Manjunath M Email & Phone Number

Dublin, Ca, Us

Automated the CI/CD pipeline process by integrating the Docker with Jenkins by pulling the source code from GitHub repository and configured SonarQube for code coverage and Sonar Metrics in the pipeline for quality of unit test cases by using Coverage plugins and generated build using Maven.Utilized Kubernetes to deploy scale, load balance, scale and manage Docker swarm with multiple name spaced versions.Skilled in PowerShell scripting and dotnet languages, GIT/GIT Bash, Azure DevOps, and working with Json, XML files, facilitating automation and enhancing development processes.Utilized Terraform to provision infrastructure as code, automating the deployment of Kubernetes clusters and associated resources across multiple cloud providers or on-premises environments.Implemented infrastructure configurations using Terraform modules, promoting reusability and maintainability while ensuring consistency and scalability of the underlying infrastructure.Implemented Prometheus and Grafana for metrics monitoring and visualization, setting up custom dashboards to track key performance indicators and ensure optimal resource utilization.Implemented cluster services using Docker and Kubernetes to manage local deployments in Kubernetes by building a self-hosted Kubernetes cluster using Terraform and Ansible and deploying application containers.Developed APIs using Kubernetes to manage and specify the copies of the Docker containers to run the actual servers in the Azure cloud environment. Scheduled, deployed and managed Container replicas onto a node cluster using Kubernetes.Managed Ansible playbooks and inventory which are the entry point for Ansible provisioning and management where the automation is defined through tasks and run Ansible scripts to provision servers.Used Elastic Search, LogStash, Kibana to see logs information, monitor, security and get the health notifications from nodes. Automated the installation of ELK agent (file beat) with Ansible playbook

Automated change management processes using GitHub Actions to streamline the approval and deployment of IaC changes.Integrated notifications and notifications to ensure all stakeholders were informed and engaged in the change management workflow.Utilized Azure Resource Manager (ARM) templates for infrastructure as code (IaC), enabling consistent and repeatable deployment of Azure resources.Implemented the automated Nagios in Ops environment for alerts & email notifications using Python script & executed them through Ansible.Developed and managed Infrastructure as Code (IaC) pipelines using GitHub Actions and Terraform to automate infrastructure provisioning and configuration.Deployed and managed Kubernetes clusters using various deployment methods such as kubeadm, kops, or managed Kubernetes services (e.g., AKS, EKS, GKE), ensuring high availability, scalability, and resilience of containerized workloads.Proficient in Kubernetes concepts such as Pods, Deployments, Services, StatefulSets, DaemonSets, and Ingress controllers, orchestrating containerized applications efficiently across clusters.Ensured infrastructure changes were version-controlled and could be easily reproduced in multiple environmentsCreated and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins, maintained and managed nomad and consul key value storage for micro-service architecture using Docker for services.Installed Jenkins as continuous integration server, integrated JENKINS with GIT HUB source code repository and maintained builds continuously when the developer check-in their code and managed Jenkins plugins for Tests, Reports, Notification, User Authorization & Deployment. Created roles, recipes, cookbooks and data bags for server configuration.Used ticketing tool JIRA to Create tickets, generate reports on different bug issues and tickets and worked on POCs which were documented on Confluence.

Working with Cloud technologies like AWS (IaaS), SFDC (SaaS) with services including AWS EC2 Reserved Instances & On-Demand Instances, AWS VPC, AWS IAM, AWS S3 (Life Cycle & Versioning), AWS Cloud Formation, AWS Auto Scaling, AWS EIP, RDS, Route53 & Elastic Load Balancing.Deploying Siebel applications on AWS EC2 Reserved Instances, writing the AWS Cloud Formation JSON templates for automating the launching of EC2 Resource types.Automated routine server maintenance tasks using PowerShell scripts and task scheduler, improving operational efficiency and reducing manual workload.Written the Ansible plays to manage the OS configurations and middleware installations, and version controlled the ansible playbooks using Git VCS.Integrated Kubernetes with CI/CD pipelines (e.g., Jenkins, GitLab CI/CD, GitHub Actions) to automate build, test, and deployment workflows for containerized applications, enabling rapid and reliable software delivery.Proficient in implementing Infrastructure-as-Code (IaC) principles using Terraform and CloudFormation.Demonstrated experience in writing and managing Terraform configurations or CloudFormation templates for automated provisioning.Leveraged Python scripting for automation tasks, including infrastructure management, deployment workflows, and operational tasks, enhancing efficiency and reducing manual effort.Configured Jenkins job DSL (Domain-Specific Language) and Jenkinsfile to define pipeline workflows as code, enabling version-controlled and reproducible builds.Utilized Jenkins plugins for Docker and Kubernetes integration to build and deploy containerized applications to Kubernetes clusters.Implemented Docker containerization for Java applications, optimizing resource utilization and enabling consistent development-to-production environments across teams.Administering and monitoring of AWS Identity and Access Management Service for access control, monitoring and maintaining various users and groups.

Automated deployment processes using Docker containers and managed container orchestration with Kubernetes.Utilized Azure Kubernetes Service (AKS) to orchestrate containerized applications, ensuring scalability and high availability.Configured Azure Monitor and Azure Log Analytics for centralized monitoring and performance analysis of Azure resources and applications.Implemented CI/CD pipelines using tools like Jenkins and PowerShell scripting to automate application deployments, reducing manual errors and deployment time by 40%.Implemented Jenkins pipelines to automate the build, test, and deployment phases of software delivery, facilitating continuous integration and delivery practices.Implemented modular and reusable code patterns in Python and Terraform modules to streamline infrastructure provisioning and configuration management, promoting code maintainability and scalability.Integrated Jenkins with version control systems such as Git and GitHub for source code management and triggering automated builds based on code changes.Managed Ansible playbooks and inventory which are the entry point for Ansible provisioning and management where the automation is defined through tasks and run Ansible scripts to provision servers.Integrated Ansible Tower with Jenkins to quickly deploy critical applications, managed changes and provided encryption needed for task files with Ansible Vault.Set up monitoring and logging solutions for Kubernetes clusters using tools like Prometheus, Grafana, and ELK Stack, monitoring cluster health, resource utilization, and application performance.Implemented Kubernetes RBAC (Role-Based Access Control), network policies, and pod security policies to enforce least privilege access, network segmentation, and container security best practices.

Efficient in tracing complex build problems, release issues and environment issues in a multi component environment.Involved in versioning the source code, releasing binary files, creating and applying labels on source files and release file.Analyse and resolve complication and deployment errors related to code branching development, merging and building of source code.Developed and maintained automation scripts using tools like PowerShell, Shell scripting, or Ansible to automate routine tasks such as deployments, backups, and monitoring configurations.Managed Linux staging and testing environments and automated application packaging and deployments.Supported Puppet master server and around 500+ Clients by installing agents and managed multiple modules and manifests.Defined instances in code, next to relevant configuration on what running and then created the instances via Puppet.Connected continuous integration system with GIT version control repository and continually build as the check-in’s come from the developer.Experience with Terraform Cloud management tool and provisioned the Azure infrastructure using terraform. Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.Integrated Kubernetes with CI/CD pipelines (e.g., Jenkins, GitLab CI/CD, GitHub Actions) to automate build, test, and deployment workflows for containerized applications, enabling rapid and reliable software delivery.Implemented disaster recovery strategies for Kubernetes clusters, including backup and restore procedures for persistent data, disaster recovery drills, and multi-region failover configurations to ensure business continuity.Used different version controls like GIT and BIT bucket to manage code and managed users and different plugins to automate the build and deployment process using Jenkins.