Sagi Cohen

Full Stack Developer at G.S. Weil Software Ltd. (2025 – 2026)

Developed and maintained software solutions for projects delivered to the Israeli Ministry of Defense using PHP/Laravel and React.
Built new applications and software modules from the ground up, including backend architecture, REST APIs, business logic, database models, and frontend integration.
Maintained and enhanced existing production systems, adding new features, resolving complex issues, and improving performance, stability, and maintainability.
Designed and implemented integrations, authentication flows, and data-processing functionality.
Worked with relational databases and complex application data models.
Delivered production-ready software with a strong focus on security, reliability, clean code, and maintainable architecture.

Cryptocurrency Trading Platform Development & Maintenance at Unicoo (2022 – 2024)

Developed and maintained backend services using PHP / Laravel Core.
Designed and implemented RESTful APIs, business logic, authentication flows, and integrations with external services.
Worked with relational databases, complex queries, and application data models.
Developed real-time trading features including price updates, notifications, trading tools, and customizable dashboards.
Developed and maintained frontend applications using React / Vue.js.
Focused on performance, security, scalability, and maintainable code in a financial trading environment.

Agricultural Management Platform at Smart-Farm (2019 – 2021)

Back-End Development: Led the development and enhancement of the company's main platform using PHP (Laravel). Was responsible for writing clean, modular, and scalable code, implementing best practices in software design patterns, and maintaining a high level of performance in our back-end systems.
RESTful API Creation: Designed and implemented RESTful APIs to ensure smooth communication between the front-end (JavaScript/Vue.js) and the back- end services. These APIs enabled efficient data flow, real-time updates, and integration with external services such as third-party agricultural sensors and monitoring devices.
API Integrations: Integrated multiple third-party APIs into the platform, including payment gateways, geolocation services, and data analytics tools. These integrations enhanced the platform's capabilities, allowing customers to manage their farm operations more effectively through real-time insights and data-driven decisions.

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