Senior Engineering Manager, Experiment Platform & A/B

Duolingo; Pittsburgh (Allegheny County); Hybrid; USD 150,000 - 210,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

Mental health support

Fertility benefits

Parental leave

401(k) match

Professional development stipend

Paid time off

Job summary

Duolingo is seeking a manager and team lead for the Experiments Team to oversee the A/B testing system powering our product development lifecycle. You will manage the in‑house Experiment Platform, define experiments, execute them in the app, and measure outcomes.

The role focuses on expanding capabilities, enabling teams to evaluate metrics, and shaping the learner experience through scalable experimentation.

Qualifications

• Experience with A/B testing, either via supporting experiment infrastructure or using A/B tests in product development.
• Strong cross‑functional leadership and communication skills, especially between product and platform teams.
• Track record of building scalable infrastructure and working with large datasets.
• Experience leading, managing, and building a team of software engineers, with demonstrated ability to hire, develop, and retain talent.
• Prior experience building an experimentation platform or A/B testing‑related tooling.
• Experience operating in a high-speed product development environment.
• Comfort with the statistical methods behind hypothesis testing.

Responsibilities

• Oversee the A/B testing system powering Duolingo’s product development lifecycle.
• Manage in-house Experiment Platform for defining experiments, executing them, and measuring outcomes.
• Expand capabilities of the Experiment Platform to support more sophisticated A/B tests and statistical methods.
• Empower teams to evaluate key metrics and gate access to new functionality.
• Shape the future of accelerated feature shipping by enabling experiment automation and backend control.
• Scale the platform to handle higher experiment velocity in a cost-efficient manner.
• Partner with product teams to devise approaches to measuring complex product scenarios and advise on strategy.
• Shape the Duolingo product lifecycle through A/B testing.

Skills

AB testing

Leadership

Data analysis

Experimentation

Statistics

Communication

Job description

Duolingo is seeking a manager and team lead for the Experiments Team to oversee the A/B testing system powering our product development lifecycle. You will manage the in‑house Experiment Platform, define experiments, execute them in the app, and measure outcomes.

The role focuses on expanding capabilities, enabling teams to evaluate metrics, and shaping the learner experience through scalable experimentation.