Min D3 IF/SI/MI/MD, Strong proficiency in Node.js and JavaScript, Experience with PostgreSQL for database design, querying, and optimization, Basic understanding of front-end technologies (e.g., HTML, CSS, React or Angular), Familiarity with version control systems, preferably Git, Experience with cloud services (e.g., AWS, Azure, or GCP), Develop, maintain, and optimize back-end systems using Node.js and PostgreSQL, Collaborate with front-end developers to integrate user- facing elements with server-side logic, Write clean, scalable, and well- documented code, Debug, troubleshoot, and resolve software defects, Preferred: Assist in Java-based projects or integrate with Java systems.