Fullstack Engineer

United States·San Francisco,DenverFull-timemid

EngineeringFullstack Developer

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Quick Summary

Overview

About Quizlet: At Quizlet, our mission is to help every learner achieve their outcomes in the most effective and delightful way. We’re a $1B+ learning platform used by two-thirds of U.S.

Technical Tools

EngineeringFullstack Developer

About Quizlet:

At Quizlet, our mission is to help every learner achieve their outcomes in the most effective and delightful way. We’re a $1B+ learning platform used by two-thirds of U.S. high school students and half of college students, powering over 1 billion learning interactions each week.

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.

Our Fullstack Engineering teams build the core product experiences that power learning at Quizlet. From user-facing features to backend services, we focus on delivering high-quality, reliable, and scalable systems that impact millions of learners globally.

We partner closely with Product, Design, and Data to bring ideas to life quickly and thoughtfully.

About the Role

~2 min read

We’re hiring Fullstack Engineers across multiple levels (Staff - Principal Engineers), with leveling determined through the interview process.

In this role, you’ll work across the stack to design, build, and ship product features end-to-end. You’ll contribute to both frontend and backend systems, ensuring a seamless, performant, and engaging user experience.

Success is measured by your ability to deliver high-impact features, improve system quality, and contribute to team velocity.

We’re happy to share that this is an onsite position in either our Denver or San Francisco office. To support collaboration, we ask employees to be in the office at least three days a week: Monday, Wednesday, and Thursday.

Build and ship end-to-end product features across frontend and backend systems

Design scalable, maintainable services and APIs

Collaborate with Product, Design, and Data partners to define and deliver solutions

Improve performance, reliability, and user experience across the product

Contribute to code quality, testing, and engineering best practices

Participate in system design, code reviews, and team planning

Experience building and shipping production systems across frontend and backend

Strong proficiency in modern web technologies (e.g., JavaScript/TypeScript, React, APIs, backend services)

Experience with scalable systems and performance optimization

Ability to work across ambiguity and drive projects end-to-end

Strong collaboration and communication skills

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 $187,000 - $330,000, 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 401k 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