Senior Backend Engineer for Scalable APIs & Growth

Duolingo; Northern (KY); Hybrid; USD 183,000 - 247,000; Full time

Job summary

Duolingo is hiring backend engineers to build and operate reliable, scalable systems that power our massive learner base. You will own complex technical problems from design to production, collaborating with product design and backend teams to deliver robust services.

Ideal candidates have a strong foundation in data structures, algorithms, and software design, with experience in Java, Python, or Kotlin and solid database knowledge.

Qualifications

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

Responsibilities

• 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 timely shipping.

Skills

Data structures & algorithms

Backend design & software

Java/Python/Kotlin

Database technologies

Education

Bachelor's degree in Computer Science

Tools

OpenTelemetry

Grafana

Prometheus

DataDog

Job description

Duolingo is hiring backend engineers to build and operate reliable, scalable systems that power our massive learner base. You will own complex technical problems from design to production, collaborating with product design and backend teams to deliver robust services.

Ideal candidates have a strong foundation in data structures, algorithms, and software design, with experience in Java, Python, or Kotlin and solid database knowledge.