Software Engineer Intern (React)

SentinelOne


Job Location:

Brno - Czech Republic

Monthly Salary: Not Disclosed
Posted on: Yesterday
Vacancies: 1 Vacancy

Job Summary

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 an Software Engineer Intern you will be tasked with building and testing React-based UI components at the platform level.

You will get hands-on exposure to industry-standard development workflows and tools including GitHub Jenkins and GitHub Actions working alongside experienced engineers to understand how production-grade frontend systems are built and maintained.

You will have the opportunity to contribute to highly scalable maintainable and robust codebases while leveraging modern AI-assisted development tools like Claude Code to grow your skills and productivity.

What Will You Do

Primary responsibilities include:

  • Help shape the InfraTable platform component by developing new features addressing technical debt and improving the developer experience.
  • Collaborate with Product Management UX and other engineers on the strategic direction of the component.
  • Be accountable for features from the requirements refinement phase to the successful production deployment.
  • Provide constructive feedback during code reviews to support continuous improvement.
  • Develop React-based UI components for the platform following existing design code standards unit tests E2E tests and documentation.
  • Write clean well-structured code to implement responsive and accessible frontend interfaces.
  • Support the team in documenting and improving frontend workflows flagging issues and suggesting small improvements as you learn the codebase.

What Skills and Knowledge Will You Bring

Ideal candidates will have:

  • Hands-on familiarity with React and JavaScript/TypeScript through personal or academic projects.
  • Basic understanding ofCSS and responsive design principles.
  • Comfort usingGit and GitHub for version control (even at a basic level commits branches pull requests).
  • A keen eye forUI quality and detail able to spot visual inconsistencies and usability issues during testing.
  • Demonstratedproblem-solving mindset ability to break down issues methodically debug independently and seek help when genuinely stuck.
  • Basic awareness ofAI-assisted development tools such as Claude Code and openness to using them responsibly to improve productivity and code quality.

Our global internship program trains the next-generation of cybersecurity talent across a range of specializations from threat intelligence to information security engineering and marketing. Interns can learn about the network security industry from leading thinkers grow their professional networks and be part of a career-defining experience including:

  • 1:1 mentorship throughout your internship
  • Flexible working hours adjusted to your academic schedule (20 hours/week 6-month program: October 5 2026 April 2 2027)
  • Hands-on experience with challenging meaningful projects
  • Access to training and professional development opportunities
  • Networking connections with recent graduates and employees across the company
  • Leadership speaker series featuring senior leaders and industry experts
  • A fun engaging workplace with regular team events

Required Experience:

Intern

Our PurposeAt 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 e...

About Company

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A group of defense and intelligence experts saw savvy attackers compromising endpoints seemingly at will. Traditional approaches failed to provide sufficient protection. They founded SentinelOne to develop a dramatic new approach to endpoint protection. It’s one that applies AI and ma ... View more

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