• Backend szolgáltatások fejlesztése Node.js / JavaScript használatával • Event-driven rendszerek és adatpipeline-ok fejlesztése • Serverless funkciók fejlesztése AWS Lambda segítségével • Backend komponensek fejlesztése Docker konténerizált környezetben • API-k és backend logika implementálása • Üzenetküldő rendszerek használata (SQS, Kinesis) • Együttműködés nemzetközi fejlesztőcsapattal • A rendszer teljesítményének, stabilitásának és skálázhatóságának javítása

• Own execution of implementation work end-to-end: design, build, test, release, and operate services and features. • Build and evolve backend services in Golang, including REST, gRPC and WebRTC APIs. • Contribute to platform capabilities including serverless workloads, pub/sub messaging (NATS), and service integrations. • Work with data stores and infrastructure such as Postgres, Redis, and Milvus to deliver reliable, performant systems. • Contribute to frontend delivery using TypeScript and Aurelia when required (UI wiring, feature implementation, integration). • Use agentic tooling to support development workflows (design exploration, code generation, refactoring, test creation, troubleshooting), and validate outputs with strong review and verification habits. • Improve reliability and performance through strong engineering fundamentals: observability, profiling, throughput, and compute efficiency. • Participate in code reviews, technical discussions, and continuous improvement of engineering practices.

• Design, develop, and maintain scalable, secure, and high-performance applications using Python/TurboGears, PHP, and JavaScript • Architect and implement RESTful APIs and backend services with a focus on scalability and maintainability • Lead database design, optimization, and performance tuning with PostgreSQL as the primary database • Deploy, monitor, and maintain applications on AWS & Azure Environments. • Implement CI/CD pipelines and support DevOps best practices for automated build, test, and deployment • Troubleshoot, debug, and resolve production issues while ensuring minimal downtime • Improve system performance, reliability, scalability, and security continuously

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We’re also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. We’re always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters? The future of cybersecurity starts with you. About the Role: We are CrowdStrike's data platform team. We build large scalable tier-1 distributed systems and highly available APIs. The shareable and reusable platform services support the needs of all CrowdStrike products such as Cloud Security, Next-Gen SIEM, Identity Protection, Endpoint Security and Charlotte AI. We’re looking for a Sr. Backend Engineer II to build new platform backend capabilities to enable product launches and to handle massive growth in traffic as we continue to experience dramatic growth in the usage of our products. This role is for an experienced Sr. Backend Engineer II adept with cloud engineering principles. Your passion and meticulous attention to performance, reliability and scalability will be key ingredients to your success here at CrowdStrike. This is a hybrid role based out of our office in NYC. Candidate should be comfortable visiting the office twice a week once the development center is established. What You’ll Do: - Lead backend engineering efforts from rapid prototypes to large-scale applications across CrowdStrike products. - Design, develop, document, test, deploy, operate and enhance large-scale, resilient and fault-tolerant services. - Take ownership and be accountable for deliverables. Work on cross-team platform-level initiatives and projects. - Troubleshoot critical production issues during on-call rotations and implement solutions. Triage system issues and debug by analyzing the sources of issues and the impact on service operations. - Be mentored and mentor other developers on web, backend and data storage technologies and our system. - Constantly re-evaluate our product to improve architecture, knowledge models, user experience, performance and stability. - What You’ll Use: - Go (Golang) - Java8 - Python - git - Cassandra - Kafka - OpenSearch - Postgres - Redis - AWS Cloud ​ ​What You’ll Need: - Degree in Computer Science (or commensurate experience in data structures/algorithms/distributed systems). - Expert knowledge of any of the following backend languages: Go, Scala, Java, Node.js or Python (We use Go) - The ability to scale backend systems – sharding, partitioning, scaling horizontally are second nature to you. - The desire to ship code and the love of seeing your bits run in production. Deep understanding of distributed systems and scalability challenges. - Team player skills – we embrace collaborating as a team as much as possible. A thorough understanding of engineering best practices from appropriate testing paradigms to effective peer code reviews and resilient architecture. - The ability to thrive in a fast paced, test-driven, collaborative and iterative programming environment. - The ability to troubleshoot and pinpoint system failures across a broad pipeline of services. The skills to meet your commitments on time and produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration. Bonus Points: Authored and led successful open source libraries and projects. Contributions to the open source community (GitHub, Stack Overflow, blogging). Existing exposure to Go, Scala, AWS, Cassandra, Kafka, OpenSearch. Bring your experience in distributed technologies and algorithms, your great API and systems design sensibilities, and your passion for writing code that performs at extreme scale. You will help build a platform that scales to millions of events per second and Terabytes of data per day. If you want a job that makes a difference in the world and operates at high scale, you’ve come to the right place. #LI-IL1 #LI-DG1 #HTF Benefits of Working at CrowdStrike: - Market leader in compensation and equity awards - Comprehensive physical and mental wellness programs - Competitive vacation and holidays for recharge - Paid parental and adoption leaves - Professional development opportunities for all employees regardless of level or role - Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections - Vibrant office culture with world class amenities - Great Place to Work Certified™ across the globe CrowdStrike is proud to be an equal opportunity employer. We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed. We support veterans and individuals with disabilities through our affirmative action program. CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment. The Company does not discriminate in employment opportunities or practices on the basis of race, color, creed, ethnicity, religion, sex (including pregnancy or pregnancy-related medical conditions), sexual orientation, gender identity, marital or family status, veteran status, age, national origin, ancestry, physical disability (including HIV and AIDS), mental disability, medical condition, genetic information, membership or activity in a local human rights commission, status with regard to public assistance, or any other characteristic protected by law. We base all employment decisions--including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs--on valid job requirements. If you need assistance accessing or reviewing the information on this website or need help submitting an application for employment or requesting an accommodation, please contact us at recruiting@crowdstrike.com for further assistance. Find out more about your rights as an applicant. CrowdStrike participates in the E-Verify program. Notice of E-Verify Participation Right to Work CrowdStrike, Inc. is committed to fair and equitable compensation practices. Placement within the pay range is dependent on a variety of factors including, but not limited to, relevant work experience, skills, certifications, job level, supervisory status, and location. The base salary range for this position for all U.S. candidates is $160,000 - $250,000 per year, with eligibility for bonuses, equity grants and a comprehensive benefits package that includes health insurance, 401k and paid time off.For detailed information about the U.S. benefits package, please click here.