Senior Software Engineer - Metrics & Experimentation

San Francisco, CA

Twitter has an unmatched depth and breadth of content, ranging from Sports Events to Politics, from an average person to the most well-known

Who We are:
Twitter has an unmatched depth and breadth of content, ranging from Sports Events to Politics, from an average person to the most well-known public figures, from small talk to breaking news. We are constantly improving our understanding of what content Twitter users consume, share and create and how we deliver these insights to internal and external partners.

If you dream of building web applications that would help customers to make sense of large datasets through data visualization, this job is for you! Join the Science organization and work with a diverse set of partners in the company including product and media partners, engineers and data scientists.

Your work will influence how we share content insights about people, events, and topics in our platforms . In every decision that you influence, you will see our  improve and be more valuable to Twitter users.

Who You Are:
Your background:

  • You are highly technical and hands-on but you also enjoy to learn while on the job.
  • You aim to be helpful to your teammates, our customers, partners and the entire organization.
  • You probably have a B.S. or Masters degree in a technical area, but you might have gotten where you are by other routes.
  • You care about people: You have fundamental respect for all people
  • You are in awe of the ability to understand hundreds of millions of people while respecting their privacy

You are great at:
  • Working with customers, partnership managers and engineers to understand where data can be helpful
  • Leading and prioritizing projects
  • Mentoring engineers; teaching non-technical customers
  • Transforming complicated problems into simpler, tractable ones
  • Converting user and product needs into simple, usable interfaces
  • Great communication skills
  • Learning new things

Bonus points:

  • Functional programming
  • ​Data visualization
  • Data wrangling and analysis skills



  • Designing, implementing and maintaining modern web applications
  • ​Writing and reviewing code in JavaScript,  HTML and CSS
  • Being on-call, fixing bugs, solving problems
  • Actively look for ways to make life better for our customers

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.


Personal Information

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U.S. Equal Opportunity Employment Information  (Completion is Voluntary)

At Twitter, we have a bold aspiration to reach every person on the planet. We believe that goal is more attainable with a team that understands and represents different cultures and backgrounds and we are committed to an inclusive and diverse Twitter.

This is where you come in! Please take a few minutes to provide us with your information. You are not required to provide this information and you may select “Decline to Disclose”. Your decision to provide information (or not) will not affect your employment or opportunities at Twitter.

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

You can view the ‘EEO is the Law’ poster here.

Twitter does not accept any 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.

Twitter, Inc. is committed to working with and providing access and reasonable accommodations to applicants with physical or mental disabilities. If you need an accommodation in order to apply for open job opportunities, please submit a description of your accommodation request to This email is only for accommodation requests related to the application process.

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