Senior Software Engineer - UI Services and Infrastructure

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?

SentinelOne is looking for a Senior Software Engineer for the UI Services and Infra team, a group of engineers who design and build tools and solutions that will give our engineers greater control over internal systems while improving their ability to deliver software sustainably, and quickly. This team will be tackling greenfield projects while working to improve the long-term sustainability of the SentinelOne engineering model. Software Engineers at SentinelOne work in a highly collaborative environment, one size does not fit all so please bring your bag of tricks and ability to teach them to others.

What will you do? 

• Planning and Leading complex technical projects
• Working on systems that allow our engineers to deliver features for SentinelOne safely, quickly, and reliably
• Acting as an expert and enabler for Engineering teams to move Cloud-native model
• Owning key metrics around performance, throughput, and failure rates
• Engage with stakeholders to understand their needs and gather feedback to ensure the tools/services meet their requirements and provide an intuitive user experience.
• Create and maintain comprehensive documentation for the services/tools, including developer guides, best practices, and API references.
• Contribute to shared components used across 20+ teams
• Identify opportunities for enhancing existing services/tools related to the UI Platform and implement solutions to address pain points and improve overall efficiency.
• Ensure applications are fast, responsive, and scalable by optimizing performance and addressing bottlenecks.

What skills and knowledge should you bring?

• Passion for leading technical aspects of projects for cross-functional teams
• Excellence as a team player who thrives in a collaborative environment
• Be a constant learner who is looking to solve interesting and challenging problems
• A growth mindset, someone who is keen to learn and continuously improve
• Experience building applications in React and TypeScript.
• Experience working with REST APIs and GraphQL.
• Understanding of the principles of building reusable UI components.
• You have strong software engineering skills, and love solving large complex problems - you are ready to research, document, troubleshoot, and diagnose problems.
• Passion for building tools that accelerate processes and improve engineering effectiveness

Qualifications

• Experience with backend development - NodeJS, Python, or Go
• Experience working with frontend development, especially React or NextJS
• Understanding of programming principles like SOLID, DRY, and various design patterns
• Familiarity with build and development tools (ie, Webpack, Babel, Rollup, ESBuild).
• Knowledge of code quality tools (ie, ESLint, Prettier).
• Experience with monorepos and tools around it (ie, Nx, npm / yarn workspaces, etc).
• Skills in identifying and addressing performance bottlenecks.
• ​​Understanding of browser rendering and optimization techniques.
• Familiarity with continuous integration and continuous deployment practices and tools (Jenkins, GitHub Actions)

It’s a plus if you have experience with:

• Advanced state management libraries like Recoil
• Performance optimization techniques for web applications.
• OWASP: Best practices to improve software security
• PostgreSQL, Redis: For robust and efficient data storage and retrieval.
• Docker, Helm, Kubernetes: For containerization and orchestration, ensuring scalable and manageable deployments.
• AWS, GCP: Leveraging cloud services for scalable and reliable infrastructure.
• Jenkins, GitHub Actions, ArgoCD: For continuous integration and deployment, facilitating rapid and reliable delivery of features.

Why us?

Join us to work on real-world problems that have a significant impact by protecting our customers from cyber threats. As part of our core platform team, you will work with modern technologies and have the opportunity to influence the architecture, design, and structure of our core projects. You will face extraordinary challenges and collaborate with some of the BEST minds in the industry.

What we offer you

• Flexible working hours, In Prague & nearby we're working in a hybrid model with offices in Karlin (brand new Missouri Park), remotely in the rest of CZ or SK, with optional Brno offices (Clubco Vlněna) for those who like to meet
• Generous employee stock plan in the form of RSUs (restricted stock units) grant not options; 4 years vesting with 1-year cliff and then quarterly
• Yearly bonus depending on the performance of the company, paid out in 2 installments
• Flexible Time Off (on top of the standard 5 weeks of vacation)
• Flexible Paid Sick Days
• Fully Paid Short Term Sick/Short Term Nursing Leave
• Global gender-neutral Parental Leave (16 weeks, beyond the leave provided by the local laws) & Grandparent Leave
• Volunteering paid day off & Additional paid Company holidays off
• Pension insurance contribution
• Premium Life Insurance covered by S1
• Monthly Meal & Wellbeing Allowance
• Private medical care membership for you and your +1
• Global Employee Assistance Program (confidential counseling related to both personal and work life matters), Wellness Coach:Mind Body Sleep app company access (sessions, audiobooks, classes, private coaching etc.)
• High-end MacBook or Windows laptop, Home-office-setup gear & on top of that additional WFH Allowance
• LinkedIn Learning platform for Hard/Soft skills Training, internal mentoring 'MentorOne' & Support for your further educational activities/trainings
• Above-standard referral bonus
• On top of RSUs, you can benefit also from our attractive ESPP (employee stock purchase plan)
• Refreshments and snacks at the offices
• Optional company events for those who like to meet outside of work too (sport, BBQ, charity etc.)
• DEI&B programs that promote employee resource groups like SentinelWIN (Women Inclusion Network), Blk@S1, Latinos@S1, Pan-Asian@S1, Out@S1 (LGBTQIA+) and Sentinels Who Served

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.