Mandagandla s.

Mandagandla s.

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SR. Cloud/ Devops Engineer at MediaMath
Charlotte, North Carolina, United States

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Résumé

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  • MediaMath
    SR. Cloud/ Devops Engineer
    MediaMath
    Feb 2021 - Current (5 years 7 months)
    - Involved in designing and deploying a multiple of applications utilizing almost all the AWS stack including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, Lambda, RedShift, focusing on high-availability, fault tolerance and auto-scaling in AWS using. - Supported AWS Cloud environment with AWS instances, configured Elastic IP & Elastic Storage. Used AWS CloudFront to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end servers. - Configured the Kubernetes provider with Terraform which is used to interact with resources supported by Kubernetes to create several services such as Deployments, services, ingress rules, Config Map, secrets etc., in different Namespaces.
  • Philips
    Sr. Cloud/Devops Engineer
    Philips
    Apr 2019 - Dec 2020 (1 year 9 months)
    - AWS application deployment infrastructure services like VPC, EC2, S3, RDS, Dynamo DB, Mongo DB, IAM, EBS, Route53, SNS, SES, SQS, CloudWatch, CloudTrail, Security Group, Auto Scaling Group ASG, and RDS using CloudFormation, Terraform templates. - Experience in Configuring Auto Scaling in customized VPC, based on elastic load balancer (ELB) traffic and using ELB health check to trigger auto scaling actions and deployed Auto Scaling policies to scale up/down EC2 instances based on ELB. - Writing AWS Terraform templates for any automation requirements in AWS services. Implemented multiple high-performance MongoDB replica sets on EC2 with robust reliability. Managed and supported AWS Security related issues, such IAM and S3 policies.
  • Concentrix
    Dev0ps Engineer
    Concentrix
    Nov 2017 - Feb 2019 (1 year 4 months)
    - Modeled and automated the End-to-End Continuous Integration/Deployment/Delivery pipeline which included building a Continuous Integration server utilizing tools like Jenkins, Maven, Subversion, GIT, Ant and SonarQube. - Established chef best practices approach to system deployment with tools with vagrant and managing chef cookbook as a unit of software deployment and independently version controlled. - Configured and administered AWS (Amazon Web Services) EC2 (Elastic Cloud Computing) resources such as instances, EBS volumes, snapshots, elastic load balancers, AMI's, security Groups, elastic IP's, Key pairs and Amazon Cloud watch for different.
  • Western Digital
    Build And Release Engineer
    Western Digital
    Sep 2016 - Sep 2017 (1 year 1 month)
    Worked in Agile Project management Process, JIRA for Issue Tracking and monitoring and with the Architects on SDLC process being the owner of post development environments. Administered RedHat Linux 4.x/5 servers for several functions including managing Apache Tomcat Server, Mail Server, MySQL database and Firewalls in both development and production environments. Developing and maintaining the build environment, the source code control system and managing build packages using GIT and GIT Hub. For check in process used Tortoise SVN as a migration tool. Involved in migration of Bamboo server, Art factory, Perforce & GIT server. Worked on Branching, Tagging and Release Activities on Version Control Tools (GIT) and setting up the GIT repos for
  • C
    Cisco Systems
    Cisco Systems (India) Private Limited, Bangalore
    Oct 2014 - Mar 2016 (1 year 6 months)
    - Created and maintained Python scripts for Automating Build and Deployment Process. Utilized Nagios based Open-Source monitoring tools to monitor Linux Cluster nodes Developed the Shell scripts, Ruby scripts and python scripts to automate the system. - Level activities and to run the API calls and parsing through the outputs of the REST API calls Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, MySQL database, and firewalls in both development. - Collection APIs to implement features Creating and maintaining client's data interface utilizing either SSH File Transfer Protocol Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, MySQL data
  • Educomp Solutions Limited
    System Administrator
    Educomp Solutions Limited
    Jul 2012 - Sep 2013 (1 year 3 months)
    - Involved in configuration, installation, implementation, maintain and support for the Linux servers, RHEL, CentOS, Ubuntu, Solaris, Fedora. Installed operating system on multiple machines using Kick Start and Performed server updates, patching. - upgrade, and package installations using RPM and YUM. Installation of SSH and configuration of keys bases authentication. Configured and maintained NFS, LDAP, HTTP, as well as DNS on Linux servers. Monitoring and managing performance of ESX servers. - Monitoring and managing performance of ESX servers and Virtual Machines. Worked with various storage volume manager such as LVM, SVM, VERITAS volume manager to create disk groups, volume groups and used RAID technology for backup and recovery.