Summary: Seeking a Senior Full-Stack Developer with strong Hardware & Integration expertise to design, build, and maintain integrations between cloud platforms and physical hardware devices. Highlights: 1. Senior individual contributor role with significant technical ownership 2. Design and implement integrations between cloud services and on-site hardware 3. Deep understanding of hardware integration patterns and protocols We are seeking a **Senior Full\-Stack Developer with strong Hardware \& Integration expertise** to join a global R\&D organization as a Hardware / Integration Subject Matter Expert (SME). This is a senior individual contributor role with significant technical ownership. You will design, build, and maintain integrations between cloud\-based software platforms and a wide variety of physical hardware devices deployed globally in live, consumer\-facing environments. The role sits at the intersection of cloud infrastructure, backend systems, frontend applications, and on\-premise hardware, and requires deep hands\-on experience delivering reliable, scalable hardware–software integrations in production. **What You’ll do:** * Design and implement integrations between cloud services and on\-site hardware systems * Build and maintain **SDKs and integration layers** for devices such as cameras, kiosks, printers, PDQs, and other physical systems * Own architectural decisions for hardware integration patterns, protocols, and communication flows * Collaborate closely with backend, frontend, product, and operations teams to deliver end\-to\-end solutions * Ensure reliability, performance, and resilience across globally distributed hardware deployments * Troubleshoot and resolve complex hardware–software issues in live production environments * Establish best practices and mentor engineers in hardware integration and system design Requirements: **Requirements:** * 5\+ years of professional software development experience, with a strong focus on **hardware integration** * Proven experience integrating software systems with **physical hardware devices** in production * Deep understanding of hardware integration patterns, protocols, and operational constraints * Experience developing and maintaining SDKs for hardware devices * Solid knowledge of **SQL and NoSQL databases** (e.g., DynamoDB, MongoDB, MySQL) * Advanced proficiency in **Java**, **TypeScript**, and **JavaScript** * Strong understanding of **RESTful API design** and microservices architectures * Experience with **Infrastructure as Code** (Terraform, Serverless Framework, CloudFormation) * Working knowledge of modern frontend frameworks (React or Vue.js) * Proven ability to build **scalable, maintainable, and robust integration solutions** * Strong AWS experience