Ello

Ello

Growth Engineer

San Francisco, CA

Sponsorship not specifiedDetected 15 days ago
PythonJavaSwiftKotlinReactFlutteriOSAndroidNode.jsFull-Stack DevelopmentData EngineeringA/B TestingGoogle AnalyticsCommunication

About the role

  • You are an engineer with a business mindset who enjoys finding leverage through code, loves rapidly iterating based on data, and thrives optimizing funnels and scaling user impact.
  • You are comfortable working full-stack and across multiple programming environments.
  • You're highly curious and metrics-driven, with a strong bias toward experimentation and execution.

Responsibilities

  • Build and own growth features end-to-end, from ideation to deployment
  • Develop A/B testing and experimentation frameworks to validate growth hypotheses
  • Collaborate with product, marketing, and data to identify high-leverage growth opportunities
  • Build and iterate on onboarding, referral, and notification systems

Requirements

  • Strong experience with growth-focused features (e.g. onboarding flows, developing in-app features, emails/notifications, referral loops)
  • Experience with at least one of: Flutter, React (or equivalent web framework), native Android development in Java/Kotlin, or iOS development in Swift/ObjC
  • Familiarity with GenAI models & pipelines, including human eval infrastructure
  • Experience with A/B testing infrastructure and analytics tools (e.g. Amplitude, Mixpanel, Segment, Google Analytics)
  • Familiarity with data pipelines, ETL, and writing custom metrics queries
  • Ability to set up and interpret product metrics, dashboards, and cohort analyses
  • Experience working with marketing teams and customer acquisition funnels
  • Required Experience

Nice to have

  • Experience with building products or features designed for children and parents
  • Developed solutions that integrated across third-party systems (e.g. Stripe, Twilio, SendGrid, CRMs, etc.)
  • Have something to teach us
  • Want to do work they are proud of, and ship products they are proud of
  • Have an urge to make a real impact on child development at scale
  • Take initiative and full ownership of their work
  • Prefer open and direct communication grounded in empathy to beating around the bush
  • Exemplify integrity in their actions, decisions, and communication

Company info

  • Our mission at
  • You've launched and scaled successful growth initiatives, either at a high-growth startup or as part of a dedicated growth team at a larger company.

This listing is sourced directly from Ello's careers page and normalized into a canonical job model.