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 LearningJoin us to design and deliver AI-powered learning tools that scale across the world and unlock human potential.
About the Role:As a Senior Platform Engineer, you’ll play a key role in designing and maintaining Quizlet’s database infrastructure, ensuring our systems remain performant, scalable, and resilient as the platform grows. You’ll bring deep technical expertise to optimize query performance, automate operations, and guide best practices for reliability and observability across Quizlet’s data stack.
We’re happy to share that this is an
onsite position in our San Francisco office. To help 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. We believe that this working environment facilitates increased work efficiency, team partnership, and supports growth as an employee and organization.
In this role, you will:
- Design, implement, and maintain large-scale database systems across Cloud Spanner, PlanetScale MySQL, and BigQuery
- Improve system reliability and performance through automation, observability, and query optimization
- Collaborate with product and infrastructure teams to ensure database architecture supports scalability and uptime targets
- Build tooling and monitoring dashboards in Datadog to detect, alert, and remediate performance issues
- Contribute to platform standards for caching, indexing, and connection management
- Participate in on-call rotations and drive post-incident improvements
What you bring to the table:
- 5+ years of experience in database engineering or platform infrastructure
- Hands-on experience managing MySQL (PlanetScale preferred), Cloud Spanner, or BigQuery in production
- Strong background in performance tuning, query optimization, and high-availability design
- Programming proficiency in Go or Python for automation and tooling
- Familiarity with Kubernetes (GKE) and Terraform (IaC)
- Solid understanding of caching systems like Redis or Memcached
- Excellent problem-solving skills and the ability to collaborate across teams
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 $165,000 - $225,550, 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 LinkedIn 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
