Sr. Java Software Engineer, Sandbox | Romania or Ireland (Remote)

  • Engineering
  • IT Hardware
  • IT Software
  • Job type: full-time
    Job level: 1 - 5 years of experience
  • Cluj Napoca
  • Timisoara
  • Updated at: 02.12.2021

    At CrowdStrike we’re on a mission - to stop breaches. Our groundbreaking technology, services delivery, and intelligence gathering together with our innovations in machine learning and behavioral-based detection, allow our customers to not only defend themselves, but do so in a future-proof manner. Because of that we’ve earned numerous honors and top rankings for our technology, organization and talent. Our culture was purpose-built to be remote first, and we offer flexible work arrangements to help our people manage their personal and professional lives in a way that works for them. If you’re ready to work on unrivaled technology with a team that makes a difference every day, let’s talk.

    About the Role:

    CrowdStrike’s Sandbox team is expanding. We are looking for an accomplished Senior Java Engineer to help us scale the Falcon Sandbox Product that provides industry leading analysis of customer files. You will help set the technical direction for the backed processing of our Sandbox architecture and reporting features as we scale to handle millions of samples per day.

    You will work closely with our team of developers, site reliability engineers, and security researchers. Also, you will identify methods to scale components using a micro-service methodology, and help define high scale data storage and reporting technologies to allow storage of millions of data objects and efficient reporting on them.

    Our systems run in data centers and are built using cloud and SaaS design patterns. We are looking for developer with experience writing these large-scale systems. We have a challenging domain that constantly morphs as the malware writers come up with new, tricky ways to compromise your data. Our systems include application stacks and dynamic analysis software running in large virtual environments. We constantly strive to create automation to efficiently orchestrate scores of virtual machines running in data centers around the world.

    The majority of the systems are/will be written in Java, with a mix of other languages like Python for specific needs. The team embraces bringing in new languages and technologies where there is a need and it solves a problem. We want to hear about your experience!

    Find out more about the Falcon Sandbox -

    If you are a hands-on engineer who wants to operate at scale, apply & let's talk!

    Interviewing Process: Online

    Work remotely:  Our new colleague will work remotely from Romania or Ireland, Germany and Netherlands. 

    After Covid Pandemic, the colleagues based in Bucharest, Romania will have the option to work from the office or from home.

    This role is available to candidates located in Bucharest, Cluj & Timisoara, Romania, Germany, Ireland and Netherlands.

    You will:

    • Work with the team to define scaling strategies and technologies

    • Work with product management teams to identify and design new features for the sandbox to effectively analyze and report on the latest malware families

    • Ownership of the codebase for the Sandbox Backend functionality

    • Get familiar with malware and security threats to help define new ways to more effectively detect and identify emerging malware. Work jointly with security researchers across teams to understand the threat landscape

    • Drive innovation for the product to detect and report on an ever-changing threat landscape

    • Work with our Site Reliability Engineering team to meet and exceed the SLAs for system up time

    • Design new methods and technologies to meet the product throughput goals and responsiveness

    Technology Stack:

    • Java

    • Python

    • PHP

    • Java Spring Boot

    • MongoDB

    • Linux – Ubuntu

    • VirtualBox

    • Docker

    • Jenkins

    • Terraform

    • AWS Cloud

    What you need:

    • 5+ years of experience developing in Java and 1+ years using a micro-services design pattern; experience with similar languages used for developing SaaS, cloud-based products like Python, Golang, PHP will be considered as well

    • Programming experience with queuing technologies, workers and other ways to build scalable, asynchronous systems

    • Experience developing large scale, micro-service oriented systems using modern backend programming languages, Java being a key skill we are looking for

    • Experience in large scale data storage technologies, both schema and schema less

    • Ability to debug these services to identify and fix inefficiencies in the systems

    • Experience developing software to run in the cloud or a data center

    • Understanding of deployment methodologies for cloud-based software stacks

    • Extensive experience with source code branching, merging and release methodologies

    • Experience and ability to write comprehensive unit tests and collaborate with our automation testing team on designing complete end to end testing frameworks

    • Being an independent self-starter who likes to take ownership and independently seeks out new challenges

    • Proven ability to deliver customer facing, large scale software products. These systems need to be stable and highly performant at large scale

    • Willingness to work remotely with team members around the world

    Nice to have skills:

    Any experience with the following will be nice to have. These are not required for the role, but will help the candidate with the challenging environment we work in fighting the bad guys!

    • PHP development experience

    • Experience using Spring Boot, Junit, VM technologies, Docker, Gradle, and Jenkins

    • Experience developing security software products or systems

    • Experience in malware analysis, including change analysis, reverse engineering and debugging

    • Previous experience with detonation sandbox architecture

    • NoSQL databases and search optimization




    Benefits of Working at CrowdStrike:

    • Flexible work hours and remote friendly environment

    • Market leader in compensation and equity awards

    • Comprehensive health benefits

    • Wellness programs

    • Peer recognition

    • A variety of professional development and mentorship opportunities

    • Inclusive culture focused on people, customers and innovation

    • Working with the latest technologies

    • Open offices have stocked kitchens, coffee, soda and treats

    • Regular team activities, including happy hours and community service events

    We are committed to building an inclusive culture of belonging that not only embraces the diversity of our people but also reflects the diversity of the communities in which we work and the customers we serve. We know that the happiest and highest performing teams include people with diverse perspectives that encourage new ways of solving problems, so we strive to attract and develop talent from all backgrounds and create workplaces where everyone feels seen, heard and empowered to bring their full, authentic selves to work.

    CrowdStrike is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.

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