Divyanshu S.

Improved system performance by 50% through instance optimization and load balancing configurations. Ensured 99.99% uptime for the web application, meeting SLA requirements and enhancing user experience. Managed the development and implementation of infrastructure automation solutions using AWS technologies such as EC2, VPC, Security groups and NACL, Elastic IP’s. Stop and restart the servers and increasing the instances sizes like CPU memory and ram. S3 buckets creations, files uploading and maintain the buckets with different polices. Provided 24/7 on-call support for critical systems, ensuring high availability and rapid issue resolution. Autoscaling and load balancer services creations and maintains. Creating the IAM roles for different user in the same AWS account and cross accounts. Terraform setup and used scripts as IaC service. Provided support for web servers configuration and maintenance activities. Reduced system downtime for critical applications by implementing robust monitoring and alerting tools. Linux Server Maintenance and Optimization Description: Managed and maintained a fleet of Linux servers to ensure optimal performance, security, and reliability for a cloud-based infrastructure. Responsibilities: Conducted regular system updates, patches, and upgrades on Ubuntu and CentOS servers to address security vulnerabilities and improve stability. Implemented backup and disaster recovery solutions using tools like rsync and cron jobs to safeguard critical data. Optimized server configurations for resource efficiency, including kernel tuning, disk management, and memory optimization. Technologies Used: Linux (Ubuntu, CentOS) Rsync, cron jobs for backups Kernel tuning and performance optimization tools Achievements: Ensured 99.99% uptime for critical services through proactive monitoring and timely resolution of incidents. Reduced server downtime by 40% by implementing automated backup and recovery procedures. Improved system performance by 30% through fine-tuning of server configurations and resource allocation.