Site Reliability Engineer (London) Live Video

London

JOB TITLE : Site Reliability Engineer
Location : London

 

Who We Are:

SREs work on improving the availability, scalability, performance and reliability of Twitter’s production services. Come join us.

What You’ll Do:

As a member of the organization you will be dedicated to improving the reliability of our end-to-end platform.  Your work will integrate directly with Twitter's products.

Our core infrastructure receives hundreds of millions of tweets per day and serves tens of billions of API requests. We also serve over 2+ billion search queries per day, render hundreds of millions of ad impressions, and process hundreds of terabytes of log and interaction data daily.

You will dive deep into gnarly operational issues; from the software, systems, automation, and process perspectives. You will understand the challenges around integrating disparate infrastructures into a new facility, processes and procedures.

You will work with open-source technologies and the SRE community.

You will actively participate in the vision to move away from high operational cost tasks such as break/fix, cluster migrations, new service buildouts, abuse, etc.  You will contribute to  services that can shrink and expand based on demand, self heal, automatically rollout, etc.

JOB DESCRIPTION

Your responsibilities include but are not limited to:

 
  • You will perform deep dives into both systemic and latent reliability issues; partner with software and systems engineers across the organization to produce and roll out fixes.

  • You will troubleshoot issues across the entire stack: hardware, software, application and network,

  • You will drive standardization efforts across multiple disciplines and services in conjunction with embedded SREs throughout the organization.

  • You will mentor SREs on standard methodology for everything from monitoring to troubleshooting complex code issues.

  • You will identify and drive opportunities to improve automation for the company; scope and create automation for deployment, management and visibility of our services.

  • You will participate in code reviews for projects primarily written in Java and Scala, built on open source libraries such as Finagle, and running on both physical and virtualized platforms.

  • You will represent the SRE organization in design reviews and operational readiness exercises for new and existing services.

 

Who You Are:  JOB REQUIREMENTS

 
  • Solid understanding of systems and application design, including the operational trade-offs of various designs.

  • Practical knowledge of various aspects of  service design like messaging protocols & behavior, caching strategies and software design practices.

  • Practical, solid knowledge of shell scripting and at least one higher-level language (Python or Ruby preferred).

  • Demonstrable knowledge of TCP/IP, HTTP, web application security, and experience supporting multi-tier web application architectures.

  • Expert level understanding of Linux servers, specifically RHEL/CentOS.

  • Comfortable configuring DNS, DHCP, and LAN/WAN technologies.

  • Minimum 3+ years of handling services in a large scale environment.

  • Work well with and be able to influence a myriad of personalities at all levels.

  • Ability to prioritize tasks and work independently.

  • Be adaptable and able to focus on the simplest, most efficient & reliable solutions.

  • Track record of successful practical problem solving, excellent written and social communication, and documentation skills.

Desired

  • Practical experience in Java or Scala.

  • Ability to lead technical teams through design and implementation across an organization.

  • Experience with existing open source projects such as Scribe, ZooKeeper and Apache Mesos.

  • B.S. in computer science or similar field or practical experience on the job (negating the need for a degree). There is a coding challenge as part of the interview process to determine level.

Engineering Hiring Process

Step 1

Once your application is received, a recruiter will reach out pending your qualifications are a match for the role.

Step 2

If your background is a match, you may have 1-2 technical phone interviews or be given the chance to provide a work sample depending on the role.

Step 3

If the phone interviews go well or your work sample is strong, the final step includes interviews with 5-6 people held onsite in our office.

Application

By applying you expressly make the following representations and warranties and give your consents as described below:
Twitter, Inc. collects your personal data for the purposes of managing Twitter, Inc.’s recruitment related activities as well as for organizational planning purposes globally. Consequently, Twitter, Inc. may use your personal data in relation to the evaluation and selection of applicants including for example setting up and conducting interviews and tests, evaluating and assessing the results thereto and as is otherwise needed in the recruitment processes including the final recruitment. 
Twitter, Inc. does not disclose your personal data to unauthorized third parties. However, as a global corporation consisting of multiple affiliated companies in various countries, Twitter, Inc. has international sites and Twitter, Inc. uses resources located throughout the world. Twitter, Inc. may from time to time also use third parties to act on Twitter, Inc.’s behalf. You agree to the fact that to the extent necessary your personal data may be transferred and/or disclosed to any company within Twitter, Inc. group of companies as well as to third parties acting on Twitter, Inc.’s behalf, including also transfers to servers and databases outside the country where you provided Twitter, Inc. with your personal data. Such transfers may include for example transfers and/or disclosures outside the European Economic Area and in the United States of America.

Personal Information

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Twitter does not accept and unsolicited resumes from recruiting agencies and will not pay fees associated with any such resumes. Agencies, please do not send resumes to any Twitter location, employee, or email address.

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