Performance Engineer Job at ClifyX, Iselin, NJ

  • ClifyX
  • Iselin, NJ

Job Description

Job Description

Job Title: Performance Test Lead

\n

Location: Iselin, NJ (hybrid)

\n

Employment Type: W2 Contract

\n

\n

Core Tools: LoadRunner, JMeter, AppDynamics, Splunk

\n

Tech Focus: Java, Kafka, Microservices, Batch Systems

\n

Programming: C, Java

\n

\n

Summary:

\n

Performance Engineering lead with expertise in end-to-end performance testing and engineering for Java-based microservices and batch-processing workloads. Mot just an executor, drives the full lifecycle from requirement discovery to test strategy, execution, analysis, and tuning recommendations. Highly self-sufficient, proactive, and skilled at owning outcomes without constant direction.

\n

\n

Key Skills & Strengths

\n

Leadership & Collaboration

\n

Works closely with application. Platform, infrastructure, and business teams to define performance scope, SLAs/SLOs, KPIs, and success criteria.

\n

Leads performance strategy discussion, clarifies ambiguous requirements, and translates them into measurable workloads.

\n

Communicates complex technical findings clearly to developers, managers, and business stakeholders.

\n

Self-Driven & Ownership Mindset

\n

\n

Operates independently, identifies work, defines the approach, and executed end-to-end.

\n

Drives performance analysis and bottleneck without waiting for direction.

\n

Builds test plans, scenarios, data models, and monitoring dashboards autonomously.

\n

Raises risks early and provides actionable tuning recommendations.

\n

Performance Engineering Expertise

\n

\n

Gather Performance Testing Requirements. Create and execute performance test strategy and test plan, interfacing with all stakeholders.

\n

LoadRunner expert ( Web Services, Java Vuser) and worked with Jmeter/Blazemeter tool

\n

Strong scripting capability, including advanced correlation, parameterization, think-time modeling, error handling, custom logic, and data-drive frameworks.

\n

Deep knowledge of Java performance tuning, GC behavior, thread/heap analysis.

\n

Solid understanding of microservices patterns, REST APIs, async workflows, and batch processing.

\n

Skilled in designing and executing load, stress, Endurance, and scalability tests.

\n

Should have conducted Chaos experiments and used AI /GHCP across the PT lifecycle.

\n

Cloud-Native & Container Platforms

\n

\n

Experience with Kubernetes/OpenShift(OCP) for performance testing microservices.

\n

Capable of analyzing prod-level CPU/memory usage, HPA behavior, and autoscaling performance.

\n

Experienced with evaluating limits/requests, node saturation, and cluster-level constraints.

\n

Monitoring & Diagnostics

\n

\n

AppDynamics: Flow maps, BT triage, transaction snapshots, hotspot identification, backend call profiling, and bottleneck isolation (DB, thread pools, async calls, dependencies).

\n

Splunk: Log analysis, anomaly detection, custom queries, and dashboard creation.

\n

Programming & Scripting

\n

\n

C for LoadRunner scripting: Java for API/microservice performance; Bash/Python for automation and data processing.

Job Tags

Contract work

Similar Jobs

Benfield Marine Llc

Marine Technician Job at Benfield Marine Llc

 ...Description Job Description Benefits: Competitive salary Opportunity for advancement Paid time off Training & development Marine Technician Benfield Marine is a growing, family-owned marine service company looking for a motivated Marine Technician to... 

Choice Translating

NC - Haitian Creole/French Creole Interpreter - Freelance Job at Choice Translating

 ...interpreters in North Carolina or other states for VRI/OPI opportunities Qualifications Fully bilingual, fluent in Haitian Creole (French Creole) and English Technologically proficient (familiar with Google Meet, Microsoft Teams , etc.) High school diploma... 

Auffenberg Dealer Group

Dealer Trade Driver Job at Auffenberg Dealer Group

 ...Dealer Trade DriverWe are seeking a reliable and skilled Dealer Trade Driver to join the Auffenberg Dealer Group team in Shiloh IL. This role is an on call / as-needed position. You will have the ability to accept/decline shifts. No set schedule or minimum hours. Opportunity... 

TikTok

Fire Safety Regional Manager, AMS Job at TikTok

The Global Fire Safety team focuses on implementing fire safety strategies and policies across the globe. This team will act as global liaisons for all fire safety-related activities, ensuring that Standard Operating Procedures (SOPs) and policies are effectively executed...

Bach to Rock (B2R) America's Music School, Lincoln, Nebraska

Strings Music Instructor for Violin & Viola Cello & Bass Job at Bach to Rock (B2R) America's Music School, Lincoln, Nebraska

 ...teaching theory and technique using music that students know and love, B2R teachers develop musicians who enjoy performing, recording in our studio, and even composing original music! Position Responsibilities: Teach private and semi-private lessons, primarily in...