Nirmalkumar Selvaraj

Client Project: Flixmedia, UK.
Role: GCP Cloud, Kubernetes (GKE), and Security DevOps Engineer.

• Designed, provisioned, and maintained GCP infrastructure using Terraform, including VPCs, subnets, firewall rules, IAM service accounts, Compute Engine VMs, and GKE clusters.
• Created and managed Google Kubernetes Engine (GKE) clusters; deployed and supported Sisense analytics platform on Kubernetes.
• Containerized and deployed Scrapy-based data ingestion applications using Docker and Kubernetes.
• Implemented CI/CD pipelines with GitHub Actions, automating build, image creation, and Kubernetes deployments.
• Administered FortiGate firewall, managing NAT/VIP rules, HTTPS policies, VPN configuration, and IP whitelisting.
• Performed security patching and OS updates on Linux virtual machines to meet compliance and vulnerability standards.
  Implemented IAM, RBAC, and network security policies for cloud and Kubernetes workloads.
• Configured monitoring and alerting using Prometheus, Grafana, and GCP Monitoring to ensure high availability.
• Environment: GCP, Terraform, GKE, Kubernetes, Docker, GitHub Actions, Linux, FortiGate, Sisense, Scrapy, IAM, VPC, Prometheus, Grafana.

Client Project: The Sole Supplier – UK
Role: AWS Cloud and DevOps Engineer.

• Provisioned and managed AWS infrastructure using EC2, S3, EBS, RDS, IAM, Route 53, and Auto Scaling.
• Deployed and supported Kafka, Elasticsearch, MongoDB, and Dremio on EC2 instances.
• Implemented CI/CD pipelines for application deployments using GitHub Actions and Jenkins.'
• Managed multi-node data platforms, including Kafka, Elasticsearch, MongoDB, and Dremio, on EC2.
• Configured DNS routing and traffic management using Route 53.
  Established monitoring, backup, and disaster recovery strategies to ensure system reliability.
• Optimized AWS resources for performance, scalability, and cost efficiency.
• Environment: AWS, EC2, S3, EBS, RDS, Route 53, Linux, Jenkins, GitHub Actions, MongoDB, Kafka, Elasticsearch.

Internal Projects: Datinfi (Own Products)
Role: DevOps and Cloud Engineer;
Platforms: Hetzner (On-Prem), GCP, AWS, Azure.

• Built and managed on-premises Kubernetes clusters on Hetzner for production workloads.
• Created and administered Azure Kubernetes Service (AKS) clusters, and deployed Scrapy-based applications using GitHub Actions CI/CD pipelines.
• Automated container build and deployment workflows across GKE and AKS environments.
• Deployed containerized applications, including React UI, Python APIs, MongoDB, Kafka, and Elasticsearch.
• Managed Linux servers, SSH access, system hardening, monitoring, and backups.
• Integrated centralized logging and analytics using Elasticsearch and Kibana.
• Environment: Hetzner, AKS, GKE, Kubernetes, Docker, GitHub Actions, Linux, MongoDB, Kafka, Elasticsearch, Azure, GCP, AWS.

• Built and maintained CI/CD pipelines integrated with Git for continuous application delivery.
• Administered Linux servers, managing system security, performance tuning, and user access.
• Supported Big Data platforms including Hadoop, Hive, Sqoop, Pig, Flume, and Zeppelin.
• Implemented logging and analytics solutions using Elasticsearch and Kibana for real time insights.
• Supported Azure cloud deployments, including VM provisioning, storage management,and application hosting.
• Actively contributed to establishing DevOps best practices and culture within the organization