite work four days a week, end-to-end performance validation, and collaboration with partner teams to translate production signals into actionable improvements.