Rahul Gupta

Backend-focused software developer with 3+ years of experience in Java and Spring Boot. Primary backend developer on a multi-tenant SaaS admissions ERP spanning ~90 JPA entities and ~75 REST controllers on a hexagonal architecture, with full-stack delivery in Angular and working knowledge of React. Skilled in REST API design, multi-tenant data modelling, Spring Security/JWT, JPA performance tuning, AWS S3, and database optimization. Prior freelance/contract experience delivering live production features end-to-end (schema design, API development, UI integration) for a startup and a rental-management platform. Comfortable using AI-assisted development tools for code generation, refactoring, and test creation with peer-reviewed validation.