Senior Android Engineer, Growth

Instacart

4d•Remote

About The Position

Instacart’s Growth Lifecycle Incentives team builds coupon experiences, one of the company’s core revenue drivers. We own the end-to-end experience for coupon storing, serving, ranking, and merchandising in app, web and CRM, partnering closely with Product, Data Science and Machine Learning Engineers, Retailer Managers to deliver features that make the coupon more valuable and accessible. We’re looking for a Senior Android Engineer to design and deliver fast, reliable, and delightful Android experiences that directly impact how users interact with coupons every day. You’ll own high-visibility features end to end, collaborate closely with backend, iOS, design, product, data, and retailer partners, and help raise the bar for code quality, performance, and user experience across our Android surfaces. You’ll join a team of 18 engineers operating in a fast-paced environment. If you thrive on tackling complex problems, balancing new feature work with retailer-driven requests and technical debt, and rolling up your sleeves to deliver impact, this role is for you.

Requirements

4+ years of professional experience building and shipping Android applications.
Proficiency in Kotlin and Android fundamentals, including Jetpack Compose and traditional Views/XML.
Hands-on experience with concurrency and reactive paradigms: Kotlin Coroutines and RxJava.
Experience integrating mobile apps with backend services using RPC, RESTful APIs, and WebSockets.
Demonstrated debugging and analytical skills using Android Studio tooling, profilers, and logs.
Proven track record contributing to code reviews and technical design documents with cross-functional partners.
Experience instrumenting apps for analytics, crash reporting, and performance monitoring.
Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.

Nice To Haves

Experience with monitoring and observability tools such as Datadog and Sentry.
Expertise in profiling and performance optimization on Android (startup, rendering, memory, and network performance).
Familiarity with feature flagging, staged rollouts, and A/B testing on mobile.
Eagerness to ramp up on adjacent platforms (iOS, web) when the team's priorities call for cross-platform contributions
Experience building large-scale, multi-tenant enterprise apps or operations tools.
Demonstrated ability to ramp up quickly in unfamiliar domains, align with domain owners, and implement features consistent with the domain's architecture.
Exposure to AI-assisted development and agentic coding workflows.
Domain experience in coupon or growth systems.

Responsibilities

Design, build, and maintain Android features using Kotlin, Jetpack Compose, modern Android components and composable declarative state management architecture.
Implement pixel-perfect UIs that faithfully match designs and scale across devices, with a focus on accessibility and internationalization.
Integrate with backend services via GraphQL, REST, and WebSockets to deliver resilient offline and real-time experiences.
Own feature areas end to end—from technical design and instrumentation to rollout, monitoring, and iteration—driving measurable gains in picker speed and accuracy.
Participate in code reviews, technical design reviews, and release planning to uphold high engineering standards and accelerate team velocity.
Profile, benchmark, and optimize app performance; track stability and quality with observability and crash monitoring tools.
Contribute features across codebases owned by other teams, aligning with domain owners on design and direction.
Collaborate with backend, iOS, product, design, data, and retailer stakeholders to align goals, manage trade-offs, and deliver cross-functional outcomes in a rapidly evolving environment.