Staff Android Engineer

Polymarket; New York (NY); On-site; USD 180,000 - 260,000; Full time

Job summary

Polymarket is seeking a senior Android leader to set the technical direction for Android at scale. You will own architectural decisions, build and maintain features across payments, real-time data, and core UI, and deliver end-to-end from design handoff to production.

You will champion Kotlin, Jetpack Compose, and CI/CD pipelines, mentor a distributed team, raise engineering standards, and explore AI tools to optimize development and performance.

Qualifications

• Proven track record owning Android platforms at scale.
• Deep expertise in Kotlin.
• Experience building production UIs with Jetpack Compose.
• Experience owning CI/CD pipelines and Gradle builds end-to-end.
• Strong understanding of modern Android architecture.
• Demonstrated technical leadership and ability to influence practices.
• Active use of AI tools in the development workflow.
• Experience integrating payments on Android (plus).
• Experience with WebSockets or gRPC for real-time data (plus).
• Familiarity with cross-platform shared-code architectures (plus).
• iOS or Swift experience (plus).
• Background at a larger, more mature engineering organization (plus).

Responsibilities

• Set technical direction for Android at Polymarket and own architectural decisions
• Build and own Android features spanning payments flows, real-time market data, and core UI
• Deliver features from design handoff through production
• Implement polished, performant Jetpack Compose interfaces
• Own CI/CD pipelines and Gradle configuration
• Build and maintain WebSockets, gRPC, and streaming-data integrations
• Provide technical leadership across a distributed team
• Raise engineering standards through code reviews and best practices
• Incorporate AI tools into the development workflow
• Identify and address Android architecture and engineering-practice gaps before they become scale problems

Skills

Android engineering experience

Kotlin expertise

Jetpack Compose

CI/CD pipelines

Gradle configuration

Technical leadership

Real-time data patterns

Payments integration

WebSockets / gRPC

Cross-platform shared-code

AI tools integration

Android architecture

Tools

Gradle

WebSockets

gRPC

Job description

• Set the technical direction for Android at Polymarket and own architectural decisions
• Build and own Android features spanning payments flows, real-time market data, and core UI
• Deliver features from design handoff through production
• Implement polished, performant Jetpack Compose interfaces
• Own CI/CD pipelines and Gradle configuration
• Build and maintain WebSockets, gRPC, and streaming-data integrations
• Provide technical leadership across a distributed team
• Raise engineering standards through code reviews and best practices
• Incorporate AI tools into the development workflow
• Identify and address Android architecture and engineering-practice gaps before they become scale problems

Requirements

• Significant Android engineering experience, with a track record of owning and shaping Android platforms at scale
• Strong, current expertise in Kotlin
• Deep experience building production UI with Jetpack Compose
• Experience owning CI/CD pipelines and Gradle build configuration end-to-end
• Solid understanding of modern Android architecture
• Track record of technical leadership and influencing engineering team practices
• Active use of AI tools in the development workflow
• Experience integrating payments on Android (plus)
• Experience with WebSockets, gRPC, or other real-time data patterns on mobile (plus)
• Familiarity with cross-platform shared-code architectures (plus)
• iOS or Swift experience (plus)
• Background at a larger, more mature engineering organization (plus)

Core Competencies

Demonstrates extensive Android engineering expertise, particularly in Kotlin and Jetpack Compose, while providing technical leadership and influencing best practices across distributed teams. Proficient in managing CI/CD pipelines and integrating real-time data solutions to enhance application performance.

Highest-signal resume keywords

• Android Engineering Experience
• Kotlin Expertise
• Jetpack Compose UI Development
• CI/CD Pipeline Management
• Technical Leadership

ATS Optimization Keywords

Hard Skills

• Android Development
• Kotlin
• Jetpack Compose
• CI/CD Pipelines
• Gradle Configuration
• WebSockets
• GRPC
• Streaming Data Integration
• AI Tools Integration
• Modern Android Architecture

Soft Skills

• Technical Leadership
• Influencing Engineering Practices

Industry Keywords

• Payments Integration
• Real-Time Data Patterns
• Cross-Platform Shared-Code Architectures
• IOS Experience
• Mature Engineering Organization