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.
About the Role
As a Senior Software Engineer, you’ll design and implement the APIs and integrations that connect Quizlet to a global ecosystem of partners, AI agents, and learning platforms. You’ll help define the architecture for our LearnOS plugin system, build developer tooling, and collaborate across teams to ensure secure, scalable, and discoverable services.
We’re happy to share that this is an onsite position in our San Francisco office, with a minimum of three days per week onsite: Monday, Wednesday, and Thursday.
In this role, you will
Design and deliver APIs powering partner integrations and agentic workflows.Develop infrastructure for Quizlet widgets and embedded experiences in LMS and productivity tools.Build developer-facing tools, SDKs, and plugin frameworks for external integrations.Ensure API reliability, scalability, and security through rate-limiting and observability.Mentor junior engineers and contribute to platform standards and design reviews.
What you bring to the table
5+ years of backend or platform engineering experience, including API design.Strong experience building extensible REST/gRPC APIs, SDKs, and integration systems.Knowledge of OAuth2, rate limiting, and platform security best practices.Hands-on experience in Go, Python, Node.js, or TypeScript.Strong collaboration skills and a product-focused engineering mindset.
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 balance20 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 matchAccess to LinkedIn Learning and other resources to support professional growthPaid Family Leave, FSA, HSA, Commuter benefits, and Wellness benefits40 hours of annual paid time off to participate in volunteer programs of choice
