Performance QA Engineer

TL;DR

Performance QA Engineer: Designing and executing performance, load, and scalability testing for hirify.global products with an accent on identifying bottlenecks, system limits, and ensuring product reliability. Focus on building and maintaining enterprise-grade test environments, analyzing test results, and evolving performance labs.

Location: Remote, must be based in the Czech Republic

Company

hirify.global is the #1 global market leader in data resilience, providing data backup, recovery, portability, security, and intelligence to over 550,000 customers worldwide.

What you will do

• Design and execute performance, load, and scalability testing for major hirify.global product components.
• Build and maintain realistic enterprise-grade test environments, including large infrastructures and complex topologies.
• Identify performance bottlenecks and system limits, and work closely with developers, functional QA, and product managers to resolve them.
• Participate in root cause analysis of performance issues reported by Technical Support and customers.
• Own and evolve performance test labs: environment creation, configuration, and monitoring.

Requirements

• 1-2 years of experience in performance and/or load testing (or a strong practical background in system performance).
• Ability to analyze test results and clearly identify bottlenecks, limits, and performance risks.
• Solid knowledge of Windows and/or Linux at an advanced user or system administration level.
• Good understanding of system internals: CPU, memory, storage, networking.
• Strong analytical mindset, attention to detail, and structured thinking.
• English proficiency for daily communication within international teams.

Nice to have

• Experience with databases (Microsoft SQL Server, PostgreSQL), including profiling and performance analysis.
• Scripting, test automation, or infrastructure deployment experience.
• Understanding of virtualization platforms and large virtual environments.
• Hands-on experience with cloud platforms (Azure, AWS, Google Cloud).
• Experience with Python.
• Familiarity with Ansible, Terraform, or similar infrastructure-as-code tools.

Culture & Benefits

• 25 vacation days, 4 sick days, 21 paid medical leave days, plus 4 extra global hirify.globale Days for self-care and 24 paid volunteer hours annually.
• Premium private medical insurance for employees and dependents.
• Daily meal vouchers for restaurants and groceries.
• Flexible cafeteria platform with thousands of lifestyle benefit options.
• Multisport Card for gym and wellness, with family add-on options.
• Annual public transport reimbursement up to a set limit.
• Corporate mobile plan with optional family tariff.
• Opportunities to learn and grow through on-demand libraries, mentoring, workshops, and learning events.