Vyshnavi Rachamalla
Sr. DevOps/Cloud Engineer
About
I have Accomplished Senior DevOps Engineer with over 8 years of robust expertise in orchestrating seamless cloud operations, automating deployment processes, and optimizing infrastructure performance. Adept in driving DevOps culture, enhancing CI/CD pipelines, and mastering Build and Release Management. Proficient in leading-edge cloud platforms such as AWS, Azure, and GCP, along with adept Linux and Windows administration skills. Proven track record of delivering efficient, scalable, and secure solutions that empower teams and elevate software delivery workflows. · Experience designing and deploying applications on the AWS stack, including EC2, Route53, S3, ELB, EBS, VPC, RDS, Dynamo DB, SNS, SQS, IAM, KMS, Kinesis, and focusing on high-availability, fault tolerance, and auto-scaling in AWS Cloud Formation, deployment services (Ops Works and Cloud Formation), and security practices (IAM, Cloud Watch, SQS). · Experience in Azure Cloud Services (PaaS & IaaS), Storage, Web Apps, Active Directory, Application Insights, Logic Apps, Data Factory, Service Bus, Traffic Manager, Azure Monitoring, OMS, Key Vault, Visual Studio Online (VSO), Cognitive Services (LUIS) and SQL Azure. · Proven track record of Google Cloud Platform (GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring, and cloud deployment manager. · Proficient in designing GCP Firewall rules to allow or deny traffic to and from the VM's instances based on specified configuration and used GCP cloud CDN (content delivery network) to deliver content from GCP cache locations drastically improving user experience and late. · Proficient in designing, implementing, and maintaining robust infrastructure using tools like Ansible, Puppet, and Chef. Proven track record of enhancing operational efficiency, reducing manual tasks, and ensuring consistent, scalable, and secure deployments. · Developed Terraform templates to build, change, and version Infrastructure as Code (IAC) using Azure as a provider and launching multi-layered resource groups to be provisioned and configured with Terraform template and Implementing processes like metrics, monitoring, and automation wherever sensible. · Expert in orchestrating cloud migrations, encompassing AWS, Azure, and GCP, to deliver scalable, resilient, and cost-effective solutions. · Experience in working with Ansible Tower to manage multiple nodes and manage inventory for different environments and automated the cloud deployments using Ansible, and AWS Cloud Formation Templates · Experience in large environments using configuration management tools like Chef, Ansible, and Puppet supporting Environments with 500+ servers and involved in developing manifests and developing manage system configuration. · Skilled in Kubernetes' capabilities to effectively run web applications in a clustered manner while employing it for various services through image creation, resulting in optimized resource utilization and reduced storage footprint. · Specialized in provisioning EKS Kubernetes cluster on AWS, and GKE Kubernetes cluster on GCP including masters, slave, RBAC, helm, kubectl, and ingress controllers via Terraform foundation modules. · Utilized Kubernetes as a network and load balancer solution for containerized operations within Azure Kubernetes Service (AKS) clusters. · Proficient in containerization technologies with extensive hands-on experience in Docker, enabling consistent and isolated application deployments across various environments. · Experience in the PaaS services like OpenShift provided by RedHat and Streamlined installation of OpenShift on partner cloud infrastructure such as AWS. · Mastery of continuous deployment system with Jenkins, AWS Code Deploy plugin to deploy and Ops Works, and Packer for the deployment of Java Applications. · Proficient in configuring GitLab CI/CD pipelines to automate build, test, and deployment processes, enhancing software quality and delivery speed. · Proficient in Git Repositories as version control tools, Analyzing and resolving conflicts related to merging of source code for GIT. · Experience in driving DevSecOps excellence and Expertise in designing, implementing, and optimizing end-to-end DevOps pipelines that seamlessly integrate security practices. · Extensive experience using Maven, NPM, Yarn, MS build, and pybuilder as a build tool for the building of deployable artifacts (war & ear) from source code. · Recognized for streamlining application migration by containerizing monolithic systems into scalable, microservices-based ecosystems · Experienced in monitoring tools using Splunk, CloudWatch, Nagios, Grafana, ELK Stack, and Prometheus. · Experienced in leveraging AppDynamics, NewRelic, and Dynatrace to enhance application performance and streamline operational efficiency. · Expert in all aspects of the Software Development Life Cycle (SDLC) and In-depth understanding of the principles and best practices of Software Configuration Management in Agile, and waterfall methodologies. · Proficiency in Linux Kernel performance management and optimization work. Built environments utilizing TCP/IP, NIS, NFS, DNS, VSFTP, and DHCP. · Experience with Jira bash shell scripting. Tomcat server configuration/tuning and JVM tuning. · Proficient in sprint planning and execution, using Jira boards to create sprint backlogs, estimate story points, and monitor progress throughout the sprint.
Skills & Expertise (21)
Work Experience
Senior DevOps/Cloud Engineer(SRE)
Caterpillar Inc, Springfield, IL
1-2021 - Present
· Utilizing Aws cloud services such as EC2, Auto scaling, and VPC to build secure, highly Scalable, highly available, and flexible systems that can handled · Implementing and managing security best practices in areas such as Identity & Access Management (IAM), networking, and environment configuration within the AWS infrastructure. · Responsible for providing an end-to-end solution for hosting the web application on AWS cloud with integration to S3 buckets. · Aggregate logs from Stack Driver and monitor pod and node health by creating metric-based dashboards on GCP. Implemented unexpected load bursts. · Collaborating with cross-functional teams, providing security expertise and guidance throughout the development and deployment processes. · Orchestrated the integration of security tools and tests (SAST, DAST, SCA) into the CI/CD pipeline, using on-premises CI/CD tools such as Jenkins and Bamboo. Ensured that security checks were automated and provided feedback to developers in real time. · Wrote Lambda functions in Python for AWS Lambda and invoked Python scripts for data transformations and analytics on large data sets in EMR clusters and Amazon CloudWatch for simple metrics monitoring. · Created and configured AWS EC2 instances using preconfigured templates such as AMI, RHEL, Centos, and Ubuntu as well as used corporate-based VM images which include complete packages to run build and test in those EC2 Instances · Recovery strategies on GCP, including backup and failover plans, to ensure business continuity in case of disruptions. · Connecting on-premises infrastructure with AWS and GCP creates a hybrid cloud environment, enabling seamless migration and workload management. · Implementing disaster recovery strategies on GCP, including backup and failover plans, to ensure business continuity in case of disruptions. · Using scripting languages such as PowerShell, Python, Bash, or tools like Postman to automate security tasks, streamline processes, and enhance the efficiency of security operations. · Working in utilizing GCP's data analytics and data services, including, Dataflow, Dataprep, and Data Studio for data processing and analysis. · Successfully implemented Terraform-based CI/CD pipelines to automate the deployment of infrastructure changes, enhancing team agility and reducing manual errors. · Setting up and building Terraform providers and plugins ecosystem, enabling integration with various cloud services and external systems. · Widely involved in infrastructure as code, execution plans, resource graphs, and change automation using Terraform. · Successfully implemented Ansible Tower (AWX) to centralize automation, enhance security, and provide visibility into infrastructure provisioning and management. · Developed an automated deployment tool for dev, UAT, and production environments using Ansible. Allows new services to be deployed and released simply by developers, including an Ansible playbook. · Working on CI/CD solution, using Git, Jenkins, Docker, and Kubernetes to set up and configure Bigdata architecture on the AWS cloud platform. · Responsible for Creating and managing Docker image repositories using Amazon ECR, ensuring secure and efficient storage and retrieval of container images. · Designing, deploying, and managing containerized applications using Kubernetes, ensuring high availability, scalability, and ease of orchestration. · Used Kubernetes StatefulSets and Persistent Volumes to manage stateful applications and ensure data persistence across pod restarts. · Responsible for orchestrating cloud migrations, encompassing AWS, Azure, and GCP, to deliver scalable, resilient, and cost-effective solutions · Strategizing migration projects, assessing risks, developing timelines, and coordinating cross-functional teams to ensure a seamless transition. · Integrated Maven plugin with Jenkins and configured pipeline job to invoke Maven top-level goals such as compile, test, package, deploy, install, and clean. · Developed microservice onboarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploys and services. · Used IAM to create new accounts, roles, and groups. Extensively automated the deployments using AWS by creating IAMs and integrated the Jenkins with AWS plugins to pipeline the code · Setting up and managing GitLab repositories, branches, and merge requests for effective code review and version control. · Utilizing Git for version control, enabling efficient collaboration, code management, and tracking changes across software projects. · Using Maven as a build automation and project management tool to streamline software development processes and manage dependencies. · Creating Grafana, Prometheus, Alert Manager, and Blackbox exporter deployments for the Kubernetes cluster which helps to actively monitor, and alerts based on the rules configured. · Configured Twistlock for securing containerized applications by identifying vulnerabilities, malware, and configuration issues in the containers t and the images. · Responsible for Managing and Monitoring Kubernetes clusters using Prometheus as a data aggregator and Grafana as a data visualization platform. · Designing and implementing custom Python scripts to automate repetitive tasks, reducing manual effort and enhancing productivity. Environment: AWS, Azure, Twistlock, Maven, GCP, AWS lambda, S3, RDS, Dynamo DB, SNS, SQS, LAMBDA, REDSHIFT PowerShell, EC2, VPC, S3 Buckets, Bash Script, CloudWatch Grafana, Prometheus, Blackbox exporter, Splunk, Jira, alert manager, Ansible Tower (AWX), EMR, CI/CD, Docker, Kubernetes, GitHub, Jenkins, Tableau, YAML, Mac OS.
