Performance Engineer

Overview

Position
:
Performance Engineer

Location
:
Onsite/Hybrid — 333 SE 2nd Ave, Miami, FL 33131

Must have strong communication skills and be able to create presentations for non-technical executives based on performance testing findings. This is a replacement for our current contractor.
Senior Performance Engineer to own and elevate API performance testing across a complex, integrated application ecosystem. This role goes beyond executing load tests — it requires someone who can define performance strategy, interpret results, and clearly communicate business impact to both technical teams and leadership. This position is a replacement for an existing contractor, with the goal of a smooth transition once the right candidate is identified.

• Own API performance testing across a distributed ecosystem that includes:
  • Salesforce
  • Mule Soft
  • Oracle
  • Boundary and downstream applications with heavy API dependencies
• Design and execute a comprehensive performance testing strategy
  , including:
  • Load testing
  • Stress testing
  • Scalability testing
  • Endurance testing
  • Volume testing
• Develop structured performance test plans that clearly define:
  • User and transaction models
  • Test duration and ramp profiles
  • Objectives, thresholds, and success criteria
• Execute tests using industry standard tooling and analyze results to identify:
  • Bottlenecks
  • Failure points
  • Scalability risks
• Partner closely with engineering, architecture, and Dev Ops teams to:
  • Drive root cause analysis
  • Recommend remediation approaches
  • Validate fixes
• Leverage existing automation frameworks where applicable (Playwright, Type Script, Cucumber)
• Produce clear, executive ready summaries outlining:
  • What was tested
  • Why it matters
  • What the results mean for performance, stability, and risk
  • Recommended next steps