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# Backend Developer

- **Company:** ITF HOSPITALITY, LLC
- **Location:** Fullerton, CA, United States
- **Salary:** $45,000.0 - $53,000.0
- **Contract:** Permanent contract
- **Skills:** Query Performance, Amazon Elastic Compute Cloud, Amazon S3, Relational Databases, Software Debugging, Monitoring of Systems, PostgreSQL, Message Queuing Telemetry Transport (MQTT), Node.Js, Queueing Systems, RabbitMQ, Redis, TypeScript, WebSocket, WebRTC, Real Time Systems, ReactJS, Grafana, Database Optimization, Caching, Backend, Git, Event Driven Architecture, Kubernetes, Front End Software Development, Asynchronous Programming, Cloudwatch, NestJS, Restful APIs, Amazon Simple Queue Service (SQS), Aws Iot, Docker, Microservices
- **Published:** June 18, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=16ec303e5bd003b8

## About the Role

Do you have experience in TypeScript?, * 1-4 years of professional backend development experience

 * Strong proficiency in Node.js and TypeScript

 * Experience with NestJS or similar backend frameworks (Express, Fastify)

 * Solid understanding of RESTful API design and development

 * Hands-on experience with PostgreSQL or other relational databases

 * Familiarity with Redis or similar caching systems

 * Knowledge of Git and collaborative development workflows

 * Understanding of asynchronous programming and event-driven architectures

 * Strong problem-solving abilities and debugging skills

 * Excellent communication and teamwork capabilities

 * Preferred Qualifications

 * Experience with AWS services (EC2, S3, CodeDeploy, IoT Core, ECS/ECR)

 * Knowledge of real-time protocols: MQTT, WebSocket, Server-Sent Events

 * Experience with message queues (BullMQ, RabbitMQ, SQS)

 * Familiarity with Docker and container orchestration

 * Understanding of microservices architecture and monorepo management (Turborepo)

 * Experience with monitoring tools: Grafana, CloudWatch, OpenTelemetry

 * Knowledge of database optimization and query performance tuning

 * Background in high-traffic, real-time applications (restaurant tech, hospitality, e-commerce)

 * Experience with React Query or understanding of frontend-backend integration

 * What we offer

 * Work on cutting-edge real-time systems at scale (100+ restaurants, 1,800+ devices)

 * Hands-on experience with AWS infrastructure modernization (EC2 * ECS/ECR)

 * Exposure to diverse technologies: MQTT, WebSocket, SSE, message queues

 * Collaborative engineering culture with opportunities to influence technical direction

## Description

* Design and develop scalable RESTful APIs using NestJS 9.4.0 and TypeScript

 * Build and optimize real-time communication systems using MQTT (AWS IoT Core), WebSocket, and Server-Sent Events (SSE)

 * Work with PostgreSQL databases implementing read/write separation strategies

 * Implement caching strategies using Redis 7.1.0 (ioredis)

 * Develop asynchronous processing workflows with BullMQ

 * Migrate and optimize infrastructure from EC2 to ECR/ECS containerized deployments

 * Collaborate with Android and web teams to deliver seamless integration

 * Monitor system health using Grafana, CloudWatch, and OpenTelemetry

 * Contribute to architectural decisions for our 2026 roadmap

 * Participate in on-call rotation for production support


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