Software Engineer- Traffic

San Francisco, CA

Come be part of the community of talented, forward-thinking engineers who develop Software that connects Twitter services to the world.

Who We Are:

Twitter responds to hundreds of billions of requests per day, and the Traffic team services support every one of those requests. Our work impacts Twitter worldwide. We build software and services that are fundamental to Twitter’s strategies around growth and revenue. New and exciting efforts are underway that will radically improve latencies and reliability worldwide.

What You’ll Do:

As a software developer on our team, you will work with highly talented engineers on one of the world's highest throughput platforms. You will participate in all of our initiatives, having ample opportunities to both learn and teach. You will be expected to lead some efforts while offering support for others. We collaborate to bring out the best in each other. You will make critical decisions, write designs and code that

  • Improves latency as perceived by our customers

  • Upgrades our security

  • Enhances the reliability of Twitter services

The services you create and operate will play a key role in Twitter user satisfaction and growth. You will diagnose, and troubleshoot complex distributed problems and develop solutions that have a significant impact at our massive scale. You will gain expertise in the ideas, software, and micro services for

  • DDoS mitigation

  • Latency minimization

  • Service Discovery

  • Authentication

  • Rate Limiting

Millions of existing customers will immediately benefit from this work, and many more new customers worldwide will follow. Inside Twitter, your work will empower dozens of engineering teams, and hundreds of co-workers. Externally, you will empower people to connect and communicate.

Who You Are:

You are passionate about building massively scalable systems. You want to deliver top tier services with impact worldwide. You want to challenge yourself, and to work with a community of the best engineers in the industry. You have a growth mindset and the belief that your skills and abilities can be developed. You have a track record of taking on and delivering solutions to challenging distributed systems problems.


  • 2+ years experience developing and operating large scale distributed systems with high availability

  • 2+ years experience with Java, Scala, and/or C++

  • BS, MS, or PhD in computer science or a related field, or equivalent work experience

Experience with some of the following is a plus:

  • Backend service development

  • Network protocols

  • Performance analysis

  • Proxy Servers

  • Development on the JVM

  • Asynchronous I/O

  • Multi threading

  • Concurrency

  • The Java memory model

  • OAuth

  • Netty

  • Finagle

  • Finatra

  • ZooKeeper

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.

San Francisco applicants: pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.


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.


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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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