Job Summary: As a Backend Developer, you will create solutions that interact with the physical world, developing and maintaining systems for industrial process automation and monitoring. Key Highlights: 1. Working on solutions that interact with the physical world and real machines 2. Developing backend systems for industrial automation and monitoring 3. Integrating data between physical equipment and enterprise systems **Backend Developer** **Who We Are:** Technology may not be the first thing that comes to mind when you think about Weighing. But at Balança Marques, it is our focus. To deliver the best business management solutions for retail and industry worldwide, we leverage over 50 years of market experience—making Innovation our hallmark. Today, our team designs and develops cutting-edge equipment with fully in-house integrated software. Our work spans from Research \& Development through equipment manufacturing, marketing, and sales. And now, we need you to join us on this journey. Join a team collaborating across different locations around the globe. As part of an international group of companies, you’ll work with colleagues at our facilities in Braga and Lisbon (Portugal), Bilbao, Valencia and Vitoria (Spain), Orléans (France), and Ningbo (China). So get ready for a journey alongside true teammates—men and women of all ages and backgrounds—who speak other languages and perform entirely different roles, yet share the same purpose: adding value to the world of Weighing. **We're ready to scale up your career. Are you?** **What You’ll Do:** * Work on solutions where the **backend communicates with the physical world—not just browsers**, handling real machine and process states. * Develop and maintain **backend systems** for industrial process automation and monitoring in production environments. * Design and evolve services responsible for **integrating data between physical equipment, operators, and enterprise systems.** * Work with **IoT-oriented architectures**, including asynchronous and real-time communication with industrial devices. * Implement and maintain **MQTT-based integrations** for sensor and equipment data collection, distribution, and processing. * Ensure security, reliability, and fault tolerance **in systems that directly impact the operation of real machines and processes.** * Analyze and improve existing solutions, focusing on efficiency, robustness, and scalability. * Collaborate with product and engineering teams on **R\&D projects**, transforming complex technical requirements into solid software solutions. * **Actively participate in technical decisions** and continuous improvement of the backend architecture. **Who You Are:** * Bachelor’s or Master’s degree in Computer Engineering or related field (mandatory). * Minimum 5 years of backend development experience (mandatory). * Solid knowledge of Node.js and SQL databases. * Experience with MQTT or other asynchronous communication models is a plus. * Experience with Git/GitHub and version control. * Strong analytical, problem-solving, and critical thinking skills. * Knowledge of React (for better frontend collaboration) is a bonus. * Ability to work autonomously, with a strong sense of responsibility and good time management. * Good communication skills and teamwork spirit, with ease collaborating across different departments. **What You Can Expect From Us:** * A career path offering personal and professional growth opportunities * A great working environment with a team deeply knowledgeable about technology * An inclusive company experiencing rapid growth * A salary commensurate with your level of experience * Birth bonus upon the arrival of a child * Profit-sharing program * Discounts and other benefits from the José Pimenta Marques Group If you identify with us and believe you match the profile described, please submit your application via the form below or by email with reference BM\-BD\-2026 in the subject line to: \. The original job posting can be found at: https://www.itjobs.pt/oferta/510866/backend\-developer