SentinelOne

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?

About our team - You'll be joining 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. As a Senior SW Engineer on Customer Lifecycle Management team, you'll play a crucial role in ensuring the smooth functioning of these critical components, and empower 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 extensively 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 9 (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?

• 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 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 Toggles Service: Implement and support a feature toggles 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 (v17 to adhere to FIPS, in the next few months we'll migrate to v21), Spring framework family (Boot, Web, Web-Flux, Cloud), Gradle, Jooq, Python & Golang (as secondary programming languages, Python to be displaced in cca 6 months); Kafka, PostgreSQL, ClickHouse, Redis, Docker, Helm, Kubernetes, Terraform, AWS/GCP across 5 cloudregions, GitHub Actions, ArgoCD, Prometheus, Grafana

What skills and knowledge should you bring?

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
• Python and/or Go (part of our codebase has been written in Python and Go)
• Working with large-scale management systems and optimizing systems for scalability and performance

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.

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!

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.