Staff Software Engineer, Core Platform
Prompt Security
Software Engineering
United States
USD 148k-190k / year + Equity
Posted on Mar 26, 2026
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.
US position specific:
Due to Federal Government contract requirements, U.S. Citizenship is required for this position.
FedRamp Staff may be subject to customer or third party background checks up to and including Secret Clearance if required by their role at SentinelOne.
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What are we looking for?
About our team - You'll be joining our dedicated platform team with a primary focus on providing high-quality 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 API strategy and tooling, workflow orchestration, shared services & frameworks, data exports, asynchronous data sync, usage metering, and more.
As a Staff Software Engineer on the Core Platform engineering team, you'll play a crucial role in ensuring the smooth functioning of these critical components, and empower our users to achieve their goals. Especially for the Staff level, 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 and DevEx of our colleagues - create new features, scalable systems & tooling or rebuild the existing ones from scratch.
Join our international team of 11 (with colleagues across Brno, Prague, India, and Japan) 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?
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
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!
Base Salary Range
$148,000—$190,000 USD
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.
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.
US position specific:
Due to Federal Government contract requirements, U.S. Citizenship is required for this position.
FedRamp Staff may be subject to customer or third party background checks up to and including Secret Clearance if required by their role at SentinelOne.
—------------------------------------------------------------------------------------------------
What are we looking for?
About our team - You'll be joining our dedicated platform team with a primary focus on providing high-quality 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 API strategy and tooling, workflow orchestration, shared services & frameworks, data exports, asynchronous data sync, usage metering, and more.
As a Staff Software Engineer on the Core Platform engineering team, you'll play a crucial role in ensuring the smooth functioning of these critical components, and empower our users to achieve their goals. Especially for the Staff level, 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 and DevEx of our colleagues - create new features, scalable systems & tooling or rebuild the existing ones from scratch.
Join our international team of 11 (with colleagues across Brno, Prague, India, and Japan) 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 ensure smooth operations; be part of rotating on-call duty to respond/troubleshoot to the outage incidents.
- Product Usage Metering Platform: Develop and maintain a platform that processes massive amounts of data (billions of events) while ensuring compliance with security and financial regulatory requirements (e.g., SOC2, SOX).
- Data Export Platform: Create and manage systems for exporting various product data into our internal business intelligence (BI) analytics systems.
- Common Services and Frameworks: Design and optimize common services, frameworks, and libraries with a focus on performance, security, reliability, and excellent developer experience.
- API Strategy and Governance: Define and drive the overall API strategy across the organization, ensuring alignment with product and engineering goals. Establish best practices for designing, developing, and maintaining both GraphQL and REST APIs.
- Asynchronous Data Synchronization: Implement and support an asynchronous data synchronization platform based on Change Data Capture (CDC) principles and Kafka infrastructure.
- Workflow Orchestration Engine: Develop and maintain an internal workflow orchestration engine to streamline processes and enhance efficiency.
- Additional Responsibilities: Engage in various other tasks and projects that support our mission and drive continuous improvement.
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, GCP etc.), and containerization & orchestration (Docker, Helm & Kubernetes).
- Strong familiarity with agile development methodologies.
- Exceptional drive, communication (written and verbal), and problem-solving skills.
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
- You will be joining a cutting-edge company, where you will tackle extraordinary challenges and work with the very best in the industry
- Medical, Vision, Dental, 401(k), Commuter, Health and Dependent FSA
- Unlimited PTO
- Industry-leading gender-neutral parental leave
- Paid company holidays
- Paid sick time
- Employee stock purchase program
- Disability and life insurance
- Employee assistance program
- Gym membership reimbursement
- Cell phone reimbursement
- Numerous company-sponsored events including regular happy hours and team-building events
Base Salary Range
$148,000—$190,000 USD
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.