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edtech.com
Duolingo logo

Duolingo

Senior Software Engineer, Backend

🇺🇸 Pittsburgh, PA

🕑 Full-Time

💰 $149K - $275K

💻 Software Engineering

🗓️ June 13th, 2025

Python

Edtech.com's Summary

Duolingo is hiring a Senior Software Engineer, Backend. This role involves developing tools and infrastructure to enhance system performance, collaborating on software projects, and maintaining backend services. Engineers will have the opportunity to work with large-scale projects and data-driven decisions, providing crucial support to the organization.

Highlights
  • Collaborate on software projects with product design and backend aspects
  • Develop, release, and maintain backend services and infrastructure
  • Lead project priorities and milestones
  • Bachelor’s degree in Computer Science or related field required
  • Competency in data structures, algorithms, and software design needed
  • Experience with Java, Python, or Kotlin
  • Understanding of database technologies
  • Potential for working with high-traffic APIs and public cloud providers
  • Support a large-scale user base with innovative solutions
  • Salary Range: $148,800–$274,600 USD

Senior Software Engineer, Backend Full Description

Our mission at Duolingo is to develop the best education in the world and make it universally available. It’s a big mission, and that’s where you come in!

At Duolingo, you’ll join a team that cares about finding innovative solutions to complex technical problems, running countless experiments (300+ at a time!) with our massive user base to make data-driven decisions, and educating our users and employees alike. You’ll have limitless learning opportunities, mentorship and collaboration with world-class minds, and a variety of projects with large scopes — while doing work that’s both fun and meaningful. 

Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world.
Below you can find more information about the teams we're hiring for:

Observability Team:
As a software engineer on the Observability team at Duolingo, you'll help build the technology that gives teams across the company critical visibility into how our systems are performing. You'll contribute to developing tools and infrastructure that ensure Duolingo remains reliable, scalable, and delivers a seamless experience to millions of learners around the world. Your work will directly support engineers across the organization by empowering them with data and insights to monitor, debug, and improve the performance of our products.
 
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 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

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

Duolingo is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
By applying for this position your data will be processed as per the Duolingo Applicant Privacy Notice.

We post a multi-level salary range for all of our roles.
This is not inclusive of the rest of our awesome portfolio that includes equity compensation and world-class benefits. Our salary ranges are the same for all US locations. Your recruiter can share more details about the range for a specific level during the hiring process. The actual salary within the range is determined by many factors including but not limited to, skills, experience, education, and internal equity.

Salary Range: 
$148,800—$274,600 USD

Take a peek at how we care for our employees' holistic well-being with our benefits here.
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 accommodations@duolingo.com.

Duolingo is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
By applying for this position your data will be processed as per the Duolingo Applicant Privacy Notice.

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