Senior Staff Software Engineer Platform org

Our Purpose

At SentinelOne we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build operate and innovate the responsibility to protect them becomes more critical than ever. When you join SentinelOne your work helps protect global enterprises critical infrastructure and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real measurable and global you will find purpose here.

About Us

SentinelOne is a company at the intersection of AI and security pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint cloud identity data and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics intelligent automation and a unified data foundation we reduce noise simplify complexity and empower security teams to focus on what truly matters.

Our teams are builders problem-solvers and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented mission-driven people we invite you to help us build a safer future for humanity.

What Are We Looking For

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business and we enable every team member regardless of role or level to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions experiment thoughtfully and apply what they learn to drive better faster smarter outcomes.

As a Senior Staff Software Engineer you will be tasked with driving the transformation of one of our core systems into a scalable modern microservices architecture and defining the next generation of our this high-visibility high-impact role you will lead an ambitious initiative to break down a complex monolithic system written primarily in Python into a scalable multi-tenant cloud-native set of services. You will collaborate across the SentinelOne engineering organization with multiple engineering and product management leaders to design solutions capable of handling global SaaS scale processing petabytes of data daily.

What Will You Do

Primary responsibilities include:

• Dive deep into our current monolithic architecture identify pain points and design innovative solutions to address them in an iterative way.
• Lead the design and development of a new microservices architecture that supports scalability maintainability and operational excellence.
• Collaborate with teams to evaluate and implement the right tools frameworks and methodologies for building a robust microservices ecosystem.
• Write high-quality production-ready code in a hands-on capacity.
• Guide and mentor other engineers contribute to their professional growth share best practices and architectural insights and foster a culture of engineering excellence.
• Partner with other engineering product design quality DevOps/Infra teams and leadership to align on objectives design timelines and execution strategies.

What Skills and Knowledge Will You Bring

Ideal candidates will have:

• Extensive software engineering experience including proven expertise in architecting large-scale distributed systems and microservices architecture with a focus on performance scalability and reliability.
• Demonstrated experience leading the transition from a monolithic architecture to cloud-native microservices.
• Proficiency in Java and/or Go with additional experience in Python considered a plus.
• Extensive experience with cloud platforms (AWS and/or GCP) and container orchestration using Kubernetes and Docker.
• Strong technical communication skills with the ability to articulate architectural concepts and influence engineering direction across teams departments and stakeholders.

Why SentinelOne

AI is redefining how the world operates and rewriting the rules of security in real time and SentinelOne was built for this moment. From day one we architected an AI-native platform designed to operate at machine speed not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together this is that place.

We invest in our Sentinels with comprehensive competitive benefits designed to support you and your family:

Equity & Rewards

• Restricted Stock Units (RSUs)
• Employee Stock Purchase Plan (ESPP)
• Performance-based bonus

Time Off & Wellbeing

• Flexible time off on top of the standard 5 weeks PTO
• Paid company wellness days and fully paid short-term sick/nursing leave
• Gender-neutral parental leave

Insurance & Financial Security

• Private medical care benefit
• Life and disability insurance
• Pension Insurance contribution
• Global business travel medical insurance
• Employee Assistance Program (EAP)

Work Perks & Flexibility

• Global home office allowance
• Meal allowance
• Hybrid work in Prague (Karlin) Brno (Clubco) or remote in CZ/SK.
• Only Prague-based employees are required to work from the office at least 2 days/week.

Wellness & Lifestyle

• Wellbeing allowance
• MultiSport benefit program
• Wellness Coach app