Bhavana Balachandran
Devops Engineer
Summary
Having 8 and a half years of expertise in supporting business critical applications including designing, configuring and managing cloud infrastructure, implementing and managing CI-CD pipelines, automations, containerization and hosting microservices, designing and configuring observability to the entire platform.
Overview
8
8
years of professional experience
4
4
years of post-secondary education
Work History
Senior Engineer
Falabella
Bangalore
10.2018 - Current
- Good experience in setting up CI/CD pipeline in Gitlab for application deployment into Cloud infrastructure, using Helm.
- Experience in debugging issues related to deployment, also automated the error log output to be printed against failed deployment
- Experience in migrating on-prem application to Cloud infrastructure
- Responsible for administrating and managing GCP end to end.
- Experience in setting up the entire cluster in GKE, from development to production
- Experience in configuring and debugging containerization tools like Docker, Kubernetes
- Experience in fixing security bugs like enabling Workload identity, Shielded nodes, Master authorized network for GKE Nodes
- Good hands on experience in writing the entire cluster creation in Terraform. Also implemented Terralint and Terrascan for optimized code
- Configured a DB Analytics tool called Metabase, which was hosted on Read Replica and deployed using Helm.
- Worked on creating Compute Engine with IAP tunnelling using terraform with restricted access.
- Experience in configuring service mesh and side car proxy using Istio
- Have designed and implemented entire architecture of VictoriaMetrics and Prometheus for Metrics Observability. Used Grafana charts for monitoring.
- Experience in installing other observability tools like New Relic, Datadog in the platform as well as in applications.
- Experience in configuring authentication for endpoints for all the environments in Auth0
- Worked on Cloudflare CDN– created page rules, A records, Authentications, firewall rules etc.
- Started the implementation of Spot.io on lower environments as part of cost optimisation.
Technical Lead
Cognizant Technology Solutions
Bangalore
12.2017 - 10.2018
- Developed Chef Recipe for infrastructure as well as application deployment automation and also the house keeping scripts to start/stop/clean applications.
- Worked on Jenkins job for CI/CD integration pipeline
- Created VMs(Linux) in Azure by using templates and Chef based on the requirement
- Monitored the VMs in Azure Management portal.
- Created Azure service bus, Queues, Topics, Subscription to support various development requirements
- Created JBoss instances to support ATG applications
- Owner of Splunk tool, licence management and creating critical dashboards
- Hosted Splunk forwarders in the app/web server for log analysis
Senior Systems Executive
Cognizant Technology Solutions
Chennai
12.2014 - 12.2017
- Apache web server instance creation and support.
- Good experience in Shell scripting to maintain the daily operations.
- Created entire environment set up required for Micro services on nodeJS, Springboot, PM2
- Have experience in system admin tasks like running a process as a service
- Upgraded OpenSSL to 1.0.2u version. Compiled it from source code and have done the upgrade from Development to Production Environment
- Owner of license, certs and jks applied in all the application, and maintained the same
- Supported Agile model of code release and deployment
Engineer Trainee
Cognizant Technology Solutions
Chennai
10.2013 - 12.2014
- Handled Incident/Request which included Login and other issues of the application
- Monitored Database using Oracle Enterprise Manager 12c.
- Monitored Disk/ Space Utilization on Production server
- Daily application health check which includes checks for high Apache/thread count and Garbage collection.
Education
B.E - Electronics And Communication Engineering
Sree Sastha College of Engineering
09.2009 - 08.2013
Skills
Docker, Kubernetes, Helm
Google Cloud Platform/GCP
Unix Shell Scripting
Terraform, Chef
Datadog, Stackdriver, Splunk, New Relic, Grafana, Metabase
Prometheus, VictoriaMetrics
Gitlab, Jenkins
Zabbix, Dyna trace Client, Kibana, Azure OMS
Azure
Cloudflare, Instart Logic
Spotio
Timeline
Senior Engineer
Falabella
10.2018 - Current
Technical Lead
Cognizant Technology Solutions
12.2017 - 10.2018
Senior Systems Executive
Cognizant Technology Solutions
12.2014 - 12.2017
Engineer Trainee
Cognizant Technology Solutions
10.2013 - 12.2014
B.E - Electronics And Communication Engineering
Sree Sastha College of Engineering
09.2009 - 08.2013
Awards
- Values in Action Award for automation (Falabella)
- Featured as Change Maker for the contributions in DevOps (Falabella)
- Best New Comer Award - (Cognizant)
Awards
- Values in Action Award for automation (Falabella)
- Featured as Change Maker for the contributions in DevOps (Falabella)
- Best New Comer Award - (Cognizant)