Growth Platform Engineer
San Francisco, CA - USA
Job Summary
About the Role:
Were looking for a Senior or Staff Growth Platform Engineer to build and operate the systems that power lifecycle messaging and in-product growth experimentation across Quizlet.
This role focuses on the infrastructure behind email push and in-product messaging as well as the tooling that enables rapid measurable growth experiments. Youll work closely with Product Data and Engineering partners to improve activation engagement retention and reactivation through reliable notification systems and fast iteration loops. This is a high-impact role for someone who enjoys building platform capabilities that directly shape user growth and engagement.
Were 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 this work environment enhances efficiency fosters collaboration and supports growth for both employees and the organization.
In this role you will:
- Own email push and in-product messaging orchestration infrastructure
- Maintain messaging decisioning logic eligibility rules and frequency guardrails
- Build and maintain systems that support lifecycle programs across activation engagement retention and reactivation
- Build and support growth experimentation infrastructure including feature flag integration experiment rollout controls and exposure logging
- Partner with Growth PMs and product teams to launch and measure in-product experiments quickly and safely
- Ensure notification and experiment systems are observable reliable and easy to use
- Help define guardrails so lifecycle and experiment programs remain compliant with privacy and Trust & Safety standards
- Improve the feedback loop between experiment results user behavior signals and product decisions
What you bring to the table:
- Strong backend or platform engineering experience building reliable scalable systems
- Experience with notification systems messaging infrastructure or lifecycle platforms
- Experience supporting product experimentation feature flags or A/B testing systems
- Familiarity with event-driven systems queues APIs and service reliability
- Strong judgment around user experience notification quality privacy and guardrails
- Ability to work cross-functionally with Product Data and Engineering teams
- Comfort operating in a fast-moving environment where speed and reliability both matter
Bonus points if you have:
- Experience with email or push delivery systems
- Experience with Braze or similar lifecycle messaging platforms
- Experience with feature flag systems or experimentation frameworks
- Familiarity with user targeting audience logic or growth analytics
- Experience building internal tooling for operators or product teams
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 $167366 - $259390 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
Required Experience:
IC
About Company
Quizlet makes simple learning tools that let you study anything. Start learning today with flashcards, games and learning tools — all for free.