Md Rezuan Hossain Email & Phone Number

Dhaka, Bangladesh

• Administer and maintain Linux systems, ensuring optimal performance, security, and uptime.• Monitor server performance using Prometheus and Grafana, conducting regular health checks.• Lead teams in IVR application design and development.• Collaborate with IT, network, and telecom teams to implement, support, and maintain systems.• Experienced in working with telecom operators (Robi, Banglalink, Grameenphone) and IVR applications.• Skilled in usability testing, system tuning, and performance optimization.• Familiar with signaling protocols (BICC, SIP).• Experienced in Linux server administration, virtualization, and web servers (Nginx, Apache).• Built live streaming CDN platforms using NGINX-RTMP and Wowza.• Proficient in programming, scripting, and DevOps tools.

Dhaka, Bangladesh

• Troubleshooting system issues and providing technical support to ensure smooth daily operations.• Implementing security protocols and maintaining data backups for critical systems.• Assisting in software and hardware installations, configurations, and updates.• Managing user accounts, permissions, and system access controls.• Ensuring system uptime and performance through proactive maintenance and monitoring.• Collaborating with cross-functional teams to support IT-related projects and resolve technical challenges.• Documenting IT processes, configurations, and troubleshooting steps for future reference.

M.Sc, Computer Science And Engineering

B.Sc, Computer Science And Engineering