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?

We’re 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 Staff Software Engineer on the Customer Lifecycle Management team, you'll join our dedicated platform team, committed to providing essential services that support the success of other developer teams. Your primary customers will be fellow SentinelOne developers who rely on our department's key services, including identity and user management, metering, license management and more. You'll play a crucial role in ensuring the smooth functioning of these critical components and empowering our users to achieve their goals.

We are seeking a seasoned colleague with the ability to lead epics, features and inspire others; and also to participate in the architecture of the new solutions we're building. Together with us you'll elevate the entire journey of our customers - create new features & scalable systems, rebuilt the existing ones from scratch, and provide comprehensive & robust APIs, that help both S1 and our customers/partners manage customer-centric interactions within our flagship SaaS platform .

Join our international team of 12 (with colleagues across Brno, Prague, Slovakia and Israel) and become an integral part of a friendly, collaborative, pragmatic, professional, and diverse group of individuals who are ready to tackle major SW engineering challenges!

What Will You Do?

Primary responsibilities include:

Collaborate across teams - to shape and define system requirements, ensuring alignment with overall business goals.
Design and drive projects - lead execution of high-priority, high-visibility platform projects, ensuring timely delivery and exceptional quality.
Own feature development - take full ownership of the feature development lifecycle, from refining requirements through to successful production deployment, ensuring seamless integration and functionality.
Build and maintain secure and scalable backend - infrastructure that serves as the backbone for other development teams, supporting their needs and enhancing overall system performance.
Ensure efficiency and performance - develop solutions that guarantee reliability, scalability, and optimal performance, leveraging best practices and modern technologies.
Conduct code reviews - provide constructive feedback, fostering a culture of continuous improvement and high-quality code standards.
Troubleshoot complex issues - quickly identify, diagnose, and resolve, minimize downtime and ensuring smooth operations; be part of rotating on-call duty to respond/troubleshoot to the outage incidents.
Key business responsibilities / Your main focus areas on our team
- Scalable Customer Lifecycle Management: Develop and maintain systems to manage the lifecycle of our over 15k B2B/B2G customers, with an annual growth rate of over 20%.
- Enterprise Customer and Cloud Fleet Management: Create and optimize systems for managing and provisioning enterprise customers and cloud fleets.
- Modern Licensing Platform: Design, build and manage a licensing platform that seamlessly connects our product runtimes to our sales and business processes.
- Trial and Demo Account Management: Oversee the ecosystem for trial and demo accounts, ensuring smooth operations and user satisfaction.
- Feature Flag Service: Implement and support a feature flag service with canary rollout capabilities to manage feature deployments efficiently.
- Global Tenant and Organization Management: Develop and maintain systems for managing global tenants and organizations, ensuring robust and scalable solutions for our business partners and enterprise customers.
Your stack: Java (v21,25), Spring framework family (Boot, Web, Web-Flux, Cloud), Gradle, Jooq; Kafka, PostgreSQL, ClickHouse, Redis, Docker, Helm, Kubernetes, Terraform, AWS/GCP across multiple cloudregions, GitHub Actions, ArgoCD, Prometheus, Grafana. To enable you in your work, we provide company access to various modern AI-powered tools for both R&D and non-R&D tasks.

What Skills and Knowledge Will You Bring?

Ideal candidates will have:

You are a passionate software engineer driven to deliver high-quality products. You go beyond just coding; you take accountability for specific deliverables and lead projects from the initial design phase through to final delivery. Being a team player is in your DNA, and you thrive in collaborative environments, contributing effectively to shared goals. Your deep understanding of how technology works, especially in cloud multi-tenant environments, sets you apart. You are not content with routine tasks – you excel at solving complex problems, showcasing your knack for innovation and strategic thinking. Recognizing that our primary customers are developers, you are excited about creating solutions that cater to their specific needs and enhance their overall experience.
Must haves:
- Several years of experience in designing services and developing features using Java.
- Proven knowledge in: designing and architecting large and scalable cloud-based applications, developing on public cloud infrastructure (AWS and/or GCP etc.), and containerization & orchestration (Docker, Helm & Kubernetes).
- Strong familiarity with agile development methodologies.
- Exceptional drive, communication (written and verbal), and problem-solving skills.
Learn and Grow With Us: It’s a plus if you have experience with any of these - if not, don't worry, you'll have an opportunity to get your hands dirty and learn with us!
- Spring framework family (Boot, Web, Web-Flux, Cloud), Gradle, Jooq
- Kafka, Redis, PostgreSQL, ClickHouse; Prometheus, Grafana
- Working with large-scale management systems and optimizing systems for scalability and performance

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)

Time Off & Wellbeing

Competitive leave benefits
Gender-neutral parental leave

Insurance & Financial Security

Medical and insurance benefits
Pension

Work Perks & Flexibility

Global home office allowance

Wellness & Lifestyle

Wellbeing allowance
MultiSport benefit program

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.

Staff Software Engineer (Java) - Customer Lifecycle Management team

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