Build and maintain scalable full-stack subscription, payment, and entitlement systems using Java and modern web technologies. Develop React-based user experiences, REST APIs, microservices, and Fire TV in-app purchase integrations. Design resilient distributed systems supporting high concurrency, reliability, observability, and traffic spikes. Integrate payment providers and platform APIs, improve performance, handle reconciliation and failure scenarios, participate in architecture and code reviews, and mentor engineers.
We are looking for strong 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 microservices and distributed systems.
- Experience building high-scale consumer-facing applications.
- Experience with SQL/NoSQL databases.
- Exposure to caching systems such as Redis.
- Experience with messaging/event-streaming technologies such as Kafka is preferred.
- Experience with cloud platforms such as AWS.
- Familiarity with Docker, Kubernetes and CI/CD.
- Good understanding of observability, monitoring and production debugging.
Experience
- 7+ years of software engineering experience.
- Strong system-design and architecture experience.
- Experience designing systems for high concurrency, large-scale traffic and high availability.
- Ability to drive complex technical implementations end-to-end.
- Experience mentoring engineers and influencing engineering best practices.
Note: This is a 6-month contractual role.
Benefits
- Best-in-class salary: We hire strong talent and compensate accordingly.
- Proximity Talks: Meet and learn from designers, engineers, product leaders, and AI practitioners.
- Continuous learning: Work with a world-class team and stay close to the latest in AI, engineering, and product development.
- High-impact work: Build AI-first systems and products used at scale by global clients.
About Us
Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media, and Entertainment companies in the world. We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore.
Since 2019, Proximity has built high-impact, scalable products used by millions of users every day. Today, we are a global team of engineers, designers, product managers, and experts solving complex problems and building cutting-edge technology at scale.
Similar Jobs
Events • Food • Travel • Hospitality • Hotels & Resorts
Manage daily food and beverage operations across designated outlets, ensuring quality, service excellence, guest satisfaction, regulatory compliance, and profitability. Oversee planning and cost controls, monitor feedback, improve guest experiences, and supervise, coach, and develop team members. The role requires hospitality education, 5–7 years of food and beverage operations experience, leadership skills, POS and inventory-management familiarity, and fluent English.
Top Skills:
Inventory Management ToolsPos Systems
Cloud • Software
Lead complex customer investigations involving cloud services, network data, logs, and product behavior. Coordinate escalations with Engineering and Product, recommend fixes, create automation and documentation, mentor engineers, and support customers through scheduled 24-hour coverage. Diagnose technologies including DNS, HTTP/HTTPS, TCP/IP, routing, proxies, authentication, and SSO.
Top Skills:
APIsAuthenticationCiscoCloud ServicesContainersDnsHTTPHttpsJavaLinuxLogsMonitoring DataNetwork TracesProxy ServersPythonRoutingSaaSSingle Sign-OnTcp/IpThousandeyesVirtual Machines
Events • Food • Travel • Hospitality • Hotels & Resorts
Manages corporate and group hotel accounts, develops new business, drives room, catering, and food-and-beverage revenue, and oversees the full sales cycle. Responsibilities include client outreach, site visits, proposals, pricing, contract negotiation, account fulfillment, sales performance analysis, and strategic planning. The role also supervises, coaches, and supports sales team members while coordinating with hotel departments to ensure client satisfaction.
Top Skills:
DelphiMarket Planner SurveyOnqSalesforce
What you need to know about the Delhi Tech Scene
Delhi, India's capital city, is a place where tradition and progress co-exist. While Old Delhi is known for its rich history and bustling markets, New Delhi is defined by its modern architecture. It's clear the region places a strong emphasis on preserving its cultural heritage while embracing technological advancements, particularly in artificial intelligence, which plays a central role in shaping the city's tech landscape, fueled by investments in research and development.
