Omar Tolan

Fullstack Engineer

• Job Details:Developed a RESTful API using TypeScript, Express.js, and MongoDB. Implemented a domain-based architecture with separate endpoints for admin dashboard, client mobile app, and authentication services. Designed and built a comprehensive MongoDB data model using Mongoose ODM with proper schema validation and relationships. Created a robust JWT-based authentication system with role-based access control and device-specific tokens. Implemented comprehensive error handling with custom error classes and contextual error responses. Built a robust logging system using Winston for application monitoring and debugging. Implemented middleware for authentication, authorization, and request context enrichment. Implemented secure password hashing using bcrypt and JWT token management. Developed a comprehensive dashboard using Next.js 15 and React 19, providing a centralized platform for managing members, classes, packages, and attendance tracking. Created a responsive, modern UI with Tailwind CSS and Shadcn UI components, ensuring a consistent and intuitive user experience across devices. Integrated Redux Toolkit for global state management, ensuring consistent data flow throughout the application.

Technical Project Coordinator

• Job Details:Led the development of a reservation and entrance solution to enhance client and tenant experiences. Collaborated with stakeholders to define core features for a proposed beach application. Designed reservation workflows and data-gathering processes to streamline operations. Coordinated with a software services provider to outline project scope, features, and timelines. Developed a temporary solution when the primary application plan faced unexpected challenges. Created a data entry form for processing formatted WhatsApp messages. Automated QR code generation, acceptance messages, and CSV data integration with Google Sheets. Applied data analysis tools to optimize beach seating by tracking guest counts and reservation trends. Ensured operational continuity through an interim system, improving efficiency and data-driven decision-making.

IT Support Staff

• Job Details:Installed and configured computer hardware, software, networks, and printers to support COP27 operations. Responded promptly to service issues and technical support requests, ensuring minimal disruption during event activities. Delivered on-site technical support across multiple venues during COP27, maintaining seamless IT operations for attendees and staff.