Senior Performance Tester (Medellín) (Colombia)

Role: Performance Tester

Position Type: Full-Time Contract (40hrs/week)

Contract Duration: Long Term

Work Schedule: 8 hours/day (Mon-Fri)

Timezone: US Time

Location: 100% Onsite - Medellín, Antioquia, Colombia

Key Responsibilities

• Execute API performance testing across enterprise application ecosystems
• Design and implement load, stress, scalability, endurance, and volume testing strategies
• Build structured performance test plans and success criteria
• Analyze results and identify system bottlenecks or performance risks
• Collaborate with engineering teams to resolve performance issues
• Prepare executive-level summaries and communicate business impact clearly
• Support integration with automation frameworks where applicable

Requirements

• Strong API performance testing experience
• Hands‑on experienc...