Duolingo

Software Engineer II, Backend

Duolingo$153K — $207K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 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
  • Industry experience building high-traffic APIs using public cloud providers (preferred)
  • Experience with observability technology, such as OpenTelemetry or Grafana (preferred)

Responsibilities

  • Collaborate on software projects with product design and backend aspects
  • Develop, release, and maintain backend services and/or infrastructure
  • Lead individual project priorities and milestones
  • Ensure consistent shipping of projects
  • Work cross-functionally with product, design, data science, machine learning, and ad operations

Benefits

  • Holistic employee well-being support
  • Equity compensation
  • Access to wellness resources
  • Flexible working arrangements (implied through focus on well-being and support)
Full Job Description
Below you can find more information about the team we're hiring for:

Ads:

Duolingo's Monetization pillar builds the systems that fund our mission - from subscription packaging and advertising to ML-powered personalization. As a Senior iOS Engineer on the Ads team, you'll work on a product engineering team responsible for growing and scaling Duolingo's ads business: high-quality ads that delight learners, fit seamlessly into the product experience, and meaningfully contribute to our bottom line. The team owns ad serving, mediation and demand, in-product ad formats and surfaces, and more. You'll work cross-functionally with product, design, data science, machine learning, and ad operations.

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:

$153,000-$207,000 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.

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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