Job description
About Us
At SentinelOne, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.
From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.
What are we looking for?
We are looking for a highly skilled and experienced Software Engineer with a background in Performance Engineering and strong coding skills to join the Performance Engineering team. If you enjoy delving deep into performance challenges, analyzing complex problems, and thoroughly testing the performance of server and desktop applications (agent on tens of millions of protected device interacting with various OS), you will feel at home in our team!
What will you do?
- Design, architect, implement and maintain performance testing frameworks and infrastructure along with data collection, automated analysis and visualization in a robust and reusable way to support the business targets.
- Work closely with multiple development teams on performance test coverage of the detection, mitigation and other features of the SentinelOne agent along with providing guidance on potential performance and interoperability problems.
What skills and knowledge should you bring?
- Multiple years of hands-on experience in performance engineering
- Strong development experience in languages such as Python, Java, Go, C#, C++ (we work mostly in Python)
- Proven experience in software design and development of test automation solutions and infrastructure
- Understanding of major cloud providers, especially AWS including auto-scaling
- Experience with ELK stack
- An Agile mindset with experience working in an Agile environment
- Broad experience with CI/CD tools & technologies (Jenkins, Artifactory, Git, Docker, Kubernetes)
- Experience in SW validation methodologies and concepts, testing and integration
- Strong communication capabilities and self-management capabilities: proactive, initiative, self-learner, problem-solver
Why this position?
Are you looking to transition to a cybersecurity career? While this position requires no prior experience in cybersecurity, it gives you the opportunity for close collaboration with all software engineers that develop the SentinelOne agent features.
You will be playing the key role in balancing the software development velocity with quality in a hypergrowth company. You will be innovating and creating tools for automated performance analysis as part of the Shift-left practice in the software development lifecycle. You will be working to improve the precision of performance measurement, monitoring the performance and tightening the performance objectives.
Why us?
Join a cutting-edge company tackling extraordinary challenges alongside top industry talent. Enjoy flexible hybrid work in Prague (Karlin), Brno (Clubco), or remotely across CZ/SK. Only Prague-based employees are required to work from the office at least two days per week.
Competitive Benefits Package:
- Stock & Bonuses: Grant of Restricted Stock Units with a 4-year vesting plan, annual performance-based bonuses, and an employee stock purchase plan.
- Time Off & Well-being: Flexible Time Off, on top of the standard 5 weeks vacation, flexible paid sick days, fully paid Short Term Sick/Nursing Leave, 16-week parental leave, grandparent leave, and additional company holidays.
- Insurance & Health: Pension Insurance Contribution, Premium life insurance, Private medical care (for you and +1), and a Global Employee Assistance Program.
- Work Perks: Monthly meal and well-being allowance, high-end MacBook/Windows laptop, work-from-home support, and in-office refreshments.
- Growth & Community: LinkedIn Learning, internal mentoring, educational support, generous referral bonuses, and optional company events (sports, BBQs, charity).
Be part of an inclusive, innovative workplace that values belonging, flexibility, and growth!
SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
SentinelOne participates in the E-Verify Program for all U.S. based roles.
