Description
We are looking for solid Full Stack Engineers to work on large-scale systems. Serving millions of users across web, mobile and connected-TV devices.

The role will be part of the Subscriptions and Payments engineering team and will contribute to building Fire TV In-App Purchase (IAP) capabilities, subscription journeys, entitlement workflows and platform integrations.

You will work on highly scalable consumer-facing systems where performance, reliability, low latency and seamless user experience are critical, particularly during high-traffic events such as live sports and major content releases.

Responsibilities
- 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.

Requirements
- Strong experience with Java, Spring Boot and RESTful services.
- Strong frontend experience with JavaScript/TypeScript, HTML and CSS.
- Experience with React, Next.js or similar modern frontend frameworks.
- Strong understanding of

📌 Senior Full Stack Engineer (India)
🏢 Proximity Works
📍 India