Mar 2020 – Aug 2020 · 5 mos · Singapore

• I was part of a team dealing with DevOps and Infrastructure managing Circles.life infrastructure across Singapore,Taiwan,Australia and Indonesia regions.
• Worked mainly on migration of existing VM applications into Kubernetes environments on multiple regions with minimal downtime. Cluster/worker nodes automation using terraform
• Below are the various services/tools I am currently focused on:
• Kubernetes cluster Management - EKS/GKE
• Ansible
• Terraform
• MySQL / MongoDB / Redis
• Python/Bash Scripting

Sep 2018 – Feb 2020 · 1 yr 5 mos · Cape Town Area, South Africa

• Working with customers to dive deep into their issues, investigate customer's environment configurations to identify why deployment/application is failing, consult with a diverse range of engineers at Amazon and discuss radical new approaches to automate operational issues.
• AWS Batch - Subject Matter Expert
• These are the AWS services I am currently focused on:
• EC2 Container Services (ECS)
• EKS
• Elastic/Application/Network Load-Balancers
• EC2, VPC, NAT Gateways/Instances, S3
• Elastic Beanstalk
• CloudFormation

Apr 2016 – Jul 2018 · 2 yrs 3 mos · Bengaluru Area, India

• Managing 4000+ AWS EC2 servers for Production environment & around 500 server for QA and Staging environments.
• Automating day to day activities using python modules and classes.
• Actively participating in Business Continuity Testing
• Handling issues that come up with Solr, Glassfish, ElasticSearch, Kakfa services
• Planning and participating in DR (SCM)
• Resolving operational issues of IT infrastructure in Amazon.
• Managing AWS resources like RDS,S3,MemCache, Route53, ElasticLoad Balancer.
• Monitor health of the cloud infrastructure by deploying various tools like Sensu, NewRelic, CloudWatch, Nagios and Pagerduty.
• Configuring/Managing around 25 ElasticSearch Clusters including backup Policies.
• Good experience with Ansible configuration management and automation tool.
• Experience in log analysis tools like Graylog/Logstash.
• Operations, procedures and documentation using JIRA and atlassian Confluence.
• Collaborate effectively with multiple teams in a large organization (software development, QA, Project/Release Management, Build and Release, etc.)
• Cost optimisation for AWS resource.

Dec 2013 – Mar 2016 · 2 yrs 3 mos · Bengaluru Area, India

• Configuration of Alerts in sensu, Jenkins, Sumo logic and Graylog monitoring tools.
• Handling escalation on various application issues
• Tuning Linux system JVM, Network, Database parameters etc.
• Root cause analysis of application issues and bug tracking.
• Managing backup for various data sources such as MongoDB, ElasticSearch etc.
• Capacity planning and Load balancing of Web services.
• Taking care of CI/CD release cycles

Sep 2011 – Nov 2013 · 2 yrs 2 mos

• I was a part of Operations team in Apptivo which develops fantastic apps-based solutions for Project management, Invoicing and CRM targeting small and medium-sized businesses.
• Responsibilities:
• Deploying in Production and staging servers with Jenkins.
• Release management across different environments.
• Created high availability infra on various stacks such as Apache, Tomcat, Jboss and Nginx and
• implemented security standards on the infra.
• Automating tasks with Bash shell.
• Monitoring servers/applications with tools such as Nagios, Cacti.
• Datacenter Migration and Provisioning servers along with deploying apps.
• Troubleshooting apps, customer issues with customer support team.