Tarik Ćatović

Built a NestJS-based application focusing on clean architecture, scalability, and maintainability. Implemented serverless solutions with Node.js (Lambda functions) enabling reliable background processing and decoupled systems.

Contributed to a hospital management system built with Python (Django and FastAPI); worked with FHIR APIs for structured clinical data exchange; collaborated with a React frontend and plugin-driven backend architecture. Designed and implemented plugin-based reporting for Lab, Imaging, and Specialty reports (PDFs uploaded securely), processed, and sent to AI services for analysis; handled AI responses including extracted clinical data and confidence scores, transforming and persisting results in a FHIR-compliant form. Worked with GraphQL to support client-side and cross-service data access; contributed to schema design, query optimization, and cross-service integration.

Led backend development within a microservices architecture using Nest.js, optimizing system scalability and efficiency. Mentored up to 3 interns on coding best practices, debugging, and effective collaboration. Managed PostgreSQL database operations including crafting queries, views, stored procedures, triggers, and functions for robust data integrity and performance.