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Devops Engineer System Administrator

Location:
Irving, TX
Posted:
February 12, 2024

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Resume:

Dheeraj Kumar Reddy

(DevOps Engineer)

Email: ad3kob@r.postjobfree.com

Phone: 469-***-****

PROFESSIONAL SUMMARY

Overall, 11 years of experience in the IT Industry where Azure DevOps Engineer with 7 years of comprehensive experience in Cloud with a major focus on and Azure. Acclaimed excellent knowledge in DevOps, Configuration Management, Infrastructure Automation, Build and Deployment Automation, Designing, Development on Microsoft Azure. Relevant 4 years in LINUX System Administrator.

Hands-on Experience Administrating Microsoft Azure Services like Azure App Services, Azure SQL Database, Azure AD, Azure Blob storage, Azure Functions, Virtual machines, Azure Fabric controller, Azure Data Factory, Azure web applications, Azure Service Bus, and Notification hub.

Maintained comprehensive documentation for cloud solutions, facilitating knowledge transfer and team-wide understanding.

Configured and optimized load balancing strategies in both CDN and Cloud Foundry environments, distributing traffic effectively to enhance application availability and reliability.

Implemented cost optimization strategies, ensuring efficient resource utilization and budget adherence.

Established robust monitoring and alerting systems for cloud-based systems, ensuring proactive issue identification and resolution.

Demonstrated proficiency in troubleshooting Azure AD issues, resolving identity-related challenges, and providing effective support to end-users. Utilized Azure AD logs and diagnostic tools for proactive issue identification and resolution.

Experience in designing Azure Resource Manager (ARM) Template to deploy multiple resources as well as in designing custom build steps using Power Shell and Developed PowerShell scripts and ARM templates to automate the provisioning and deployment process.

Integrated OpenShift into CI/CD pipelines, automating the deployment and updating of applications through tools like Jenkins, Git, and Nexus, ensuring a streamlined and efficient development process.

Experience working with IAM to create new roles and groups with customized policies.

Provisioned large-scale environments as an infrastructure as a code using Terraform and developed custom Terraform Modules for projects to manage code as DRY

Developed strategic DevSecOps plans aligning security practices with the software development lifecycle to enhance overall system security.

Experience in building and deploying automation for Terraform scripts using Jenkins.

Implemented production environment using Terraform with Terragrunt as a wrapper.

Used Packer to create Automated Machine Images and automated the whole AMI creation process using Jenkins and created custom Kafka, zookeeper AMI's using Packer deployed it across Kubernetes cluster.

Expertise in using Packer tool to generate Virtual Machines (VM) from the base OS Image and experience in using Azure Shared Image Gallery to store VM Images and Share the Images automatically across multiple Regions/Subscriptions.

Seasoned in Configuring Azure Automation Desired State Configuration (DSC) configuration management to assign permissions through Role-Based Access Control (RBAC), assign nodes to proper automation accounts and DSC configurations, to get alerted on any changes made to nodes and their configuration.

Conducted performance analysis and optimization of Node.js applications by implementing best practices, fine-tuning code, and utilizing Azure services like Azure Monitor and Application Insights to monitor and enhance application performance002E

Expertise in Designing and implementing Continuous Integration (CI) throughout many environments utilizing Azure DevOps tools to provide an agile development process that is automated and repeatable, allowing teams to safely deploy code several times per day while ensuring Azure Kubernetes Services (AKS) are supported.

Utilized Git version control for managing Node.js codebase, implementing branching strategies, code reviews, and Git workflows

Led security compliance initiatives by conducting regular audits and assessments of Azure resources to align with industry standards and regulatory requirements. Collaborated with stakeholders to remediate findings and ensure continuous adherence to security policies.

Well versed in using Azure Infrastructure as a Service (IaaS), Provisioning VMs, Virtual Networks, Deploying Web Apps, Microsoft SQL Server, using ARM Templates, and Azure DevOps CI/CD pipelines.

Expertise in configuring the Monitoring and Alerting tools according to the requirement like Prometheus and Grafana, setting up alerts, and deploying multiple dashboards for individual applications in Kubernetes.

Designed end-to-end cloud solutions on the Google Cloud Platform (GCP), ensuring alignment with business objectives and scalability.

Executed the implementation of cloud solutions on GCP, overseeing the entire process from conceptualization to deployment.

Collaborated closely with architects, developers, and operations teams to ensure seamless integration of cloud-based systems.

Facilitated effective communication and coordination between various teams to achieve optimal performance and delivery of cloud-based projects.

Developed and implemented robust cloud-based architectures on GCP, focusing on scalability, security, and high performance.

Enforced adherence to GCP best practices in the design and implementation of cloud-based systems to optimize functionality and efficiency.

Engineered scalable solutions on GCP, accommodating varying workloads and ensuring resource utilization efficiency.

Implemented and enforced security measures in cloud architectures, safeguarding data and applications hosted on GCP.

Continuously optimized cloud-based architectures for enhanced performance and responsiveness.

Provided guidance and support to development teams, ensuring they effectively leverage GCP services and follow established best practices.

Took a leadership role in technical discussions, guiding teams in making sound decisions regarding GCP architecture and implementation.

Managed cloud resources efficiently, optimizing costs while maintaining high levels of performance and reliability.

Integrated automation into cloud solutions to streamline processes and enhance operational efficiency.

Good exposure in managing various LINUX servers clustered environments.

Excellent troubleshooting and time management skills, ability to work independently while coordinating efforts with engineers, vendors, and customer support resources.

Strong analytical skills coupled with a structured approach to problem-solving and demonstrated ability to deal with high-pressure situations.

Excellent communication & interpersonal skills and a strong commitment to the profession, team building skills with proficiency at grasping new technical concepts quickly and productively utilizing the same.

CERTIFICATIONS:

Microsoft Certified Azure DevOps Engineer (AZ 400)

Certified Kubernetes Administrator.

AWS Developer – Associate.

EDUCATION:

Bachelors

TECHNICAL SKILLS:

Title

Tools Used

Cloud Environments

Microsoft Azure, Amazon Web Services

Configuration Management

Ansible, Ansible Tower

Build Tools

ANT, Maven, Grade, sbt

CI/CD Tools

Jenkins, Azure Pipelines

Monitoring Tools

Splunk, Nagios, Cloud Watch, ELK, Grafana, Prometheus

Container Tools

Kubernetes, Docker, Helm, Open Shift

Scripting/Programming Languages

Python, Shell (PowerShell/Bash), Ruby, YAML, JSON, Groovy, JavaScript, C/C++,

Shell Scripting,

Version Control Tools

GIT, SVN, BitBucket, GitLab, GitHub

Operating Systems

UNIX, Linux, Windows Server

Databases

SQL Server, MYSQL, Oracle, NoSQL, MongoDB, Dynamo DB, Cassandra

Ticketing Tools

Jira

Testing / Code Quality

Selenium, SonarQube

Web/Application Servers

Apache Tomcat, Nginx, httpd

Virtualization Tools

Oracle Virtual Box, VMWare, vSphere, Vagrant

Infrastructure as Code

Terraform, CloudFormation, Azure App Insights.

PROJECTS

Client: THE OCC Dallas, TX, USA Feb 2021 to till now

Role: Sr. Cloud Engineer.

Responsibilities:

Deployed Azure IaaS virtual machines and cloud services (PaaS role instances) into secure Virtual Networks and subnets. Designed and configured Azure Virtual Networks, subnets, DHCP address blocks, Azure network settings, DNS settings, security policies, and routing.

Major focus on Configuration, SCM, Build/Release Management, Infrastructure as a code (IAC), and Azure DevOps operations Production and cross-platform environments.

Configured Azure Backup Service for taking backup of Azure VM and data of on premise to Azure, built and installed servers through Azure Resource Manager (ARM) templates or Azure Portal.

Experience in migrating on-premises applications to Azure. Performed PowerShell scripting to do Patching, Imaging, and Deployments in Azure.

working with Kubernetes API objects, such as pods, services, deployments, and volumes, to deploy and manage containerized applications.

Successfully integrated Azure AD with various Azure services, ensuring seamless authentication and authorization processes for cloud-based applications, virtual machines, and other resources.

Experience in configuring GitLab runners for executing automated tests and builds.

Experience in creating and managing container images using Docker and OpenShift build tools.

Designed and implemented CI/CD pipelines for Node.js applications using Azure DevOps

Implemented end-to-end security solutions by designing and deploying Private Endpoints, VNet integrations

key Vault configurations to safeguard sensitive data, ensuring compliance with industry standards and company policies.ket

Experienced in developing and maintaining deployment pipelines using Urban Code Deploy, ensuring smooth and efficient deployments.

demonstrated proficiency in managing CDN solutions, particularly Akamai, to optimize content delivery, improve website performance, and ensure low-latency access for global users

Possess in-depth knowledge of networking principles, protocols, and technologies, including TCP/IP, DNS, HTTP/HTTPS, routing, and subnetting.

Implemented strategies for content acceleration using CDN technologies, resulting in faster load times, reduced latency, and improved overall user experience.

Configured and maintained security features within CDN platforms, implementing measures such as DDoS protection, Web Application Firewall (WAF), and SSL/TLS encryption.

Worked on Creating the Docker images on top of Dockerfiles and push the images to container registry

Experience in deploying and managing applications on Azure Kubernetes Service (AKS).

Provisioning servers/instances using infrastructure as code such as Terraform. Code is stored in a private repository and constantly updated.

Demonstrated expertise in designing and implementing Identity and Access Management solutions within Azure AD, including role-based access control (RBAC), multi-factor authentication (MFA), and conditional access policies for enhanced security.

Collaborated with cross-functional teams, including development, operations, and security, to ensure a cohesive and integrated approach to DevSecOps.

Implemented container security measures within OpenShift, utilizing features like Security Context Constraints (SCC) and PodSecurity Policies to enforce security best practices and mitigate potential vulnerabilities.

Implemented Azure AD B2B (Business-to-Business) and B2C (Business-to-Consumer) solutions, facilitating secure collaboration with external partners and providing a seamless authentication experience for external users.

Experience in designing and implementing scalable, fault-tolerant, and highly available infrastructure using Terraform.

Proficient in managing and maintaining Active Directory services, including user and group management, domain controller configuration, and ensuring seamless integration with other Microsoft services.

Orchestrated the deployment of Node.js applications in Azure environments, leveraging Azure App Service, Kubernetes

Worked in data integration technologies like Apache Kafka, Apache NiFi, Talend, or Informatica PowerCenter, facilitating seamless data integration and synchronization between systems.

Extensive experience in designing, implementing, and managing middleware solutions for enterprise applications.

Working on upgrading Kubernetes cluster, commissioning & decommissioning of Nodes, Pods and Monitors the Kubernetes Cluster jobs and performance.

In-depth understanding of core networking protocols, including DNS, DHCP, and TCP/IP services. Applied this knowledge to design and optimize network architectures for efficient data communication and connectivity.

Configured Azure cloud services, Azure Firewalls, Azure IAM (SSO/MFA/RBAC), Azure Active Directory (AD), Azure Resource Manager (ARM), Azure Storage, Blob Storage, Azure VMs, IIS, SQL Database, Azure Functions, Azure Service Fabric, Azure Monitor, and Azure Service Bus et.,

Led the review and implementation of new cloud technologies and automation tools, staying abreast of industry trends and ensuring the organization's technology stack is current.

Implemented Cloud security controls in SecOps including but not limited to Encryption, Tagging, Container Security, Golden AMI policy, IDS/IPS, NSG management, Service Endpoints, DDoS Etc.,

Configured Azure Security using RBAC, Azure Security Center and Azure Monitor services.

Configured Azure Infrastructure Automation using Terraform scripts and launched various services like AKS, ACR, VM, VN..etc

Designed Network Security Groups (NSGs) & Load Balancer to control inbound and outbound access to network interfaces (NICs), VMs and subnets.

Employed various deployment strategies such as blue-green deployments and canary releases within OpenShift, minimizing downtime and ensuring smooth transitions during application updates.

Experience in creating the infrastructure by using the Terraform for various environments.

Implemented HA, Reliable deployment models with Azure Classic and Azure Resource Manager.

Implemented automated build & operational tasks using Python and Power Shell scripts.

Implemented Serverless Cloud Services using Azure Functions with application insights.

Implemented advanced threat detection solutions such as Azure Security Center, leveraging threat intelligence and anomaly detection to identify and respond to security incidents promptly. Developed and executed incident response plans to mitigate the impact of security events.

Implemented a CI/CD pipeline using Azure DevOps (VSTS/TFS) in both cloud and on-premises with GIT, MS Build, Docker, Maven along with Jenkins pipeline builds & YAML/JSON.

Developed and maintained Continuous Integration (CI) using tools in Azure DevOps (VSTS) spanning multiple environments, enabling teams to safely deploy code in Azure Kubernetes Services (AKS) using YAML scripts and HELM charts.

Worked on creating, configuring, and managing AKS clusters in Azure, including managing node pools, configuring networking, and setting up load balancing.

Implemented serverless architectures, leveraging Azure Functions for event triggers and bindings, optimizing resource utilization and cost-effectiveness.

Developed and executed comprehensive DevSecOps strategies, integrating security practices seamlessly into the software development lifecycle.

Led the implementation of Azure Active Directory, configuring and customizing user identities, groups, and policies to establish a secure and efficient identity and access management environment.

Managing the Azure Kubernetes Services (AKS) policies, providing access to different Azure resources and developing and improving the workflows that govern access.

Monitoring and troubleshooting Kubernetes clusters using Prometheus and Grafana.

Deployed and configured Azure Backups for Virtual Machines and files & folders backups on Windows and Linux operating systems using Recovery Services Vault in Azure Resource Manager.

Configured Azure Encryption for Azure Storage and Virtual Machines, Azure Key Vault services to protect and secure the data for cloud applications.

Worked on creating Pipelines in ADF using Linked Services, Datasets, Pipeline to Extract, Transform and load data from different sources like Azure SQL, Blob storage, Azure SQL Data warehouse.

Have good experience of SSRS (SQL Server Reporting Services) and SSIS (SQL Server Integration Services), Dashboard customization with complex charts built from SSRS.

Configured Database objects for SQL Server such as SQL Stored Procedures, Functions, Triggers, and Importing/Exporting data from varied data source.

Client: J.B Hunt Tempa, FL USA July 2019 to Jan 2021

Role: Sr. Aws/ DevOps Engineer.

Responsibilities:

Worked on AWS environment on all environments (dev, test, oat and Prod). Using Terraform created and deployed lambda functions using Jenkins.

Installed and configured Jenkins server to create continuous integration and delivery pipeline on physical and cloud environment in TDD environment on .net and Java applications.

Configured, maintained and troubleshooter issued related to CICD using Bamboo as Continuous integration tool and Octopus as continuous deployment tool before we started migrated to Jenkins.

Wrote Splunk queries to extract the logs from the servers whenever there is an issue in the deployments and for troubleshooting the issues related to the server and application failures.

Consumed and integrated Rest APIs into applications, enabling data exchange and interaction with external services.

Orchestrated containerized applications using Docker and Kubernetes, writing deployment manifests and Helm charts in TypeScript for seamless application deployment and management.

Designed and implemented the Java and Open source stack with the following tools Maven, Docker, and Jenkins.

Launching Amazon EC2 Cloud Instances using Amazon Web Services (Linux/ Ubuntu) and configuring launched instances with respect to specific applications.

Developed scripts and automation tools using Node.js to streamline operational tasks, such as provisioning Azure resources, managing configurations, or automating repetitive deployment processes.

Creating S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS.

Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed reaching one or more AWS EC2 instances.

Maintained comprehensive documentation for DevSecOps processes, configurations, and best practices, and actively participated in knowledge-sharing initiatives across teams.

Working on Multiple AWS instances, set the security groups, Elastic Load Balancer and AMIs, Auto scaling to design cost effective, fault tolerant and highly available systems.

Wrote lambda scripts to simplify building smaller, on-demand applications that are responsive to events and new information.

Managed local deployments in Kubernetes, creating local cluster and deploying application containers.

Wrote Python routines to log into the websites and fetch data for selected options.

Focus on Continuous Integration and deployment, promoting enterprise Solutions to target environments.

Used GIT for source code version control and integrated with Jenkins for CI/CD pipeline, code quality tracking and user management with build tools Ant and Maven.

Installed, Configured, and managed Ansible server and created playbooks to various middleware application servers and used Ansible to automate repetitive tasks.

Experienced in troubleshooting and resolving middleware-related issues, ensuring smooth operation and performance of applications.

Created comprehensive documentation detailing Node.js deployment strategies, configurations, and best practices, facilitating knowledge sharing among team members and enabling efficient collaboration.

Automated installation and configurations of various applications using Ansible. Ansible-Tower implementation and management.

Used Ansible to manage Web applications, Environment’s configuration Files, Users, Mount points and Packages.

Provisioned various services like EC2, EKS, ECR and VPC etc. infrastructure as code by using Terraform.

Experience in deploying, managing, and scaling Kubernetes clusters on EKS.

Proficient in creating and managing EKS clusters using the AWS Management Console, AWS CLI, or AWS CloudFormation.

Expertise in configuring EKS with AWS services such as Amazon Elastic Block Store (EBS), Elastic Load Balancing (ELB), and Amazon Route 53.

Familiarity with containerization technologies such as Docker and Kubernetes.

Experienced in deploying and managing micro services on EKS.

Experience in using EKS to deploy and manage containerized applications on AWS.

Proficient in using Kubernetes tools such as kubectl and Helm to deploy applications on EKS.

Familiarity with Kubernetes networking and security concepts, such as network policies and role-based access control (RBAC).

Client: ASC Solutions, Atlanta, GA Mar 2018 to Jun 2019

Role: DevOps Engineer

Responsibilities:

Written Ansible Playbooks for various DB configurations to modularize and optimize product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.

Developed and maintained Continuous Integration (CI) using tools in Azure DevOps (VSTS) spanning multiple environments, enabling teams to safely deploy code in Azure Kubernetes Services (AKS) using YAML scripts and HELM charts.

Worked on creating, configuring, and managing AKS clusters in Azure, including managing node pools, configuring networking, and setting up load balancing.

Extensive hands-on experience in deploying and optimizing Azure Databricks for scalable and efficient data processing and analytics workloads, ensuring seamless data integration and performance enhancements.

Worked on Creating the Docker images on top of Dockerfiles and push the images to container registry

Experience in deploying and managing applications on Azure Kubernetes Service (AKS).

Provisioning servers/instances using infrastructure as code such as Terraform. Code is stored in a private repository and constantly updated.

Utilized Red Hat Satellite for system provisioning, patch management, and configuration management, ensuring the consistency and compliance of Red Hat-based infrastructure.

Implemented and managed OpenShift container orchestration platform, configuring and optimizing containerized applications for scalability, performance, and reliability.

Demonstrated proficiency in deploying applications using OpenShift, utilizing features such as replication controllers and auto-scaling to efficiently manage containerized workloads based on demand.

Implemented security best practices and compliance measures within Azure AD, conducting regular audits, and ensuring adherence to industry standards and regulatory requirements to enhance overall security posture.

Managed and administered Azure Data Lake Storage, facilitating scalable and secure data storage and analytics capabilities.

Integrated Node.js applications with various Azure services like Azure Blob Storage, Azure Cosmos DB, Azure SQL Database, etc., for efficient data storage, retrieval, and management.

implemented security best practices for Node.js applications in Azure, including authentication, authorization, and encryption mechanisms, ensuring compliance with security standards.

Experience in designing and implementing scalable, fault-tolerant, and highly available infrastructure using Terraform.

Experience with PaaS-specific tools and services such as load balancers, auto-scaling, monitoring, logging, and analytics.

Actively participated in Agile/Scrum development methodologies, contributing to sprint planning, stand-ups, and retrospectives, and utilizing TypeScript for task tracking and issue management.

Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub. Responsible for installation & configuration of Jenkins to support various Java builds and Jenkins plugins to automate continuous builds and publishing Docker Images to the Nexus Repository.

Utilized Databricks for big data processing, including data ingestion, transformation, and modeling, enabling streamlined analytics pipelines.

Applied best practices in Databricks architecture to ensure efficient resource utilization and cost management in cloud environments.

Utilized Node.js debugging tools and Azure monitoring services to troubleshoot and resolve issues, ensuring high availability and reliability of applications running on Azure.

Used SonarQube for continuous inspection of code quality and to perform automatic reviews of code to detect bugs. Automated Nagios alerts and email notifications using Python script and executed them through Chef.

Installed, configured and maintained web servers like Apache Web Server and WebSphere Application Server on Red Hat Linux.

Experience with Red Hat Linux kernel, memory upgrades and swaps area. Red Hat Linux Kick start. Installation Sun Solaris Jumpstart Installation. Configuring DNS, DHCP, NIS, NFS in Sun Solaris 8/9 & other Network Services.

Provided highly durable and available data by using S3 data store, versioning, lifecycle policies.

Performed the automation deployments using Azure by creating the IAMs and used the code pipeline plugin to integrate Jenkins with AWS and created the EC2 instances to provide the virtual servers.

Worked with Knife command line tool for creating Recipes, Cookbooks and worked with chef supermarket.

Implemented Docker-Maven plugin and Maven POM to build Docker Images for all micro services and later used Docker file to build the Docker Images from the java jar files.

Familiarity with containerization technologies like Docker and orchestration platforms like Kubernetes for deploying and managing middleware components.

collaborated with cross-functional teams, including developers, system administrators, network engineers, and security professionals, to design and implement robust middleware solutions.

Used Git for source code version control and integrated with Jenkins for CI/CD pipeline, code quality tracking and user management with build tools Maven and Ant and written Maven pom.xml build script.

Implemented a CI/CD pipeline using Azure DevOps (VSTS/TFS) in both cloud and on-premises with GIT, MS Build, Docker, Maven along with Jenkins pipeline builds & YAML/JSON.

Managing the Azure Kubernetes Services (AKS) policies, providing access to different Azure resources and developing and improving the workflows that govern access.

Installed, Configured, and Managed Monitoring Tools such as Nagios for Resource Monitoring/ Network Monitoring.

Client: Credit Karma, Oakland, CA May 2017 to Feb 2018

Role: DevOps Engineer

Responsibilities:

Created the automated build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system for all our products.

Manage infrastructure servers from SCM to GitHub and Chef.

Extensively worked with distributed version control system GIT.

Responsible for building/deploying consistently repeatable build / deployments to company production and non-production environments using JENKINS.

Worked with the development team to generate deployment profiles (jar, war, ear) using Ant Scripts and Jenkins.

Used Maven dependency management system to deploy snapshot and release artifacts to Nexus to share artifacts across projects and worked on Nexus to upload/download the build artifacts.

Implemented CI/CD Automation Process using CI Tool Jenkins CD Tool Docker.

Responsible of installing, updating, diagnosing and troubleshooting the issue tracking and project management application, learning agile methodology by JIRA. Created and configured new JIRA projects and worked with departments to maintain existing JIRA projects.

Experience managing the servers that were built on Linux, Solaris and Windows platforms using the Chef Configuration management tool.

Created the Deployment notes along with the Local SCM team and released the Deployment instructions to Application Support.

Client: Baker Hughes, Dallas, TX Dec 2013- Jan 2017

Role: Linux Administrator

Responsibilities:

Deployment and management through AWS cloud formation on EC2 instances and also maintaining amazon S3 storage.

Knowledge on SaaS, PaaS and IaaS concepts of cloud computing architecture.

Responsible for creating and managing a Docker deployment pipeline for custom application images in the cloud using Jenkins.

Implemented and maintained the branching and build/release strategies utilizing GIT Administration of Jenkins server- Includes Setup of Jenkins, Configure Nightly builds, and parameterized builds.

Wrote Python scripts for automating the deployments of applications.

Used Git as source code management tool and integrated it with Jenkins for CI/CD pipeline, code quality tracking and user management with build tool Maven.

Expertise in Installation and configuration of automated tool like Puppet which includes Puppet Master, Agent Nodes and an administration control workstation and tools like Hera, Collective & Puppet Console. Used Bamboo and Octopus as CI (Continuous Integration) and CD (Continuous Deployment).

Using Puppet as a configuration management tool for environment more than 5000 servers which have Virtual machines and Physical machines.

Wrote modules from scratch and also enhanced the existed modules as per the application requirements and also wrote templates in ruby format and used here to use template variables to configure the nodes.

Experience in using Atlassian tools such as JIRA (for work tracking) and Confluence as central repository for documentation.

Troubleshooting and performance tuning



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