# Senior/Software Engineer II, Backend

Hiring organization: [Duolingo](https://career.thegoodapps.co/organizations/duolingo)

Canonical page: https://career.thegoodapps.co/jobs/ed9419e0-f178-400b-b48b-dbdabe277978

Listed on Duolingo's own careers site. Applications go to them directly.

- Employment type: full time
- Seniority: Senior
- Location: New York, NY
- Salary: 182800 – 247300 USD per year

## Summary

Duolingo seeks a backend engineer to build and operate reliable, scalable systems that power their learning platform and monetization infrastructure. This role suits engineers with strong fundamentals in systems design who want to take ownership of complex technical problems in a data-driven environment serving hundreds of millions of learners.

_Our summary, not Duolingo's wording._

## Skills named

API Design, Cloud Platforms, Database Design, Datadog, Grafana, Java, Kotlin, OpenTelemetry, Prometheus, Python

## Required

- Bachelor's degree in Computer Science or related technical field
- Strong data structures and algorithms knowledge
- Strong software design fundamentals
- Programming experience in Java, Python, or Kotlin
- Understanding of at least one database technology

## Nice to have

- Experience building high-traffic APIs on public cloud platforms
- Familiarity with observability tools like OpenTelemetry, Grafana, Prometheus, or DataDog

Apply on Duolingo's site: https://careers.duolingo.com/jobs/8584012002?gh_jid=8584012002