Josef Cabalka
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Obor Development & Engineering, IT vývoj
Benefits Částečný Home Office, Flexibilní pracovní doba
Senior Performance Test Engineer (Praha, Brno, Lanškroun or Krakow)
Do you know what secure building access, digital identities, and e-passports in dozens of countries around the world have in common? They are all powered by the technology of our client, a global leader in identification and security solutions. In this field, there is no room for downtime or slow response times.
The products you will be working on form critical infrastructure for thousands of organizations. Your task won't just be testing, but ensuring that these complex distributed systems remain responsive and stable even under the pressure of millions of real-time requests.
Offices in Prague, Brno, Lanškroun, or Krakow.
Plný úvazek Praha | Hlavní město Praha | Moravskoslezský
Popis pozice
As a Senior Performance Test Engineer, the stability and scalability of the entire ecosystem will be in your hands.
- Design and Automation: You will design, implement, and maintain load testing frameworks for distributed systems.
- Analysis and Optimization: You will lead efforts to identify bottlenecks, perform root-cause analysis, and propose technical improvements in code, databases, and infrastructure.
- CI/CD Integration: You will advocate for continuous performance validation directly within the deployment pipelines.
- Real-World Modeling: You will develop realistic test scenarios based on production data and architectural constraints.
- Mentoring: You will become a technical guide for mid-level and junior colleagues, teaching them how to interpret results and use tools effectively.
- Reporting: Your task will be to clearly communicate technical findings and recommendations to both developers and product teams.
We demand
We are looking for a professional who understands the depths of distributed systems and can predict risks before they manifest in production.
- Experience: You have at least 5 years of experience in performance testing or engineering.
- Tools: You are proficient in at least one major tool such as JMeter, Gatling, K6, Locust, or LoadRunner.
- Coding: A solid overview of programming and scripting languages (Java, Python, TypeScript, or Go).
- Domain Knowledge: You understand API architecture, databases, caching, and networking fundamentals.
- Mindset: You have experience testing high-traffic, mission-critical applications and possess strong analytical thinking.
- Advantages: Knowledge of cloud-native environments (Docker, Kubernetes, AWS/Azure), observability tools (Datadog, Prometheus/Grafana), or experience with Kafka.
We offer
- Hybrid Work Model: Opportunity to combine working from home with offices in Prague, Brno, Lanškroun, or Krakow.
- Global Impact: Work on systems that are critical for global security and identity.
- International Reach: Opportunity for occasional business travel abroad (0–10%).
- Cutting-Edge Technology: Work in an environment that utilizes modern tools for APM, observability, and chaos engineering.