Quizlet · 1 week ago
Senior Platform Engineer - Database Systems
San Francisco, CA
Full-time
Onsite
Senior Level
$171K/yr - $232K/yr
5+ years expQuizlet is a leading learning platform with a mission to help every learner achieve their outcomes. As a Senior Platform Engineer, you will design and maintain the database infrastructure, ensuring performance, scalability, and reliability as the platform grows.
E-LearningEdTechEducationInternetKnowledge Management
Responsibilities
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
Qualification
Required
5+ years of experience in database engineering or platform infrastructure
Hands-on experience managing MySQL, 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
Preferred
PlanetScale preferred
Benefits
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
Company
Quizlet
Quizlet is a learning platform that uses activities and games to help students practice and master what they’re learning.
201-500 employees
H1B Sponsorship
Quizlet has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (12)
2024 (10)
2023 (7)
2022 (9)
2021 (1)
2020 (8)
Funding
Current Stage
Growth StageTotal Funding
$62MKey Investors
General AtlanticIcon Ventures
2020-05-13Series C· $30M
2018-02-06Series B· $20M
2015-11-23Series A· $12M
Leadership Team
Kurt Beidler
Chief Executive Officer
David Margulius
Board Member and Co-Founder
Recent News
2025-10-31
South Africa Today
2025-09-12
Mark Cuban Foundation
2025-09-09
Company data provided by crunchbase