Mohammed Rizwan

About Mohammed Rizwan

Deployed 100+ microservices to Amazon EKS using Kubernetes manifests and Helm charts. Designed and implemented AWS ALB Ingress Controllers to manage external traffic within Kubernetes clusters. Executed deployment strategies such as blue-green, canary, and rolling updates for zero-downtime releases. Automated CI/CD pipelines with Jenkins and custom shell scripting, accelerating deployment cycles and reducing manual intervention. Managed AWS infrastructure (EC2, VPC, S3, IAM, EBS) using Terraform (Infrastructure as Code) Configured Terraform remote state with s3 and DynamoDB for secure state locking and from preventing accidental deletions. Established AWS security by creating IAM roles, policies, and security groups. Maintained and upgraded Amazon EKS clusters, applying patches and version updates to ensure security and compliance. Architected secure AWS networks using VPCs, subnets, NAT Gateways, and Load Balancers to support high-availability applications. Managed version-controlled Kubernetes manifests, Helm charts, and source code repositories in GitHub for efficient collaboration. Used Kubernetes secrets to securely manage database passwords and stored encrypted secret files in GitHub for application credentials. Carried out Kubernetes resource claw back validations to ensure resource reclamation and cost efficiency. Configured Slack alerts from Grafana dashboards and used Splunk for centralized log monitoring. Provisioned and managed Persistent Volumes (PV) and Persistent Volume Claims in the cluster Resolved container issues such as Image PullBackOff, CrashLoopBackOff, and health check failures to improve deployment stability. Enforced security best practices in Kubernetes and AWS environments using RBAC, IAM policies, and encryption standards. Monitored pod and node health, troubleshooting issues proactively to maintain high system availability. Developed Kubernetes infrastructure with deep knowledge of core components: API Server, etcd, Scheduler, Controller Manager and Kubelet. Automated cloud infrastructure deployment and management through integrated CI/CD workflows using Terraform, Jenkins, and shell scripting. Leveraged Ansible for configuration management and automation in hybrid cloud environments Utilized AWS monitoring tools such as CloudWatch, Grafana, and Splunk for system performance, security, and availability monitoring

Experience

1. System Engineer

   Tata Consultancy Services

   Feb 2023 — Present · Hyderabad, IN

Education

• Hyderabad Institute of Excellence - India

  Intermediate

  2014 — 2016

• Muffakham Jah College of Engineering & Technology

  Bachelor of Engineering - BE

  2016 — 2020

• Kakatiya high school

  Secondary

  2013 — 2014