- Led the development of complex web applications using PHP, MySQL, and REACT- Designed and implemented RESTful APIs to facilitate seamless data exchange between front-end and back-end systems.- Mentored and trained junior developers, improving team efficiency and code quality.- Collaborated closely with UI/UX designers to ensure the implementation of responsive and user-friendly interfaces.- Optimized database queries and improved application performance, resulting in a 30% reduction in page load times.- Implemented security best practices, including input validation and authentication mechanisms, to safeguard user data and prevent security breaches.- Participated in code reviews to maintain code quality and ensure adherence to coding standards.- Worked closely with product managers and stakeholders to gather and prioritize requirements, ensuring timely delivery of features and enhancements.- Kept up-to-date with the latest PHP trends and emerging technologies, incorporating them into projects to enhance functionality and maintain competitiveness.- Implemented security best practices for infrastructure and applications, including vulnerability scanning, encryption, and access control, ensuring compliance with industry standards.- Managed and maintained version control systems such as Git, facilitating efficient code collaboration and branching strategies.- Provided on-call support for critical production issues, diagnosing and resolving issues promptly to minimize downtime.- Worked closely with cloud services (AWS) to optimize infrastructure costs while maintaining scalability and reliability.- Conducted regular security audits and penetration testing to identify vulnerabilities and ensure compliance with security standards.- Conducted regular performance monitoring and optimization of production systems, achieving a 20% increase in system uptime and reliability.

- Working for Vivre Deco ( www.vivre.ro ) on backend for online store with Yii Framework, GIT, VirtualBox, Vagrant- Developed and maintained web applications using PHP, HTML, CSS, and JavaScript.- Collaborated with front-end developers to integrate user interfaces with back-end functionality.- Wrote clean, well-documented code and conducted thorough testing to identify and resolve bugs.- Supported and improved existing web applications, addressing performance issues and implementing enhancements.- Collaborated with the QA team to ensure the quality of the final product through comprehensive testing and bug fixes.- Assisted in the deployment of web applications to production servers, ensuring smooth and error-free launches.

- Creating company's application for managing work safety contracts. This application is made using PHP, CSS, HTML, jQuery, MySQL on a CentOS Web Server. - Providing support for company employees in the use of software- Administration of 8 domain email over 1TB of data- Install software upgrades and troubleshooting company's ERP system- Proposal and implementation of automated backup system for critical data- Management and maintenance of server connections- Concepts and configuration of routing, switching and security network architecture and solve connectivity problems- Assisting the working points and mobile terminal users accessing Internet through VPN connection- Designing and Implementing Linux server for email- Design and configure local web server for internal applications- Maintenance of company computer systems located in secondary offices- Maintaining good relationships with suppliers of network equipment and computer systems- Managing VMware & Hiper-VM serversSome application features :- add customers and contracts- add services- creating invoice for customers- add employees for customers for managing work safety- create services packages