
Chetan Shivashankar
Verified Expert in Engineering
Software Developer
Bengaluru, Karnataka, India
Toptal member since November 30, 2020
Chetan has over 12 years of experience in DevOps, working on critical production systems and systems at scale. He prefers working with technologies including IaC with Terraform and Ansible, logging stacks like EFK and ELK, and containerized systems like Docker and Kubernetes. He has recently been working on Kubernetes and managing huge production clusters.
Portfolio
Experience
- DevOps - 12 years
- Linux - 12 years
- Amazon Web Services (AWS) - 4 years
- Jenkins - 4 years
- Ansible - 3 years
- Terraform - 3 years
- Kubernetes - 2 years
- Docker - 2 years
Availability
Preferred Environment
Ansible, Terraform, Docker, Kubernetes, Linux
The most amazing...
...thing I have done is single-handedly manage critical production Kubernetes clusters at scale through code. The cluster had an uptime of more than 99.95%
Work Experience
Senior Site Reliability Engineer
Crossover/Trilogy (Freelance)
- Managed critical production clusters at scale. Multiple production applications were deployed on the clusters.
- Worked on a tool that simplifies infrastructure provisioning with just YAML files. This helped to reduce the time to move into IaC from many days to a few hours.
- Provided Kubernetes cluster as a platform for deploying multiple products. Uptime was more than 99.9 for all the quarters to date.
- Developed a tool for tenant namespaces in Kubernetes. This helps users/service accounts to create, manage, and own only the namespaces created by it. This feature is not available in standard Kubernetes.
Senior Engineer
Aptean
- Migrated applications to AWS cloud from third-party data centers, which reduced cost by over 30% and added to the stability of the product.
- Containerized J2EE applications and moved the deployment to an immutable model.
- Led a team of four and managed critical trade-related products.
- Implemented MVP on indoor positioning system using Ultra-wide Band/IoT, which located objects within the accuracy of 30 CMS as part of Research Lab. The product was tested in one of the largest supermarket chain in Europe.
- Optimized deployment process from shell scripts and manual work to fully automated zero-downtime deployment.
Senior Member Technical Staff
Oracle
- Automated deployment of applications using chef. This improved turnaround time and reliability.
- Streamlined the release engineering of the global release of products like Glassfish.
- Built patches and ported them to multiple operating systems like HP, Solaris, and Windows.
- Simplified the build process using Makefiles, Maven, and ant.
Member Technical Staff
Oracle
- Built patches and ported them to multiple operating systems like HP, Solaris, and Windows.
- Automated deployment of applications using chef. This improved turnaround time and reliability.
- Automation of environment creation and testing using DTE (in-house product).
Experience
Namespace Configurator
Central IaC and Deployment Platform
Containerize Apps with Docker and Kubernetes
Education
Bachelor of Engineering Degree in Computer Science
RV College of Engineering - Bangalore, India
Skills
Tools
Terraform, Ansible, Jenkins, Make, Chef, Apache Maven
Paradigms
DevOps, Continuous Integration (CI), Continuous Delivery (CD)
Platforms
Linux, Kubernetes, Amazon Web Services (AWS), Docker
Languages
Go, Python 3
Other
Networking, Software Design, Oracle Fusion Middleware, Build & Release Engineering
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