Sr./Staff AI & Data Platform Engineer

Quizlet • Full-time • Hybrid in San Francisco, California, United States • $204,000 - $285,000 / year • 3w ago

Fast Facts

Join Quizlet as a Sr./Staff AI & Data Platform Engineer, where you'll design and develop scalable and efficient machine learning infrastructure, supporting a platform that serves millions of learners.

Responsibilities: This role involves building ML infrastructure, collaborating with cross-functional teams, and enhancing developer efficiency and platform usability, all while ensuring reliable data and ML operations.

Skills: Deep experience with distributed systems, data pipelines, and ML infrastructure including technologies like Airflow, GCP, Kubernetes, and feature stores.

Qualifications: 5-8+ years in large-scale data or ML platforms, with excellent communication skills and a proven capability to influence stakeholders.

Location: San Francisco, CA - Onsite position with a minimum of three days in the office per week.

Compensation: $204000 - $285000 / Annually

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 Team:

The AI & Data Platform team's mission is to build and maintain a rock-solid, scalable, and efficient foundation for all data and machine learning operations at Quizlet. This team is the bedrock upon which our AI ambitions are built. As we consolidate our AI efforts to create a unified and powerful product portfolio, the platform team's primary focus is on achieving operational excellence. We aggressively buy and leverage best-in-class MLOps and DataOps technologies to accelerate the pace of innovation across Quizlet.

About the Role:

As an AI & Data Platform Engineer, you will help lead the design and development of Quizlet’s analytical data and machine learning infrastructure, ensuring our platforms are scalable, reliable, and designed for long-term success. You’ll partner closely with cross-functional teams to define technical direction, guide architectural decisions, and mentor engineers across Data Science, ML Engineering, and Product. This role requires strong technical depth, strategic thinking, and the ability to deliver systems that accelerate ML and Data innovation. You will measure success through platform adoption, reliability improvements, and developer productivity outcomes.

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:

Accelerate and amplify the work of our Machine Learning Engineers by building ML infrastructure that streamlines the development, testing, and deployment of machine learning models to production
Collaborate with cross-functional teams, including Product Management, Data Analytics, and Product Engineering, to build systems that support a diverse range of data needs
Build tools and services that improve developer efficiency and platform usability
Enable the ingestion and processing of large-scale data, from real-time streaming to batch processing, by developing and implementing scalable and resilient services, platform, and infrastructure
Own projects end-to-end, from conceptualization to launch and deployment
Partner with Product Engineers and Data Scientists to ensure that critical data is delivered to its destination with maximum availability, recoverability, and operational efficiency
Design and deliver reliable data and ML infrastructure, contributing to the team’s roadmap and collaborating across functions to enable data-driven features and insights

What you bring to the table:

5-8+ years of experience building and maintaining large-scale data or ML platforms in production environments
Experience contributing to team-wide best practices and advocating for reliability and efficiency in data workflows
Deep experience with distributed systems, data pipelines, and ML infrastructure (e.g., Airflow, dbt, GCP, Kubernetes, feature stores)
Excellent communication skills with the ability to influence and align diverse stakeholders

Bonus points if you have:

Experience owning platform architecture
Expertise in cross-cloud data infrastructure or hybrid orchestration
Contributions to open-source data/ML tooling or internal frameworks
Demonstrated impact on developer experience or data reliability culture

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 $204,000 - $285,000, 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

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!

To All Recruiters and Placement Agencies:

At this time, Quizlet does not accept unsolicited agency resumes and/or profiles.

Please do not forward unsolicited agency resumes to our website or to any Quizlet employee. Quizlet will not pay fees to any third-party agency or firm nor will it be responsible for any agency fees associated with unsolicited resumes. All unsolicited resumes received will be considered the property of Quizlet.

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