Senior Android Engineer, Shopper Activation And Engagement

We're transforming the grocery industryAt Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers.
Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table.
Instacart is a Flex First teamThere’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work.
OverviewInstacart’s Shopper Activation and Engagement team powers the fulfillment of every grocery transaction by helping shoppers find meaningful, rewarding, and fair work opportunities—so they can earn reliably and deliver top-shelf service for customers and retailers.
As a Senior Mobile Engineer focused on our Android shopper app, you will build consumer-facing experiences that directly influence marketplace health, including supply, utilization, efficiency, and quality. You’ll join a high-performing, collaborative team that owns the complete shopper lifecycle—from activation and onboarding to engagement, earnings, quality and ratings, recognition, retention, and safety—giving you exceptional scope and measurable impact on millions of people who shop and deliver every day.
You’ll partner closely with Product, Design, Data Science, and cross-functional groups across Instacart (Logistics, Mobile Foundations, Transaction Platform, Identity & Fraud, Operations, Legal, Trust & Safety, CRM, Learning, and the Shopper Community) to design, ship, and iterate features that move key business outcomes at scale.
About the Job
Design, build, and ship high-quality Android features in Kotlin that drive shopper activation, engagement, retention, and earnings across the shopper lifecycle.
Own features end-to-end—from ideation and technical design through implementation, experimentation, launch, and ongoing iteration—balancing velocity with reliability and quality.
Collaborate with Product, Design, and Data Science to define problem statements, build metrics and dashboards, run A/B tests, and make data-informed decisions that improve marketplace health (supply, utilization, efficiency, quality).
Contribute to and evolve app architecture, ensuring scalable patterns, robust dependency injection, and maintainable code that improves developer productivity and release reliability.
Uplevel operational excellence by improving performance, stability, monitoring, and observability;
participate in code reviews and contribute to our engineering best practices.
Partner with platform and service teams to integrate APIs and ensure security, privacy, trust, and safety are first-class considerations in every experience.
About YouMinimum Qualifications
5+ years of professional Android development experience with Kotlin.
2+ years building consumer-facing, application-layer features used at scale (e.G., activation, onboarding, engagement, growth, or earnings experiences).
Proficiency with RxJava and Dagger;
working knowledge of Jetpack Compose in production or migration contexts.
Proven track record of owning features end-to-end (technical design, implementation, testing, release, and iteration) and delivering measurable impact.
Experience collaborating closely with Product, Design, and Data Science to define req
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