Quizlet · 1 month ago
Sr. Staff Software Engineer – User Identity, Messaging & Trust Infrastructure
San Francisco, CA
Full-time
Onsite
Senior Level, Lead/Staff
$258K/yr - $314K/yr
10+ years expQuizlet is a leading online learning platform dedicated to enhancing educational outcomes for learners. The company is seeking a Senior Staff Software Engineer to develop and maintain critical infrastructure for identity and account management systems that support millions of users, focusing on secure authentication and privacy-centric solutions.
E-LearningEdTechEducationInternetKnowledge Management
Responsibilities
Build and maintain secure authentication and account services (OAuth2, MFA, SSO)
Help scale our user messaging platform, integrating systems like Braze
Implement features that support moderation, privacy requests, and abuse detection
Ensure regulatory compliance through thoughtful consent flows and data handling
Qualification
Required
10+ years of backend/platform engineering experience, with 5+ years in identity, messaging, or trust systems
Experience in modernizing legacy account systems and building privacy-centric user platforms
Hands-on experience in security, compliance, and messaging infrastructure (e.g., rate limiting, consent management, opt-in flows)
Hands-on experience with Node.js, Go, Python, or TypeScript
Familiarity with tools like Braze, Segment, or equivalent martech stacks
Passion for building platforms that enable scale, intelligence, and trust
Fluency with platform security, privacy, and system design
Proven ability to lead architectural transformation while shipping continuously
Strength in cross-functional collaboration, especially with legal, marketing, and product
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 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
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