Nizar Ouertani

Full-stack Software Engineer delivering scalable applications across banking, legal-tech, and e-commerce. Built and deployed production systems that automated manual workflows and improved operational efficiency. Focused on creating reliable, maintainable solutions and delivering features end-to-end in collaborative environments.

Full-Stack Developer Intern - Symatique

(2025-03 - 2025-09)

E-commerce platform with interactive 3D virtual showroom (End-of-Studies Project)

• Spearheaded end-to-end development of a complete e-commerce platform using Agile Scrum across 6 sprints, delivering every milestone on schedule.
• Designed and implemented a JWT-secured Spring Boot REST API with role-based access control, achieving zero unauthorized-access incidents throughout QA testing
• Integrated Three.js with Angular to build an immersive 3D virtual showroom, reducing product browsing time by ~40% compared to the traditional 2D image catalogue.
• Enforced code quality standards with SonarQube, attaining an “A” maintainability rating and zero critical issues at final delivery.

Full-Stack Developer Intern - TeamSyst

(2024-07 - 2024-08)

Legal case management web application

• Engineered a Spring Boot 3.0 backend exposing 5+ JWT-secured REST endpoints, enabling concurrent access for a 20-user legal team without performance degradation.
• Developed an Angular 16 real-time analytics dashboard with ngx-charts, delivering instant visibility into 100+ active cases for management.
• Deployed WebSocket push notifications, cutting case-update response time from several hours to under 30 seconds.
• Created a tablet-first responsive UI that was fully adopted by a 10-person warehouse team on day one of rollout.

Full-Stack Developer Intern - ESPRIT

(2023-07 - 2023-09)

Professional offers management platform (internships & jobs)

• Delivered RESTful API with Express.js handling 3 core modules (offers, applications, approvals), integrated with the legacy student-management system.
• Built Angular 15 SPA with live dashboard tracking 200+ active offers and push notifications for time-sensitive approvals.
• Reduced offer-processing bottleneck by automating data sync, saving ~5 hours/week of manual data entry.

Developer Intern - Banque de Tunisie

(2022-02 - 2022-06)

Money-collection management web application

• Customised application to meet 3 bank-specific compliance and workflow requirements.
• Implemented responsive front-end features covering 4 core transaction views.

M.Eng. Computer Science - Web & Internet Technologies - ESPRIT–École Supérieure Privée d'Ingénierie et de Technologie, Tunis (2022 - 2025)

B.Sc. Management Information Systems - Business Intelligence - FSEGT–Faculté des Sciences Économiques et de Gestion de Tunis (2019 - 2022)