Senior Backend Engineer — Scale & Impact (Equity)

Duolingo; New York (NY); On-site; USD 183,000 - 247,000; Full time

Benefits offered by this job

Equity compensation

Flexible interview accommodations

Job summary

Duolingo, based in New York, is hiring a backend engineer to build and operate reliable, scalable systems powering our learner experiences. You’ll join the team responsible for core infrastructure and the Ads/Score/Observability pillars, collaborating with product, design, data science, ML, and ops to ship high-quality services.

Candidates should have a CS degree and strong fundamentals in data structures, algorithms, and software design, with experience in Java, Python or Kotlin and databases.

Qualifications

• Bachelor’s degree in CS or related field.
• Strong data structures, algorithms and software design.
• Experience programming in Java, Python or Kotlin.
• Solid understanding of database technologies.
• Experience building high-traffic APIs on public clouds.
• Experience with observability tools such as OpenTelemetry, Grafana, Prometheus or DataDog.

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 we're always shipping.

Skills

Java

Python

Kotlin

Data structures & algorithms

Software design

Databases

Cloud experience

OpenTelemetry

Grafana

Prometheus

DataDog

Education

Bachelor's degree in Computer Science

Tools

OpenTelemetry

Grafana

Prometheus

DataDog

Job description

Duolingo, based in New York, is hiring a backend engineer to build and operate reliable, scalable systems powering our learner experiences. You’ll join the team responsible for core infrastructure and the Ads/Score/Observability pillars, collaborating with product, design, data science, ML, and ops to ship high-quality services.

Candidates should have a CS degree and strong fundamentals in data structures, algorithms, and software design, with experience in Java, Python or Kotlin and databases.