• Design, develop, and maintain scalable and high-performance backend services with Node.js. • Architect and implement complex features and improvements in our existing applications. • Collaborate with product managers and frontend developers to create seamless integrations. • Mentor and guide junior developers through code reviews and architecture discussions. • Ensure code quality through testing, monitoring, and adherence to best practices. • Stay up-to-date with emerging technologies and industry trends to continuously improve our systems.

• Architect from Scratch: Design and implement a greenfield, microservice-based backend architecture optimized for high-throughput IoT data ingestion. • Hardware & SIM Integration: Directly integrate diverse hardware (Telematics, Smart Meters) and manage the M2M SIM lifecycle (provisioning, activation, and data limit orchestration) via telco APIs. • Protocol Implementation: Develop handlers for IoT protocols including MQTT, CoAP, HTTP/2, WebSockets, and LwM2M. • Connectivity Management: Implement logic to monitor signal strength (RSSI), manage APN configurations, and handle failover logic for devices using cellular M2M/eUICC technology. • Logic Development: Build complex backend logic for smart solutions, such as geofencing, real-time alerting, and automated data-usage capping to prevent SIM overages. • Data Orchestration: Manage massive streams of time-series data using PostgreSQL (and TimescaleDB) to ensure data integrity and query performance. • Security: Implement industry-standard security including TLS/SSL, X.509 certificates, and Private APN/VPN tunneling for secure M2M communication.

• Design, develop, and maintain robust and scalable backend services using Node.js. • Collaborate with frontend developers to ensure effective integration of user-facing elements with server-side logic. • Optimize applications for maximum speed and scalability. • Implement security and data protection measures • Participate in code reviews, mentoring junior developers, and fostering a culture of continuous improvement. • Troubleshoot, debug, and upgrade existing systems while keeping documentation up to date.

• Develop, test, and maintain server-side applications and APIs using Node.js • Collaborate with cross-functional teams to define, design, and implement new features • Optimize applications for maximum speed and scalability • Write clean, maintainable code and ensure code quality through testing and documentation • Troubleshoot and debug applications and identify any bottlenecks • Stay current with emerging technologies and best practices in backend development.