Senior Software Engineer – Partner Platform, APIs & Ecosystem Services

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

Compensation, Benefits & Perks

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!

We work to create a holistic interview process, where both Quizlet and candidates have an opportunity to view what it would be like to work together, in exploring a mutually beneficial partnership.

We provide a transparent setting that gives a comprehensive view of who we are!

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 value unique perspectives and believe everyone has something meaningful to contribute. Our culture is all about taking initiative, learning through challenges, and striving for high‑quality work while staying curious and open to new ideas. We believe in honest, respectful communication, thoughtful collaboration, and creating a supportive space where everyone can grow and succeed together.

Quizlet’s success as an online learning community depends on a strong commitment to diversity, equity, and inclusion.

As an equal opportunity employer and a tech company committed to societal change, we welcome applicants from all backgrounds. Women, people of color, members of the LGBTQ+ community, individuals with disabilities, and veterans are strongly encouraged to apply. Come join us!

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