We're sorry, but this job has been closed. See other open jobs at Twilio Inc.

Software Engineer - Backend

San Francisco, CA | Engineering

Job Description

About us:

  • Twilio is providing a platform for building modern, communications-enabled applications that are cloud based, scalable, and focused on great user experience.
  • More than 200,000 developers have signed up to be a part of this disruption, building everything from call centers (Zendesk) to SMS notifications (Uber).
  • Twilio customers include great brands like airbnb, eBay, Hulu, Intuit, LinkedIn, Quora, Sony, SurveyMonkey, Trulia and WalmartLabs.
  • Twilio is energizing the $1.3 trillion telecom market. Come help us change communications forever.

About the job:

  • We're seeking talented engineers to help build the best telecommunications API on the planet. We're hiring fast across our API, User Data, Phone Numbers and Web Teams
  • This role is focused on building the best experience possible for our customers. We're hiring across teams that focus on the core framework of Twilio's REST API to the web-based tools our customers use to manage their applications, our high-throughput transactions system, and even how customers search for and buy phone-numbers
  • Successful candidates will be strong back-end developers with experience shipping user-facing products, working in large code bases, and engineering features for security, scalability & high availability
  • Successful candidates will be able to demonstrate expertise and passion in one or more of: HTTP, API design, REST, databases, data modeling, computational complexity, and service-oriented architectures


  • Collaborate with your team lead and product management to define, architect and build new customer-facing features
  • Own, operate and maintain your team's services in production.
  • Tackle some of the most challenging problems in distributed computing, HTTP, API design and more
  • Write quality, maintainable code with extensive test coverage in a fast-paced professional software engineering environment. What language? You name it, we got it: Java, Python, PHP, Ruby


  • A Computer Science degree or equivalent work experience
  • Background in HTTP, distributed systems, and service oriented architectures
  • Experience with traditional RDMS databases such as MySQL, Postgres, Oracle, etc.
  • Passionate. Persistent. Creative. You find clever ways around problems or just plow through them

Bonus points:

  • Prior experience in industry as a developer working on mission critical user-facing systems
  • You have a favorite HTTP status code
  • You've spent 4 hours figuring out which 4 characters are causing a bug, and didn't mind


  • Competitive benefits, including medical, dental, vision, 401k and life insurance.
  • An Amazon Kindle, $30/month to spend on books and a Twilio track jacket after demoing your first Twilio app in front of the company!
  • Pre-tax commuter benefits.
  • Catered lunches and a weekly team dinner featuring invited technology and entrepreneurial speakers.
  • Excellent gear (we ❤ Apple computers and big monitors — two if you need 'em).
  • A strong belief in life/work balance.

How to apply:

  • Want to stand out? Sign up and build an app using the Twilio API. Include a link to it in your cover letter. Bonus points for pointing out bugs or things that annoyed you/could be better about the platform.
Position Filled
Not the right job?
Describe your perfect job
Join our Talent Network »