Platform Engineer

Duolingo; York and North Yorkshire; On-site; GBP 85,000 - 120,000; Full time

Benefits offered by this job

Medical Benefits

Wellbeing support

Fertility Benefits

Parental Leave

Care.com Subscription

401(k) Match

Paid Time Off

Home Buyer Bonus

Salaries & Equity

Professional Development

Transport Allowance

Lunch Provided

Annual Retreat

Monthly Events

On-site Gym

Game Room

Job summary

Duolingo is seeking a Platform Engineer on the Compute team to improve how engineers build and run services, ensuring our compute platform is reliable at scale for learners and engineers.

You will build and operate Kubernetes-based primitives, evolve delivery pipelines with GitOps, and define SLOs with dashboards and runbooks to keep the platform dependable.

Qualifications

• Linux system administration and automation experience.
• Experience with distributed systems and cloud services.
• Production systems experience on major cloud providers (AWS/GCP/Azure).
• Strong written and verbal communication skills.
• Bachelor’s degree in CS or related field or equivalent.

Responsibilities

• Improve how engineers build and run services on the compute platform.
• Build and operate core compute primitives powered by Kubernetes across regions.
• Evolve GitOps and deployment patterns for safer, faster rollouts.
• Define SLOs, dashboards, and runbooks; participate in on-call incidents.
• Turn platform capabilities into reusable abstractions for self-service.

Skills

Linux administration

Distributed systems

CI/CD tools

Infrastructure as code

Cloud experience

Communication

Bachelor’s degree

Education

Bachelor's degree in Computer Science or related

Tools

Jenkins

Argo CD

GitHub Actions

Terraform

CloudFormation

Kubernetes

AWS

GCP

Job description

• As a Platform Engineer on the Compute team, you’ll improve how engineers build and run services, helping ensure our compute platform is reliable at scale for our learners and fellow Duo engineers
• The Compute team builds and operates the core compute platform that powers our applications. We build paved roads (self-service platform primitives, templates, and tooling) and we operate them so product engineers can focus on shipping features with confidence
• Build and operate core compute primitives that power production workloads based on Kubernetes, across different regions and cloud providers
• Improve the delivery pipeline from commit to production by evolving our GitOps and deployment patterns, making rollouts safer and faster
• Raise the operational bar: define SLOs, build dashboards/alerts, write runbooks, and participate in on-call/incident response to keep the platform dependable
• Enable effective self-service by turning platform capabilities into reusable abstractions

Benefits

• Medical, dental, and vision for employees as well as eligible partners and dependents
• Mental health benefits such as therapy sessions and coaching to support you to be your best self
• Fertility benefits to support your family planning journey
• Fully paid parental and adoption leave
• Fully paid subscription to Care.com and paid backup days for dependents and your fur family
• 401(k) with generous match and immediate vesting
• 20 days of paid time off, with two additional weeks off for winter break
• First-time home buyer bonus (in Pittsburgh)
• Competitive salaries and equity
• Yearly stipend for professional development
• Transportation reimbursement for however you get to work
• Lunch prepared daily by our in-house chefs
• Annual international retreat for all full-time employees
• Monthly events celebrating our team and their amazing work
• On-site gym and massages
• Game room for taking brain breaks

Functional knowledge of Linux system administration and automationExperience with distributed systems fundamentals (networking, service-to-service communication, failure modes, caching/storage concepts)Experience with one or more CI/CD tools (Jenkins, Argo CD, GitHub Actions) and infrastructure management tools (Terraform, CloudFormation)Experience working on production systems (through industry roles, internships, or substantial open-source work)Clear written and verbal communication skills—comfortable writing docs/runbooks and collaborating across teamsStrong problem-solving skills and experience delivering and shipping pragmatic solutions in production environmentsA Bachelor’s degree in Computer Science, related technical field, or equivalent practical experienceExperience managing a production infrastructure on AWS, Google Cloud, Alibaba Cloud, or AzureExposure to multi-cluster or multi-region architectures and the operational patterns that make them reliableExperience with service mesh / zero-trust networking patterns (e.g., Istio mTLS, traffic management, authorization policies)