Duolingo

Senior Software Engineer, Backend

Duolingo$182K — $247K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science or a related field
  • Strong competencies in data structures, algorithms, and software design
  • Experience programming in Java, Python, or Kotlin
  • Solid understanding of one or more database technologies
  • Industry experience building high-traffic APIs is a plus
  • Experience with observability technologies like OpenTelemetry or Grafana is a plus

Responsibilities

  • Collaborate on software projects integrating product design and backend aspects
  • Develop, release, and maintain backend services and infrastructure
  • Lead project priorities, milestones, and ensure timely deliveries
  • Work on scaling new exercise types for improved learner experience
  • Re-architect infrastructure for future usability

Benefits

  • Comprehensive benefits package promoting holistic employee well-being
  • Equity compensation as part of the salary package
  • Opportunities for continued learning and advancement
  • Flexible work environment that supports employee needs
Full Job Description
Below you can find more information about the team we're hiring for:

Content Infrastructure:

As a backend engineer on the Content Infrastructure Team, you'll build features that make up the core backbone of the learning experience on Duolingo. Our short-form lessons are where learners spend the majority of their time on the app, and our team's mission is to build and update infrastructure to enable quick iteration and improve content quality in these sessions.

You'll work on scaling new exercise types that support our learners in practicing speaking or grammar in bite-sized formats, as well as re-architecting our infrastructure in other ways to help set our teams up for success in the future. We're looking for engineers who are passionate about designing scalable systems to help improve the quality of our short-form sessions!

You will...
  • Collaborate on software projects with product design and backend aspects
  • Develop, release, and maintain backend services and/or infrastructure
  • Lead individual project priorities, milestones, and ensure we're always shipping


You have...
  • A Bachelor's degree in Computer Science or a related technical field
  • Strong competencies in data structures, algorithms, and software design
  • Experience programming in Java, Python, or Kotlin
  • Solid understanding of one or more database technologies


☆ Exceptional candidates will have...
  • Industry experience building high-traffic APIs using public cloud providers
  • Experience with industry observability technology, such as OpenTelemetry, Grafana, Prometheus, or DataDog.


The offered salary is dependent upon several factors, including work experience, skills, and internal peer comparisons. The posted range is subject to change in the future. For this role, base salary is supplemented by equity compensation. We encourage you to talk with your recruiter for more information related to compensation for this role!

Salary Range:

$182,800-$247,300 USD

Benefits: Take a peek at how we care for our employees' holistic well-being with our benefits here.

Job Alerts: Sign up for job alerts here.

Accommodations: We will do everything we can within reason to make sure that your interview takes place in an environment that fairly and accurately assesses your skills. If you need assistance or accommodation, please contact [redacted].

About Duolingo

Duolingo is a language-learning platform that includes a language-learning website and app, as well as a digital language proficiency assessment exam. The company was founded in 2011 by Luis von Ahn and Severin Hacker. Duolingo offers courses in over 40 languages, including Spanish, French, German, Italian, and Chinese. The platform is free to use, but users can pay for additional features. Duolingo has won numerous awards for its innovative approach to language learning.
Learn more about Duolingo
Size
400 employees
Market Cap
$2.7 billion
Industry
Founded
2011
NASDAQ

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