Site Reliability Engineer - Database Infrastructure



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


Who We Are:

As a member of the organization you will be dedicated to improving the reliability of our end-to-end database infrastructure.  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 and Database 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.


Your responsibilities include but are not limited to:

  • You will use your expertise to tune and push our databases beyond their normal limit
  • You will work closely with engineering teams to design, build, and maintain systems and help them decide on database to use, schema design and query tuning
  • You will troubleshoot issues across the entire stack: hardware, software, application and network
  • You will mentor other SREs and DBE’s on standard methodology for everything from monitoring to troubleshooting complex code and database 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 take part in 24x7 on-call rotation
  • Represent the SRE organization in design reviews and operational readiness exercises for new and existing services.


Who You Are:

  • Practical knowledge of using or administering MySQL and/or PostgreSQL and/or Vertica RDBMS
  • Solid understanding of systems and application design, including the operational trade-offs of various designs.
  • Solid knowledge of shell scripting and/or Python programming.
  • Solid experience and understanding of Linux servers, specifically RHEL/CentOS.
  • 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.



  • Experience in administering MySQL and/or PostgreSQL and/or Vertica.
  • Ability to lead technical teams through design and implementation across an organization.
  • Experience with open source project like Zookeeper, Percona and other database tools.
  • B.S. in computer science or similar field.


We are committed to an inclusive and diverse Twitter. Twitter is an equal opportunity employer. We do not discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran status, genetic information, marital status or any other legally protected status.

Hiring Process

Step 1

After you apply, a recruiter may reach out to you for an introductory call.

Step 2

If your background is a match for the role, you may phone interview with 1-2 people.

Step 3

If you continue through the process, you will come onsite 1-2 times to interview with a total of 5-10 people.


Personal Information

This field is required.
This field is required.
This field is required.
This field is required.
Required field. PDFs only; max file size is 1MB.
Required field. PDFs only; max file size is 1MB.

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.

Thanks for applying!
Submission failed. Please make sure all fields are correctly formatted.

Don't see the right fit?

Check out other opportunities at Twitter.