Proximity Works

Android Engineer

• Design, develop and maintain Android/Fire TV applications and supporting backend services.
• Build Android features using Kotlin/Java with a focus on performance, reliability and user experience.
• Develop scalable backend services using Go or Java.
• Build and integrate APIs supporting subscriptions, payments and entitlement workflows.
• Implement Fire TV In-App Purchase flows including purchases, renewals, cancellations and entitlement synchronization.
• Integrate applications with app-store APIs, payment platforms and internal backend services.
• Build resilient workflows capable of handling failures, retries and transaction reconciliation.
• Design systems to support high concurrency and large traffic spikes during live sports and major content releases.
• Optimize application startup, API latency, network usage and overall performance.
• Work on authentication, device management and user-session flows where required.
• Implement monitoring, logging and observability across mobile/TV and backend systems.
• Write maintainable, well-tested production code.
• Participate in architecture discussions, code reviews and technical design reviews.
• Collaborate with Android, backend, platform, payments and product teams to deliver features end-to-end.

Senior Full Stack Engineer – Android, Go/Java

Backend Engineer

• Design and build scalable backend services using Java and Spring Boot
• Develop high-performance REST APIs and microservices
• Build backend capabilities for subscriptions, payments and user entitlements
• Implement Fire TV IAP purchase and subscription workflows
• Integrate with app stores, payment providers and external platform APIs
• Build workflows covering purchases, renewals, cancellations, refunds and subscription-state changes
• Design reliable, idempotent transaction-processing systems
• Handle retries, failures, reconciliation and eventual consistency across distributed services
• Build event-driven and asynchronous workflows using messaging systems
• Design systems that can handle high throughput and sudden traffic spikes
• Optimize service latency, throughput, scalability and infrastructure utilization
• Improve observability through logging, metrics, tracing and alerting
• Troubleshoot complex production issues across distributed services
• Participate in architecture reviews, code reviews and technical-design discussions

Senior Backend Engineer – Java

Frontend Engineer

• Design, develop and maintain scalable full-stack applications using Java and modern web technologies.
• Build frontend and backend capabilities supporting subscriptions, payments and entitlement management.
• Develop responsive, performant user experiences using JavaScript/TypeScript and React or similar frameworks.
• Build and integrate REST APIs and microservices for subscription and payment workflows.
• Work on Fire TV IAP integration, including purchases, renewals, cancellations and entitlement synchronization.
• Integrate with external payment providers, app stores and platform APIs.
• Build resilient systems capable of handling large traffic spikes and high concurrent usage.
• Improve application performance, availability, monitoring and reliability.
• Handle failure scenarios, retries, reconciliation and user-state consistency across distributed systems.
• Collaborate with backend, frontend, product and platform teams to deliver features end-to-end.
• Write high-quality, maintainable and well-tested production code.
• Participate in design reviews, code reviews and architecture discussions.

Full Stack Engineer, Web, Java

• Design and build scalable backend services using Java and Spring Boot.
• Develop high-performance REST APIs and microservices.
• Build backend capabilities for subscriptions, payments and user entitlements.
• Implement Fire TV IAP purchase and subscription workflows.
• Integrate with app stores, payment providers and external platform APIs.
• Build workflows covering purchases, renewals, cancellations, refunds and subscription-state changes.
• Design reliable, idempotent transaction-processing systems.
• Handle retries, failures, reconciliation and eventual consistency across distributed services.
• Build event-driven and asynchronous workflows using messaging systems.
• Design systems that can handle high throughput and sudden traffic spikes.
• Optimize service latency, throughput, scalability and infrastructure utilization.
• Improve observability through logging, metrics, tracing and alerting.
• Troubleshoot complex production issues across distributed services.
• Participate in architecture reviews, code reviews and technical-design discussions.

Senior Full Stack Engineer – Android, Go/Java

Senior Backend Engineer – Java

Full Stack Engineer, Web, Java

Backend Engineer – Java

Senior Full Stack Engineer – Web, Java