Senior Software Engineer - Performance & Scalability

About Us:

SentinelOne is defining the future of cybersecurity through our XDR platform that automatically prevents, detects, and responds to threats in real-time. Singularity XDR ingests data and leverages our patented AI models to deliver autonomous protection. With SentinelOne, organizations gain full transparency into everything happening across the network at machine speed – to defeat every attack, at every stage of the threat lifecycle. 

We are a values-driven team where names are known, results are rewarded, and friendships are formed. Trust, accountability, relentlessness, ingenuity, and OneSentinel define the pillars of our collaborative and unified global culture. We're looking for people that will drive team success and collaboration across SentinelOne. If you’re enthusiastic about innovative approaches to problem-solving, we would love to speak with you about joining our team!

What are we looking for?

We are looking for a highly skilled and experienced Senior Software Engineer with a strong background in OR interest in Performance Engineering and a deep understanding of software scalability and efficiency to join the Performance Engineering team. If you like to delve deep into performance and scalability problems, analyze and thoroughly test performance of varied complex software products, you will feel at home in our team. 

What will you do?

• Design, architect, implement, maintain and/or refactor existing performance testing frameworks, platform and test infrastructure in a robust and reusable way to support the business targets.
• Work closely with multiple development teams on performance of their products, point out and validate potential scalability and efficiency problems.
• Navigate complex cloud infrastructure to identify and efficiently test potential performance and scalability problems. Reuse existing or create new tools to achieve the goal.
• You will deal with the scale of globally deployed SW product across 6 AWS/GCP regions, that all together processes daily petabytes of data ingested and billions of events from tens of millions of endpoints & clouds we protect at enterprise & public sector clients across the globe, incl. 4 of Fortune 10 & hundreds of Global 2000 companies.

Your tools: Python, Pytest, Psutils, Powershell, WPR (Windows Performance Recorder) etc.

What skills and knowledge should you bring?

• Strong development experience (Java, Python or Go preferred)
• Experience with cloud based APIs
• An Agile mindset with experience working in an Agile environment
• Broad experience with CI/CD tools & technologies (Jenkins, Artifactory, Git, Docker, Kubernetes)
• Strong communication capabilities and self-management capabilities: proactive, initiative, self-learner, problem-solver

It’d be great if you have experience with / or You’d learn & gain on our team:

• Big advantage: Multiple years of hands-on experience in performance engineering & tuning and with techniques such as profiling, sampling, memory leak analysis etc.
• Big advantage: Proven experience in design and development of performance testing platforms & frameworks or test automation solutions & infrastructure
• Big advantage: Experience in SW validation methodologies and concepts, testing and integration
• Deep understanding of major clouds, especially AWS including experience with auto-scaling
• ELK stack or alternative
• Gatling, K6, Jmeter or similar load testing tool

Why us?

You will work on real-world problems and make an impact by protecting our customers from cyber threats. You will be joining a cutting-edge project and will be able to influence the architecture, design, and structure of our core platform. You will tackle extraordinary challenges and work with the very BEST in the industry.

What we offer you

• Permanent-fulltime collaboration (UoP)
• Flexible working hours, this is a remote role based within Poland; we provide optional membership in major co-working spaces
• Currently for this role in Poland we are able to consider only candidates that are already eligible to work in the EU at the time of applying
• Optionally for those willing to relocate to the Czech Republic relocation assistance is available for any candidates that are already eligible to work in the EU at the time of applying
  
• Generous employee stock plan in the form of grant of RSUs (restricted stock units), not options; 4 years vesting with 1 year cliff and then quarterly, stock refresh yearly
• Yearly bonus depending on the performance of the company, paid out in 2 installments
• LuxMed, Life Insurance, Disability Insurance, PPK (4% employer contribution)
• Flexible time off (up to 30 paid days off per annum!)
• Volunteering paid day off & Additional paid Company holidays off (e.g. 4 days in 2022)
• Monthly Wellness Allowance
• Monthly Working from Home allowance
• Global gender-neutral Parental Leave (16 weeks, beyond the leave provided by the local laws) & Grandparent Leave
• Global Employee Assistance Program (confidential counseling related to both personal and work life matters)
• LinkedIn Learning platform for Hard/Soft skills Training & Support for your further educational activities/trainings
• Above-standard referral bonus
• DEI&B programs that promote employee resource groups like SentinelWIN (Women Inclusion Network), Blk@S1, Latinos@S1, Pan-Asian@S1, Out@S1 (LGBTQIA+) and Sentinels Who Served

& Aditional Country-specific Benefits & Allowances To Poland

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.