Sama Hassan
Backend Java Developer | Spring Boot | RESTful APIs | Microservices | Spring Security
About
Results-driven Backend Java Developer with 1.5+ years of experience building and deploying Spring Boot microservices and RESTful APIs in production environments. Proven track record across HRM, ERP, and Warehouse Management domains with solid expertise in JWT/Spring Security, JPA/Hibernate, MySQL, and CI/CD pipelines. Highly collaborative in agile teams, with a strong focus on clean architecture, code quality, and measurable delivery.
Experience
Java Developer - Thoroughbred Fulfillment - Lahore, Pakistan
(2025-11 - 2026-02)
Warehouse Management System
- Developed and maintained scalable backend services for a Warehouse Management System using Java and Spring Boot.
- Designed and implemented RESTful APIs for order creation, real-time tracking, and status-transition workflows.
- Optimised MySQL schemas and queries using JPA/Hibernate, improving data retrieval performance.
- Applied microservices architecture patterns to ensure modularity, scalability, and independent deployability.
- Collaborated with frontend and QA teams using Git and Maven in an agile delivery model.
Software Development Engineer in Test (SDET) - Code Automation - Lahore, Pakistan
(2025-08 - 2025-11)
- Built and maintained an automation framework using Java, Selenium WebDriver, TestNG, and POM, boosting test execution efficiency by 30%.
- Created and executed functional and regression test suites, detecting 40% more defects before production release.
- Engineered reusable test scripts, reducing script maintenance overhead by 25%.
- Automated end-to-end test cases for the will generation workflow, achieving a 95% automated pass rate.
- Increased test coverage by 35% and reduced manual testing effort by 50%.
- Integrated automated tests into CI/CD pipelines (Jenkins), shortening release cycles by 20%.
Associate Software Engineer – Backend - Exergy Systems - Lahore, Pakistan
(2024-08 - 2025-07)
- Designed and developed backend modules for employee onboarding, leave management, and performance tracking.
- Implemented JWT-based authentication and role-based access control (RBAC) using Spring Security, securing all API endpoints.
- Built scalable REST services with Spring Boot and JPA, improving system reliability and response times.
- Engineered RESTful APIs for student management, attendance tracking, and real-time teacher–parent communication.
- Ensured seamless mobile-backend integration by collaborating closely with iOS/Android developers.
- Configured and customised Odoo modules to streamline business workflows, improving automation and operational efficiency.
- Designed and developed a corporate website using Odoo Website Builder, enhancing the company's digital presence.
Education
Bachelor of Science - Computer Science - Government College University (GCU)
FSc. - Pre-Engineering - Punjab College

