Senior Staff Software Engineer (Java) - Security Graph



Software Engineering
Brno, Czechia · South Moravian Region, Czechia
Posted on Monday, April 22, 2024

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?

Our team solves non-trivial scale and data problems with a unique blending of cloud, distributed systems, and software optimisation techniques and services.

As a Sr. Staff Engineer, you will be responsible for building features of our Security Data Lake product, that process several Petabytes of data per day. You will play a key role in defining and executing development procedures, building the products and working with your team members in order to get things done. You will interact with peer engineers from within as well as across the org, tech leads and architects, product management, sales, and marketing.

If you are a lead engineer with a keen product eye, you’ll have amazing opportunities to directly impact how customers leverage our Security Data Lake platform in order to protect their business.

What will you do?

  • Design and implement scalable and efficient backend services
  • Work with product managers & tech leads to break down and estimate tasks towards delivering any features to customers.
  • Collaborate with cross-functional teams to develop and enhance the SentinelOne Security Data lake Cloud detection services
  • Evangelize best practices in technology, including design patterns, algorithms, and data structures.
  • Anticipate, refactor, and mitigate potential bugs and vulnerabilities to ensure code quality and reliability.
  • Help team members solve problems and support them in their growth.
  • Review the work of other team members and provide constructive feedback.
  • Master the architecture and dependencies of the feature area and contribute to its design and architecture

Our stack:

  • Most of our new components are written in Java.
  • For communication between our microservices we're using gRPC, REST, GraphQL APIs, and Kafka, depending on the requirements.
  • We use Redis for caches and PostgreSQL for metadata storage
  • We run our services in AWS and GCP, including FedRAMP-designated environments
  • Our Devops stack includes Docker, K8s, Jenkins, Github, Terraform and more

What skills or knowledge should you bring?

  • Bachelor's degree in Computer Science or a related field (or equivalent experience).
  • 10+ years of experience in designing and developing high-performance micro-service-based backend systems.
  • You’re passionate about building high-scale elegant and simple distributed systems - and during the past several years you’ve successfully designed & implemented them to solve complex problems
  • You enjoy a collaborative development process using design discussions and code review
  • You’re looking for the technical challenges of ingesting and processing petabytes of data daily
  • You enjoy writing modern Java
  • You possess solid foundation on building data pipelines, experience with solving high volume streaming challenges
  • You can identify relevant improvements/solutions in the literature & bring them into production when they fit
  • Deep understanding of technology trade-offs and costs of different options, to keep the system stable and scalable
  • Hands-on experience with Kafka and it’s ecosystem

Why us?

You will be joining a cutting-edge company, where you will tackle extraordinary challenges and work with the very best in the industry.

  • Flexible working hours, In Prague & nearby we're working in a hybrid model with offices in Karlin, 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) 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 (e.g. 4 days in 2022)
  • 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)
  • High-end MacBook or Windows laptop, Home-office-setup gear & on top of that additional WFH Allowance
  • Udemy Business 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.