Luis Carlos

Systems Administrator & Full-Stack Developer

Orange • Full-time

Jan 2018 - Jun 2023 • 5 yrs 5 mos

Multi-Environment Server Administration Linux & Windows Management: Expertly managed and maintained Linux (Ubuntu, Debian) servers, focusing on backend service optimization, security hardening, and seamless application deployment. Core Infrastructure: Administered Windows Server environments, managing critical roles including Active Directory (AD), DNS, and DHCP, as well as managing enterprise file services and permissions. Systems Optimization: Improved system uptime and performance through proactive monitoring and strategic resource allocation across hybrid environments. Software Development (Web & App) Architecture & Design: Designed and architected scalable web and mobile applications, integrating complex APIs and ensuring high-performance code standards. Full SDLC Oversight: Managed the complete Software Development Life Cycle (SDLC), overseeing everything from frontend interface design to backend database management and logic. Scalability: Implemented modular code practices to ensure applications could handle growth in user traffic and data volume. Network Infrastructure & Telecommunications Network Security: Configured and monitored corporate network infrastructures, ensuring robust perimeter security and the stability of both internal and external communication channels. Technical Troubleshooting: Resolved Tier 2 network incidents and optimized network topologies to eliminate bottlenecks and improve connectivity speeds.