Role Overview :

We are looking for an AWS IoT & Backend Engineer to build and manage scalable IoT solutions connecting robots/edge devices with AWS cloud and backend systems. The role involves AWS IoT Core, MQTT, backend development, telemetry pipelines, OTA updates, security, and production troubleshooting.

Key Responsibilities :

- Develop and manage AWS IoT Core and MQTT-based device communication.

- Implement MQTT QoS, TLS/mTLS, X.509 certificates, and IoT policies.

- Build backend services and APIs using Python/FastAPI or Node.js/NestJS.

- Integrate AWS services including SQS, ECS/EC2, S3, ECR, Aurora PostgreSQL, IAM, CloudWatch, and Secrets Manager.

- Design telemetry data pipelines, device management, and database solutions.

- Develop OTA update workflows with deployment tracking, failure handling, and rollback.

- Implement monitoring, logging, retries, security, and fault-tolerant communication.

- Work with Docker, Linux, Terraform, Git, and CI/CD.

- Troubleshoot issues across robots, edge devices, MQTT, AWS, backend, databases, and networking.

Required Skills :

- IoT : AWS IoT Core, MQTT, QoS, TLS/mTLS, X.509, IoT Policies.

- Programming : Python, Node.js, JavaScript/TypeScript.

- Backend : FastAPI/NestJS, REST APIs, WebSockets, Microservices.

- AWS : IoT Core, SQS, ECS/EC2, S3, ECR, Aurora PostgreSQL, IAM, CloudWatch.

- Database : PostgreSQL, SQL, database design, query optimization.

- DevOps : Docker, Linux, Terraform, Git, GitHub Actions, CI/CD.

- Security : Device authentication, certificates, IAM, access control.

- Networking : TCP/IP, HTTP/HTTPS, DNS, Wi-Fi, basic 4G/LTE.

- Edge/Robotics : Linux-based devices, NVIDIA Jetson/Raspberry Pi is a plus.

Preferred :

- Experience in robotics, industrial IoT, connected devices, or edge computing.