Senior Site Reliability Engineer – Platform

About Quizlet

At Quizlet, our mission is to help every learner achieve their outcomes in the most effective and delightful way. Our $1B+ learning platform serves tens of millions of students every month, including two‑thirds of U.S. high schoolers and half of U.S. college students, powering over 2 billion learning interactions monthly.

We blend cognitive science with machine learning to personalize and enhance the learning experience for students, professionals, and lifelong learners alike. We’re energized by the potential to power more learners through multiple approaches and various tools.

Let’s Build the Future of Learning

Join us to design and deliver AI‑powered learning tools that scale across the world and unlock human potential.

Senior Site Reliability Engineer

As a Senior Site Reliability Engineer, you’ll design and build the automation, observability, and systems architecture that enable Quizlet to scale reliably for the next generation of AI‑powered learning. You’ll engineer software, tools, and processes that improve service performance, reduce operational toil, and ensure our platform meets strict SLOs for global learners.

We’re happy to share that this is an onsite position in our San Francisco office. To foster team collaboration, we require that employees be in the office a minimum of three days per week:
Monday, Wednesday, and Thursday, and as needed by your manager or the company.

In this role, you will

• Develop and maintain automation and tooling that ensures 99.95% uptime.

• Build self‑healing and auto‑remediation systems for our Kubernetes clusters (GKE) and service mesh (Istio).

• Optimize our CI/CD toolchain (Git Hub Actions, Circle

CI, ArgoCD) to improve deployment velocity and reliability.

• Design and deploy deep observability and diagnostics in Datadog, leading post‑incident reviews with Jeli.

• Conduct capacity planning and performance tuning across databases (Spanner, Planet Scale, Big Query).

• Collaborate with product engineering to define SLOs and ensure new services are resilient by design.

What you bring to the table

• 5+ years of experience in SRE, infrastructure, or systems software engineering.

• Strong proficiency in Go and/or Python, with experience automating operational workflows.

• Deep understanding of Kubernetes (GKE), Istio, and distributed systems.

• Hands‑on experience with CI/CD systems (Git Hub Actions, Circle

CI, ArgoCD) and Terraform.

• Expertise in Datadog, incident response, and observability‑driven engineering.

• Solid foundation in Linux systems, networking, and GCP or similar cloud environments.

• Proven ability to improve reliability, reduce MTTR, and lead by example.

Compensation, Benefits & Perks

• Quizlet is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Salary transparency helps to mitigate unfair hiring practices when it comes to discrimination and pay gaps.

• Total compensation for this role is market competitive, including a starting base salary of $192,500 – $231,600, depending on location and experience, as well as company stock options.

• Collaborate with your manager and team to create a healthy work‑life balance.

• 20 vacation days that we expect you to take!

• Competitive health, dental, and vision insurance (100% employee and 75% dependent PPO, Dental, VSP Choice).

• Employer‑sponsored 401(k) plan with company match.

• Access to Linked In Learning and other resources to support professional growth.

• Paid Family Leave, FSA, HSA, Commuter benefits, and Wellness benefits.

• 40 hours of annual paid time off to participate in volunteer programs of choice.

Why Join Quizlet?

Massive reach: 60M+ users, 1B+ interactions per week

Cutting‑edge tech:
Generative AI, adaptive learning, cognitive science

Strong momentum:
Top‑tier investors, sustainable business, real traction

Mission‑first:
Work that makes a difference in people’s lives

Inclusive culture:
Committed to equity, diversity, and belonging

We strive to make everyone feel comfortable and welcome!

In Closing

At Quizlet, we’re excited about passionate people joining our team—even if you don’t check every box on the requirements list. We…