Chiranjeevi is available for hire

Chiranjeevi Patel

Verified Expert in Engineering

DevOps Developer

Location

Dublin, Ireland

Toptal Member Since

March 1, 2022

Chiranjeevi is an experienced DevOps/SRE professional with 10+ years in CI/CD, AWS Cloud, and IaC using Terraform. He is skilled in system programming (Linux, Bash, Python) and has expertise in automating cloud resource management, designing robust CI/CD pipelines, AWS and IaC, and optimizing software development processes. He is proficient in troubleshooting and resolving complex technical issues. Chiranjeevi is great at collaborating and delivering efficient and scalable solutions.

Infrastructure as Code (IaC)AWS DevOps Cloud Architecture Cloud Amazon RDS Jenkins Git Bash Amazon Web Services (AWS)Subversion (SVN)Amazon EC2 Apache Maven Continuous Delivery (CD)Amazon S3 (AWS S3)Amazon CloudWatch

Portfolio

ARJ Enterprises LLC

Terraform, Datadog, Amazon Web Services (AWS), DevOps

Kannact

Terraform, Amazon Web Services (AWS), DevOps...

LVRG

Amazon Web Services (AWS), Terraform, Networking, VPN, AWS VPN, Ansible, DevOps...

Experience

Jenkins - 10 years Git - 10 years Amazon Web Services (AWS) - 8 years Terraform - 5 years Bash Script - 5 years Kubernetes - 4 years Docker - 3 years Amazon EKS - 1 year

Availability

Full-time

Preferred Environment

Amazon Web Services (AWS), Terraform, Jenkins, Bash Script, Linux, Docker, Python, GitLab CI/CD, Datadog, Amazon EKS

The most amazing...

...project I've built is an automation framework in Groovy that deploys 100+ customer batch jobs into a SaaS platform across the cloud without any manual efforts.

Work Experience

Datadog Expert

2023 - 2024

ARJ Enterprises LLC

Enabled end-to-end APM instrumentation for client services on Datadog.
Provisioned Datadog monitors dashboards and pipelines using Terraform and CI/CD pipelines.
Documented the complete process of centralized logging tracing and security scanning using Datadog.

Technologies: Terraform, Datadog, Amazon Web Services (AWS), DevOps

Terraform and AWS Expert

2023 - 2023

Kannact

Created the complete VPC/subnets and data layers with AWS route tables using Terraform.
Built the infrastructure repo structure and terraform modules for AWS EKS, RDS, VPN, and GitLab VPC.
Automated end-to-end infrastructure provisioning in AWS with Terraform using state file on S3 and DynamoDB lock file.
Provisioned the infrastructure from the existing contractor site to the newly created AWS account with all the requirements and EKS service accounts, where the customer can run and maintain the infrastructure with the provided documentation.

Technologies: Terraform, Amazon Web Services (AWS), DevOps, Amazon Virtual Private Cloud (VPC), Amazon EKS, AWS VPN, Amazon RDS, Amazon S3 (AWS S3), Linux, Command-line Interface (CLI), Identity & Access Management (IAM), Docker, Helm, TCP/IP, Web Application Firewall (WAF), DNS

DevOps Engineer

2023 - 2023

LVRG

Fixed outstanding issues customers were facing due to network issues by enabling VPC endpoints for DynamoDB for serverless Lambdas.
Implemented email opening and tracking using AWS SES on custom domains.
Implemented DLQ on AWS SQS with lambda to reprocess failed system events from AWS MSK cluster.
Created scalable EC2 instance with automatic deployment and infrastructure provisioning with Terraform modules.

Technologies: Amazon Web Services (AWS), Terraform, Networking, VPN, AWS VPN, Ansible, DevOps, Amazon Simple Email Service (SES), Amazon MSK, AWS Lambda, PostgreSQL, TCP/IP, Site Reliability Engineering (SRE), DNS

SRE Engineer

2022 - 2023

Procore Technologies Inc. - Main

Achieved a successful cost optimization of the SumoLogic yearly bill, reducing around 30% of the cost by optimizing the data tiers from continuous to frequent/infrequent data tiers.
Migrated 200+ Datadog SLOs to Nobl9 by automating them with Python code, which generates YAML templates, and they can be applied to Nobl9 using sloctl command line utility.
Optimized Datadog custom metrics to reduce the cost of Datadog's yearly bill, Identified the major custom metrics and helped to reduce their usage.
Generated reports for Bugsnag and Datadog for projects and services and their usage to identify unused projects and services. This helped reduce the tool's cost.

Technologies: Sumo Logic, New Relic, Datadog, Amazon Web Services (AWS), Python 3, Nobl9, Infrastructure as Code (IaC), Cloud Architecture, Bash, CircleCI, TCP/IP, DNS

DevOps Engineer

2022 - 2022

Fruition Data, Inc.

Designed the entire AWS cloud architecture for multi-tenant model customers to onboard their clients.
Provisioned complete AWS cloud resources using Terraform infrastructure as code.
Enabled monitoring and integrated all cloud health alerts with Slack.

Technologies: Terraform, Amazon Web Services (AWS), AWS CloudFormation, AWS IAM, Kubernetes, Cloud Security, GitHub, Bitbucket, Infrastructure as Code (IaC), AWS Cloud Architecture, Amazon Virtual Private Cloud (VPC), Amazon CloudFront CDN, Amazon DynamoDB, Bash, Containers, Load Balancers, AWS Fargate, AWS DevOps, PostgreSQL, Keycloak, Site Reliability Engineering (SRE), Web Application Firewall (WAF), DNS, Network Administration

DevOps Consultant

2022 - 2022

Luminesence

Designed the CI pipeline using GitLab CI for all microservice, including building Docker images, sonar scan, security scan, and push to ECR registry.
Developed CD pipeline as a dependency with CI pipeline, which triggers Helm templates to deploy the services to EKS cluster with Helm upgrade.
Designed and implemented infrastructure pipelines with GitLab CI and Terraform to provision the infrastructure as layers (VPC, subnets, IGW), data layer (RDS MySQL), and EKS/Redis clusters.
Created all AWS infrastructure provisioning using Terraform and built Terraform structure for AWS resources and documented for future maintenance.
Configured Datadog for application and infrastructure monitoring and alerting in Slack.
Configured different Datadog dashboards for AWS infrastructure resources and EKS containers to find any spikes in the application and alert in Slack groups.

Technologies: GitLab CI/CD, Datadog, Amazon EKS, AWS WAF, Amazon S3 (AWS S3), AWS ALB, Terraform, Docker, Amazon Elastic Container Registry (ECR), GitLab, Helm, Argo CD, ELK (Elastic Stack), Shell Scripting, GitHub, Amazon Virtual Private Cloud (VPC), Amazon CloudFront CDN, Amazon DynamoDB, Bash, Containers, Load Balancers, AWS Fargate, AWS DevOps, Site Reliability Engineering (SRE), DNS, Network Administration, Configuration Management

DevOps Engineer

2022 - 2022

Rona Consuling Group

Created an AWS OpenSearch (Elasticsearch) solution for pcap file processing and designed the UI using Kibanato to better monitor network traffic within the bank and between its branches.
Developed scripts to process pcap data using Packetbeat and Logstash forwarder.
Processed two mill network records in two hours with minimum hardware using Logstash and pcap data.

Technologies: Amazon Web Services (AWS), Elasticsearch, Kibana, Logstash, pcap, Networking, Monitoring, Packetbeat, Filebeat, ELK (Elastic Stack), Shell Scripting, GitHub, Amazon Virtual Private Cloud (VPC), Amazon CloudFront CDN, Amazon DynamoDB, Bash, Containers, AWS Fargate, AWS DevOps, Site Reliability Engineering (SRE), DNS, Network Administration, Configuration Management

Senior Site Reliability Engineer

2019 - 2022

Equifax

Developed infrastructure as code automation for a cloud migration project on AWS. Every infrastructure resource was provisioned with Terraform and put CI/CD (Jenkins) systems in place for the development and release process.
Enabled infrastructure application monitoring, alerting, and logging using Amazon CloudWatch metrics and alarms, AppDynamics, and ELK stack.
Built SRE capabilities for creating SLI, SLO, and SLAs with customers and worked towards achieving 99.9% SLO in application reliability.
Implemented an automation framework to onboard 100+ customers into a SaaS-based application without any manual intervention with the help of DevOps tools like Jenkins, Nexus, Amazon S3, SF's, and Amazon EMR.
Provisioned the EKS cluster to deploy containerized microservices using Jenkins and Terraform with the help of Groovy scripting.

Technologies: Terraform, Jenkins, Jenkins Pipeline, Bash Script, Linux, Groovy Scripting, Docker, Amazon Elastic Container Service (Amazon ECS), Amazon Web Services (AWS), Amazon Elastic MapReduce (EMR), PostgreSQL 10, Jira, AWS IAM, AWS Lambda, AWS CodeDeploy, Amazon S3 (AWS S3), Amazon CloudWatch, Amazon EC2, Amazon Elastic Container Registry (ECR), AWS ALB, Microservices, Cloud Security, CI/CD Pipelines, DevOps, Google Kubernetes Engine (GKE), Kubernetes, Amazon EKS, Cloud, Architecture, Continuous Delivery (CD), Continuous Integration (CI), Networking, Shell Scripting, GitHub, Java, AWS Certified Developer, Google Cloud, Google Cloud Platform (GCP), Infrastructure as Code (IaC), Cloud Architecture, AWS Cloud Architecture, Amazon Virtual Private Cloud (VPC), Amazon CloudFront CDN, Amazon DynamoDB, Bash, Containers, Load Balancers, AWS Fargate, AWS DevOps, Dashboard Development, APIs, Serverless Architecture, PostgreSQL, System Administration, Apache, Site Reliability Engineering (SRE), Amazon RDS, DNS, Configuration Management

Senior Build Engineer

2016 - 2019

Verizon Connect

Managed all 6+ mobile apps' CI/CD process and hosted them in an internal store, Fabric.io, and App and Play Store.
Handled a backed infrastructure in Windows servers and Internet Information Services (IIS) using Octopus Deploy and PowerShell modules.
Built CI/CD pipelines using Bamboo and PowerShell to trigger code build, Sonar checks, security scans, and maintain a NuGet repo.

Technologies: Bamboo, Octopus Deploy, Windows PowerShell, Jenkins, Docker, Bash Script, Amazon Web Services (AWS), Jira, Jenkins Pipeline, iOS, Android SDK, Shell Scripting, Bitbucket, .NET, Infrastructure as Code (IaC), Cloud Architecture, AWS Cloud Architecture, AWS CloudFormation, AWS Certified Solution Architect, Amazon Virtual Private Cloud (VPC), Bash, Containers, AWS DevOps, Microsoft SQL Server, RabbitMQ, Grafana, Web Servers, Apache, Configuration Management

Lead Release Engineer

2012 - 2016

Konylabs

Developed a CI/CD framework for Kony Studio-based mobile applications for automated build and deployment to a cloud-based hosting system.
Created a QR scan-based mobile app installation for the testing team as part of the CI/CD system using Jenkins, Bash, and AWS cloud environment.
Maintained a release team of three members to support the regular release cycle for all applications upon customer acceptance.

Technologies: Kony, Git, Jenkins, Bash Script, Linux, Apache Tomcat, NGINX, Amazon EC2, Amazon S3 (AWS S3), Amazon Web Services (AWS), HP Fortify, Shell Scripting, Bitbucket, Ansible, Bash, AWS DevOps, Configuration Management

DevOps Engineer

2011 - 2012

Vodafone Group

Automated complete application CICD pipelines in TeamCity CI tool.
Integrated Selenium automated test suites with TeamCity and provided on-the-fly test reports on CI itself.
Created deployment scripts for .NET-based applications using PowerShell and MS code deploy utility.
Created scheduled jobs to read third-party input feed to run the back-end services on a nightly basis in PowerShell.

Technologies: Jenkins, Apache Ant, Apache Maven, Jira, Linux, Bash Script, Agile Sprints, Git, TeamCity, Windows PowerShell, Selenium, RavenDB, MongoDB, Splunk, Subversion (SVN), RabbitMQ, Grafana, Web Servers, Configuration Management

Build and Configuration Engineer

2009 - 2011

Bwin

Developed an automated deployment framework for game servers and other dependent applications to host on data center-based Linux servers using a custom build CruiseControl CI tool.
Created ANT-based automated build scripts to compile, run unit tests, and package the jar/war files with given version numbers and push to Nexus Repository.
Administrated the subversions server to manage backups and access management files with the Apache configuration files.
Supported production environments for troubleshooting to take TCP dumps, checking logs, monitoring services, and connectivity with third-party APIs.

Technologies: Jenkins, CruiseControl, Subversion (SVN), Git, Bash Script, Linux, Apache Ant, Apache Maven, Apache Tomcat, Jira, CI/CD Pipelines, Continuous Deployment, Grafana, Configuration Management

SCM Engineer

2007 - 2009

Virtusa

Worked with a client (JPMorgan Chase & Co.) to support the Chase application build and deployment automation.
Created build scripts using Ant and deployment scripts with Bash and deployed them to Tomcat/JBoss and WebLogic Servers.
Administrated IBM ClearCase source-code management system across the project and enabled a versioning and release process.
Created and managed internal Chase application static content packaging scripts written in PowerShell and deployed to Linux servers.

Technologies: Bash Script, Windows PowerShell, Linux, IBM Rational Build Forge, WebLogic, JBoss, Apache Tomcat, Apache Ant, Apache Maven, IBM Rational ClearCase, Subversion (SVN), Web Servers, Configuration Management

Experience

Cyber Financial Application

This is a Java and Angular-based Docker containerized application that processes customer data and provides customizable reports in the UI. This is a migration project from the data center to the AWS cloud. I created a multi-tenant architecture and provisioned complete infrastructure using Terraform in the AWS cloud, where microservices are hosted in the EKS cluster.

REVEAL ELD Logbook

I worked on a fleet management application on the back-end automation to build and deploy the app on internal stores like Fabric.io and the App Store and Play Store with PowerShell automation using Bamboo and Bash scripting.

Retail Banking Mobile Application

I was part of the RB team to automate the mobile app and back-end services automated build and deployments to AWS cloud and internal app stores. I created pipelines for dev flow from bitbucket repo to Jenkins and Cloud environment. I also created QR links for every mobile app build to install it in test devices and mobile app testing lab to perform regression and sanity tests with the CI environment.

Skills

Languages

Bash Script, Bash, Python, Python 3, Java

Libraries/APIs

Jenkins Pipeline, pcap, Fabric

Tools

Terraform, Jenkins, Amazon Elastic Container Service (Amazon ECS), Git, Amazon Elastic MapReduce (EMR), Subversion (SVN), Apache Maven, Vault, Amazon Elastic Container Registry (ECR), SonarQube, AWS IAM, AWS CodeDeploy, Amazon CloudWatch, GitHub, Bitbucket, Kibana, GitLab CI/CD, GitLab, Amazon Virtual Private Cloud (VPC), Apache Ant, TeamCity, HP Fortify, Amazon EKS, Logstash, ELK (Elastic Stack), Ansible, Amazon CloudFront CDN, CircleCI, AWS Fargate, RabbitMQ, Keycloak, Grafana, Apache, Bamboo, Apache Tomcat, NGINX, Jira, Splunk, AppDynamics, Google Kubernetes Engine (GKE), IBM Rational ClearCase, Helm, AWS CloudFormation, Sumo Logic, VPN, Amazon Simple Email Service (SES)

Paradigms

DevOps, Continuous Integration (CI), Continuous Delivery (CD), Serverless Architecture, Microservices, Continuous Deployment

Platforms

Linux, Amazon EC2, Amazon Web Services (AWS), AWS Lambda, Docker, AWS ALB, Kubernetes, Kony, QualysGuard, iOS, JBoss, New Relic, Google Cloud Platform (GCP)

Storage

Amazon S3 (AWS S3), Datadog, Amazon DynamoDB, Elasticsearch, PostgreSQL, PostgreSQL 10, RavenDB, MongoDB, Amazon Aurora, Google Cloud, Microsoft SQL Server

Other

CI/CD Pipelines, Architecture, Cloud, Shell Scripting, Site Reliability Engineering (SRE), Infrastructure as Code (IaC), Cloud Architecture, AWS Cloud Architecture, AWS DevOps, Amazon RDS, Web Servers, Configuration Management, Agile Sprints, Monitoring, Packetbeat, Filebeat, Argo CD, Containers, Dashboard Development, System Administration, TCP/IP, Web Application Firewall (WAF), DNS, Network Administration, Groovy Scripting, Information Technology, Octopus Deploy, Apica, Cloud Security, CruiseControl, IBM Rational Build Forge, WebLogic, Networking, AWS WAF, Nobl9, AWS Certified Developer, AWS Certified Solution Architect, Load Balancers, AWS VPN, Command-line Interface (CLI), Identity & Access Management (IAM), Amazon MSK, APIs

Frameworks

Windows PowerShell, Selenium, Android SDK, .NET

Education

2002 - 2006

Bachelor's Degree in Information Technology

Jawaharlal Nehru Technological University Hyderabad - India

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