Staff Software Engineer

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?

At SentinelOne, we're transforming the developer platform to offer a unified Developer Experience. To help us achieve that, we're seeking a Staff (techlead-level) SW Engineer for a new key role that will participate in this transformation and help define the next generation of our platform.

• You'll be a key player in our ambitious initiative to design and implement secure, scalable, reliable Developer Platform & APIs, built using modern technologies and approaches. This Developer Platform exists on top of our Infrastructure Platform, and its APIs need to provide both a unified customer-friendly developer experience and internal infrastructure service protection.
• You'll put into use your strong experience with Developer Platform / DevEx fundamentals, including developing infrastructure platform services that enable scalability, efficiency, and ease of use for internal developers. You will also employ your deep proficiency with CI/CD pipelines and tools at a large scale, as you will help to shape how services are built, deployed, and managed across S1.
• Strong ownership - In this role, you will work with multiple engineering and PM leaders and teams across the S1 engineering organization on this initiative. We value collaboration, innovation, creativity, and technical excellence in our area.
• You'll deal with the scale of globally deployed platform, across 6 AWS/GCP regions and GovCloud, that altogether process over 9 Petabytes of data ingests daily and 3+ Trillion events from tens of millions of endpoints we protect at our enterprise & public sector clients across the globe, including 4 of the Fortune 10 and hundreds of Global 2000 companies.

If you are passionate about impactful, high-stakes projects, this is your opportunity to shine

• Help create the Future: Dive deep into our current developer platform, identify pain points, and design innovative solutions to address them in an iterative way toward a shared vision. Participate in design and development of a new architecture that supports scalability, maintainability, and operational excellence.
• Modernize the Stack: Collaborate with architects and teams to evaluate and implement the right tools, frameworks, and methodologies for building a robust, user-centric developer platform.
• Hands-on Development: Write high-quality, production-ready code.
• Mentor and Lead: Guide and mentor other engineers, contribute to their professional growth, share best practices and architectural insights, and foster a culture of engineering excellence. Your involvement increases the overall quality, whether you wrote it directly, reviewed it, or had a hand in designing it.
• Collaborate Across Teams and Orgs: Partner with engineering, architects, product, design, quality, DevOps/Infra teams, and leadership to align on objectives, design, timelines, and execution strategies.

Our stack: Java, Go; Kubernetes, Docker, AWS, GCP, FedRAMP; GitHub Actions, ArgoCD; GitHub Enterprise; depending on the requirements of the service for communication, we use Kafka, REST API, GraphQL, gRPC, etc.; Postgres, MongoDB, Redis, ClickHouse; Prometheus/Thanos, Grafana

• Extensive SW engineering experience in designing and developing large-scale distributed systems and microservices architectures, with a focus on performance, scalability, and reliability
• Expertise in Developer Platform / DevEx fundamentals and infrastructure platform services design
• Proficiency in Java and/or Go; experience with Python is a plus
• Deep proficiency in CI/CD pipelines and tooling (e.g., GitHub Actions, ArgoCD, Jenkins) in large-scale environments
• Extensive experience with cloud platforms (AWS and/or GCP) and Kubernetes
• Excellent problem-solving skills
• Strong ownership and accountability, with proven experience driving large, impactful projects
• Strong communication skills and ability to articulate technical concepts and influence engineering direction across teams, departments, and stakeholders in multiple time zones

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.

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.
• Health & Insurance: Private medical care (for you and +1), premium life insurance, pension contribution, 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