Performance Testing Engineer — Flexible Hours (DB/API/UI)

Sofico NV; Belgique; À distance; EUR 70 000 - 95 000; Plein temps

Avantages offerts par ce poste

Competitive pay

Group insurance

Bike leasing

Flexible working hours

Résumé du poste

Sofico NV is seeking a Performance Testing Specialist to ensure the performance, stability, scalability, and reliability of automotive software solutions across DB, API, and UI layers. You will conduct proactive and reactive testing, diagnose issues, and guide optimization across the full stack.

You will work with JMeter, K6, and Dynatrace, leveraging ISTQB CTFL 4.0 certification, with a focus on continuous learning and collaboration with cross-functional teams.

Qualifications

• Hands-on experience with DB, API, and UI performance testing & optimization.

Responsabilités

• Perform proactive performance testing across DB, API, and UI layers to identify potential bottlenecks before they impact users.
• Execute reactive performance investigations when issues arise, analyzing behavior across the full stack to quickly isolate and resolve root causes.
• Conduct performance and load testing to validate system scalability and resilience under stress.
• Provide technical guidance to development and product teams for improving performance at structural and code levels.
• Execute load and stress tests at DB, API, and UI levels to ensure end-to-end system resiliency.
• Assist customers in identifying, diagnosing, and resolving performance-related issues using both proactive guidance and reactive troubleshooting.
• Manage and maintain dedicated performance/load environments to ensure accurate simulations at different stack layers.
• Analyze and optimize batch jobs for stability and throughput across varying load conditions.

Connaissances

DB perf testing

API perf testing

UI perf testing

Analytical skills

Problem solving

Communication

Team collaboration

Continuous learning

ISTQB CTFL 4.0

ISTQB CT-PT

Outils

JMeter

K6

Dynatrace

Description du poste

Sofico NV is seeking a Performance Testing Specialist to ensure the performance, stability, scalability, and reliability of automotive software solutions across DB, API, and UI layers. You will conduct proactive and reactive testing, diagnose issues, and guide optimization across the full stack.

You will work with JMeter, K6, and Dynatrace, leveraging ISTQB CTFL 4.0 certification, with a focus on continuous learning and collaboration with cross-functional teams.