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varunchandak/README.md

Hey there, I am Varun !

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About Me

Self driven professional cloud engineer and enthusiast with an experience of ~7 years in the IT industry, having extensive experience on cloud technologies and strong Linux skills with strong experience in Bash Scripting and a strong ability to work with minimal supervision. Always looking forward to gaining experience on new technologies while presenting myself with new challenges that expand upon my established skill set.


Domain

DevOps | Solution Designing | DevSecOps | Automation


Tech Stack

Operating Systems

  • OSX
  • Ubuntu
  • CentOS
  • RedHat
  • Windows

Languages

  • Shell Scripting
  • HTML
  • Python (working knowledge)

Configuration Management

  • Ansible

Continuous Integration Tools

  • Jenkins
  • CodeBuild
  • Github Actions
  • GitLab

Continuous Delivery Tools

  • Github
  • AWS CodeDeploy

Cloud Platforms

  • AWS
  • GCP
  • Azure

Infrastructure as Code:

  • Terraform
  • AWS CloudFormation

Security

  • CloudCustodian (AWS)
  • Security Monkey (AWS)
  • Cloudsploit (AWS)
  • CloudTracker (AWS)
  • PacBot (AWS)
  • Security Command Center (GCP)
  • AWS Cognito (AWS)
  • AWS SSO (AWS)
  • AWS Security Hub
  • SAML2.0 (AWS/Google Workspace/GCP
  • DNS Best Practices

Containerisation

  • ECS
  • Docker
  • Kubernetes (working knowledge)

Monitoring Tools

  • AWS CloudWatch
  • Elastic Stack
  • Stackdriver
  • NewRelic
  • Nagios
  • RunScope
  • Grafana

Database

  • MySQL
  • MariaDB
  • AuroraDB
  • PostgreSQL
  • MSSQL

Administration

  • Google Workspace
  • Slack
  • Atlassian Suite
  • Lucidchart Enterprise
  • Github

Miscellaneous Tools and Solutions

  • awless (deprecated)
  • Spotinst

Cloud Stack

Security

  • AWS Certificate Manager
  • AWS CloudHSM
  • AWS Identity and Access Management
  • AWS Key Management Service
  • AWS Secrets Manager
  • AWS Security Hub
  • AWS Shield
  • AWS Single Sign On
  • AWS WAF
  • Amazon Cognito
  • Amazon GuardDuty
  • Amazon Inspector
  • Amazon Macie

IaC

  • AWS CloudFormation

Audit and Compliance

  • AWS CloudTrail
  • AWS Config

Account Management and Governance

  • AWS Organizations
  • AWS Control Tower

Monitoring

  • AWS Personal Health Dashboard
  • AWS Systems Manager
  • AWS Trusted Advisor
  • Amazon CloudWatch

Networking and CDN

  • AWS Direct Connect
  • AWS Site to Site VPN
  • AWS Transit Gateway
  • Amazon API Gateway
  • Amazon CloudFront
  • Amazon Route 53
  • Amazon VPC
  • Elastic Load Balancing

Serverless Computing

  • AWS Fargate
  • AWS Lambda
  • Amazon Application Auto Scaling
  • Amazon EC2 Container Registry
  • Amazon EC2
  • Amazon Elastic Container Service
  • Amazon Elastic Kubernetes Service
  • Amazon Lightsail

Billing and Budgets

  • AWS Budgets
  • AWS Cost Explorer
  • AWS Cost Management
  • AWS Cost and Usage Report
  • Reserved Instance Reporting
  • Savings Plans

Storage

  • AWS Backup
  • Amazon Elastic Block Storage (EBS)
  • Amazon Elastic File System (EFS)
  • Amazon S3 Glacier
  • Amazon Simple Storage Service (S3)

Deployments and Builds

  • AWS CodeBuild
  • AWS CodeCommit
  • AWS CodeDeploy
  • AWS CodePipeline

Databases

  • AWS Database Migration Service
  • Amazon Aurora
  • Amazon DynamoDB
  • Amazon ElastiCache
  • Amazon RDS
  • Amazon ElastiCache

Communication

  • AWS Support
  • Amazon Simple Email Service (SES)
  • Amazon Simple Notification Service (SNS)

Query Engines

  • Amazon Athena
  • Amazon Elasticsearch Service

GCP

Networking and CDN

  • Cloud Armor
  • Cloud CDN
  • Cloud DNS
  • Cloud Firewall Rules
  • Cloud Load Balancing
  • Cloud Network
  • Cloud Router
  • Cloud Routes
  • Cloud VPN
  • Premium Network Tier
  • Standard Network Tier
  • Virtual Private Cloud

Logging and Monitoring

  • Cloud APIs
  • Cloud Billing APIs
  • Cloud Console
  • Cloud Shell
  • Stackdriver
  • Logging
  • Monitoring

Compute

  • App Engine
  • Compute Engine
  • Container Optimized OS
  • Cloud Functions

IAM and Security

  • Cloud IAM
  • Cloud Security Command Center
  • Cloud Security Scanner

Storage

  • Cloud Storage
  • Persistent Disk

Database

  • Cloud SQL

Certifications



Education

Qualification Institution Year
B. Tech (Information Technology) PIET, Jaipur, Rajasthan 2007 - 2011

Experience

CloudCover Consultancy Pvt. Ltd.

Lead - DevSecOps

  • Full Time
  • July 2021 - Present

Senior DevOps Engineer

  • Full Time
  • April 2018 – July 2021

Responsibilities:

  • Working on different cloud environments, such as AWS and GCP.
  • Automations focussed heavily on cloud using Cloud CLI/SDK/API
  • Collaborate with different teams and other contributors to ensure compliance and risk management.
  • Implementing security best practices on AWS and GCP, adhering to the shared responsibility model of public clouds.
  • Performing Auditing and Security Assessments, not limited to AWS or GCP.
  • Design and architect solutions for clients to solve business problems in a cloud environment.
  • Performing various proofs -of- concepts scenarios for distinct client requirements.
  • Architecting solutions on cloud and implementing secure, automated, scalable and highly available infrastructure as a hybrid cloud implementation while working with the team to ensure delivery.
  • Performing high level cost optimization activities on cloud to reduce expenditure by substantial difference.
  • Creating parameterized infrastructure as code for clients for easier deployment and scaling of infrastructure resulting in the redeployment of any environment with rapid turnaround time using Terraform or CloudFormation
  • Migrating from on-premises/private cloud to AWS/GCP cloud, coordinating with various teams to ensure minimal to zero downtime.
  • Implementing and managing monitoring, logging and alerting solutions using AWS CloudWatch, Stackdriver, and Elastic Stack enabling us to quickly resolve any issue and create RCA for the same.
  • Implementing self healing environments by leveraging native cloud services such as CloudWatch Alarms, autoscaling groups and custom scripts.
  • Creation of project documentation, presentations, blogs.
  • Interactive Messaging and ChatOps using Slack.

DevOps Engineer

  • Full Time
  • April 2017 – March 2018

Responsibilities:

  • Coordinating with different teams on multiple clouds and automation projects.
  • Application Monitoring using tools such as Nagios, NewRelic, RunScope.
  • Managing AWS and GCP resources such as RDS, EC2.
  • Automated deployments using CI/CD tools such as Jenkins.
  • Source code management using Github
  • Deploy, monitor and secure cloud infrastructure multiple environments.
  • Assisting customers on migrating their application from premises to cloud with unique solutions.
  • Responsible for designing and implementing noteworthy solutions as per client's requirements.
  • Strong analytical and problem-solving skills.

SysOps Engineer

  • Full Time
  • Feb 2016 – March 2017

Responsibilities:

  • Monitoring, Managing and Troubleshooting the Network Infrastructure.
  • Servers migration from on-premises to Amazon Web Services (AWS).
  • Hands on experience on different monitoring tools such as PRTG, Nagios.
  • Interact effectively with members of the various technical teams within the organization.
  • Handling multiple instances, volumes and snapshots within a single AWS Console.
  • Working with AWS CLI and shell scripts to automate repetitive tasks, thereby reducing manual effort.

Project Details

Video Rendering on AWS
  • This was for the leading video rendering and visual effects studio
  • Used multiple c4.8xlarge instances for rendering purposes.
  • Using shared storage for rendering output.
  • Tools: Thinkbox Deadline, Aspera, Maya
  • Technologies: Shell Scripting, AWS
Streaming Service on AWS
  • This is for Asia’s leading video streaming service.
  • Multiple monolithic services containerized on AWS.
  • Terraform was used to setup new service.
  • Jenkins is used to create docker images and deploy on registry.
  • Automated deployments using Slack and Jenkins integration.
  • Periodic optimizations and resizing activity with minimal downtime.
  • Periodic security audits to fix and mitigate any security loopholes.
  • Periodic OS patching to fix and mitigate any vulnerabilities.
  • Tools: Jenkins, Slack.
  • Technologies: Shell Scripting, Python, AWS, NodeJS.
Migration from DC to Google Compute Platform
  • This is for an Indian diversified financial services company headquartered in Mumbai.
  • The goal was to migrate core infrastructure and multiple websites from on-premise DC to Google Cloud.
  • The migration included successfully setting up Windows Server Failover Clustering.
  • Periodic optimizations and resizing activity with minimal downtime.
  • Periodic security audits to fix and mitigate any security loopholes.
  • Periodic OS patching to fix and mitigate any vulnerabilities.
  • Tools: Ansible.
  • Technologies: Shell Scripting
Mixed environments on AWS
  • This is for a company that is known for having a significant prominence in Indian retail and fashion sectors, with popular supermarket chains.
  • Different environments as per teams and applications.
  • Tools: Ansible, CloudFormation, Terraform.
  • Technologies: Shell Scripting
Implementing zero-trust applications in CloudCover
  • Leveraging Cloud Identity and Google Workspace, various applications that follow zero-trust principle and SAML 2.0 protocols have been set up so that access control is tied to the individual. Some examples:
    • AWS SSO with Google Workspace
    • CldCvr HR Portal
    • Traildash (Centralized Elastic Stack for CloudTrail logs)
    • DevOps Jenkins Automation Box
Active participation in ISO 27001 Audit
  • Handled Access Control component of ISO audit in which we had to showcase different types of access control mechanisms ranging from different applications, softwares and cloud.
  • Handled Organization of Information Security aspect of ISO audit.
Working in tandem with sister companies for regular security audits
  • Regular VA/PT of production servers in AWS
  • Regular assessment of production accounts for any vulnerability on AWS

Mithi Software Technologies Pvt. Ltd.

Linux Support Engineer

  • Full Time
  • May 2013 – Jan 2016

Responsibilities:

  • Monitoring, Managing and Troubleshooting the Network Infrastructure.
  • Remote Installation, Deployment, Reconfiguration of product ConnectXF (MCS) on Linux platform, configuring, monitoring and testing of Email Servers for spectrum of clients.
  • Configuring servers for Mithi Hosted Email services and Addressing the performance bottleneck and ensuring maximum Network and Server uptime.
  • Delivering Monthly Technical Face-to-Face Training Sessions for clients In-Premise.
  • Preparing the remote client-site in typical Distributed Multi-Server Email system.

Additional Responsibilities:

  • Actively Assisting as a part of Mithi Support in providing 24×7 remote Support to clients and handling emergencies.

Systems Engineer, Kaizen Team, R and D Department

  • Full Time
  • May 2013 – Jan 2016

Responsibilities:

  • Employing new technologies to solve difficult problems and issues using given set of skills.
  • Building and delivering stable, serviceable solutions in an independent fashion in regards with the company's requirements.
  • Interact effectively with members of the various technical teams within the organization.
  • Hands on experience on different monitoring tools such as PRTG, Nagios.
  • Servers migration from hardware to cloud on Amazon Web Services (AWS).
  • Handling multiple instances, volumes and snapshots within a single AWS Console.
  • Managing capacity of storage and NAS, such as FreeNAS, NexentaStor and related activities such as Disk Mirroring, scheduling jobs, etc.

Deployed Projects (clients):

  • SBI Life
  • Vibatel Solutions
  • Mahindra Swaraj
  • Karnataka Bank
  • Linkwell
  • O Source
  • Motif INC.
  • South Indian Bank.

Hobbies

        

Soft Skills

        


📕 Blog posts

Pinned

  1. Collection of AWS scripts

    6 7

  2. Forked from natelandau/shell-scripting-templates

    Shell scripting utility functions and a bash script boilerplate template

    Shell

  3. Shell Scripting for fun

    Shell

1,607 contributions in the last year

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Contribution activity

July 2021

Created 1 commit in 1 repository
Created 1 repository
45 contributions in private repositories Jul 1 – Jul 30

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