JVM Engineer

San Francisco, CA


  • Research and develop next generation garbage collection implementations
  • Research and implement JVM Compiler and Runtime optimizations 
  • Build fast and reliable JVM performance analysis tools
  • Establish performance benchmarks and metrics


  • Strong programming capabilities in two or more of the following languages: C, C++, and/or Java
  • Strong skills in developing and debugging multi-threaded code
  • Hands-on experience in JVM development, configuration, and performance tuning
  • Ability to independently lead large development efforts
  • Strong communication skills and ability to work with cross-functional teams
  • Contributions to open source projects a huge plus

Desired Skills:

  • BS or higher in Computer Science or equivalent work experience.
  • Passion for elegance and simplicity.
  • You take pride in designing solutions that will outlive the problem.
  • You can provide a link to your public github repo or technology blog.  

We're a strong supporter of creating a diverse workforce and proud to be an equal opportunity employer. 
Follow us: 
Twitter Jobs @jointheflock 
Twitter Engineering @twittereng 


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 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.

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