Sr. Software Engineer - Full Stack- NodeJs+ReactJs Job

*About the Role:* 

We are looking for a talented and driven *Windows Application Developer* to build a desktop application that interfaces with {*}IoT devices via USB using Serial communication protocols{*}. The app will be built using {*}React{*}, {*}Electron{*}, and {*}Node.js{*}, with *SQLite* for local data storage. 

This is a Full Stack Developer role.

This role is ideal for someone who enjoys working close to hardware, building user-friendly desktop interfaces, and solving real-world device communication challenges. 

*Responsibilities:* 
 * Design, develop, and maintain a Windows desktop application using {*}React{*}, {*}Electron{*}, and {*}Node.js{*}. 
 * Implement communication with IoT devices via {*}USB (Serial communication protocols like UART/RS-232){*}. 
 * Develop and manage local data storage using {*}SQLite{*}, ensuring data integrity and efficient access. 
 * Ensure cross-process communication (IPC) and hardware interaction through Electron's main/renderer processes. 
 * Collaborate with embedded/firmware engineers to integrate device protocols and troubleshoot issues. 
 * Package and deploy Windows installers using tools like {*}Electron Builder{*}. 
 * Write clean, modular code with unit and integration tests. 

*Required Skills:* 
 * Strong experience with {*}JavaScript/TypeScript{*}, {*}React{*}, {*}Node.js{*}, and {*}Electron{*}. 
 * Proven experience working with *USB Serial communication* (e.g., using serialport or similar Node.js libraries) and familiar with web serial API, WebUSB API. 
 * Knowledge of *SQLite* and efficient database querying for embedded/local applications. 
 * Familiarity with the Windows operating system and packaging desktop applications. 
 * Experience working with asynchronous and event-driven data streams (from devices); UART Protocol experience
 * Understanding of inter-process communication (IPC) within Electron apps. 
 * Ability to debug and troubleshoot low-level device communication issues 

*Nice to Have:* 
 * Experience with *IoT protocols* such as MQTT, Modbus, or BLE. 
 * Familiarity with other USB communication modes (CDC, HID). 
 * Basic knowledge of embedded systems or microcontroller firmware. 
 * Experience with secure data handling and encryption for local storage. 
 * Exposure to CI/CD pipelines and auto-updating Electron apps.