Senior API Performance Engineer (MuleSoft & Salesforce)

Global Business Ser. 4u; Miami (FL); On-site; USD 85,000 - 120,000; Full time

Job summary

Global Business Ser. 4u is seeking a hands-on Performance Tester to define and build our API performance testing strategy from the ground up.

You will evaluate performance across our MuleSoft integration ecosystem, Salesforce, and Oracle platforms to ensure scalability, reliability, and throughput under real-world transaction volumes. The role requires experience with Postman, JMeter, and monitoring tools such as Datadog, Anypoint Monitoring, and AWS Elasticsearch.

Qualifications

• Hands-on Performance Tester to define and build API performance testing strategy from ground up.
• Experience with Postman, JMeter, and monitoring tools like Datadog, Anypoint Monitoring, and AWS Elasticsearch.
• Focus on MuleSoft runtime performance, queue behavior, and throughput across APIs.
• Coordinate with QA teams supporting Salesforce and Oracle to evaluate end-to-end integration performance.

Responsibilities

• Define and implement API performance testing strategy for MuleSoft, Salesforce, and Oracle ecosystems.
• Evaluate system performance under real-world transaction volumes and ensure scalability and reliability.
• Collaborate with QA teams to validate end-to-end integration performance across platforms.

Skills

Postman

JMeter

Datadog

Anypoint Monitoring

AWS Elasticsearch

Tools

MuleSoft

Salesforce

Oracle

Job description

Global Business Ser. 4u is seeking a hands-on Performance Tester to define and build our API performance testing strategy from the ground up.

You will evaluate performance across our MuleSoft integration ecosystem, Salesforce, and Oracle platforms to ensure scalability, reliability, and throughput under real-world transaction volumes. The role requires experience with Postman, JMeter, and monitoring tools such as Datadog, Anypoint Monitoring, and AWS Elasticsearch.